CAS Catalogue of Diatom Names

Institute for Biodiversity Science and Sustainability

Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011

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[ 223 ] records found...	Brief Records Multiple Pages Back to Search Form

Actinocyclus ehrenbergii var. genuinus Cleve-Euler 1951, p. 81; fig. 144 a as A. ehrenbergii ‘alpha’ genuinus mh.
Comments	Cleve-Euler may not have included the type of A. ehrenbergii Ralfs. She cites: “A. ehrenbergii Ralfs V.H. Syn. 123, 7. Hust. Kies. I Fig. 298”
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Actinocyclus magnificus var. armatus (Cleve-Euler) Cleve-Euler 1951, p. 83; fig. 147 d, e as Actinocyclus magnificus ‘beta’ armatus A. Cl.
Basionym	Actinocyclus armatus Cleve-Euler 1941
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Actinocyclus armatus Cleve-Euler 1941

Actinocyclus magnificus var. genuinus Cleve-Euler 1951, p. 83; fig. 147 a, b as Actinocyclus magnificus ‘alpha’ genuinus
Comments	Cleve-Euler cites A. magnificus Cl. 1941. Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Actinocyclus subtilis var. arcticus (Grunow in Van Heurck) Cleve-Euler 1951, p. 82; fig. 145 b, c as A. subtilis ‘beta’ arcticus (Grun.) mh.
Basionym	Actinocyclus alienus var. arctica Grunow in Van Heurck 1883
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Actinocyclus alienus var. arctica Grunow in Van Heurck 1883

Actinocyclus subtilis var. typicus Cleve-Euler 1951, p. 82; fig. 145 a as A. subtilis ‘alpha’ typicus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Actinoptychus undulatus f. sexappendiculata (Grunow in Van Heurck) Cleve-Euler 1951, p. 78 as Actinoptychus undulatus ‘alpha’ typicus f. sexappendiculata
Basionym	Actinoptychus undulatus f. sexappendiculata Grunow in Van Heurck 1883
Comments	This entry corresponds to a change of taxonomic opinion, not a new combination although listed as such by VanLandingham 1967, p. 142 (ref. 006293). Cleve-Euler refers to Van Heurck 1883, pl. 122, fig. 1-2 (ref. 001037)
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Actinoptychus areolatus (Ehrenberg) Schmidt in Schmidt et al. 1874 Actinoptychus omphalopelta Grunow 1867 Actinoptychus undulatus f. sexappendiculata Grunow in Van Heurck 1883 Omphalopelta areolata Ehrenberg 1844 Actinocyclus areolatus (Ehrenberg) Brightwell 1860

Actinoptychus undulatus var. typicus Cleve-Euler 1951, p. 78; fig. 134 a-c as Actinoptychus undulatus ‘alpha’ typicus mh.
Comments	Cleve-Euler cites Schmidt 1874, pl. 1, fig. 1-4, 6 (ref. 012441). Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Arachnoidiscus indicus var. borealis Cleve-Euler 1951, p. 78; fig. 5 a as Arachnoidiscus indicus E. ‘beta’ borealis
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Asteromphalus brookei var. genuinus Cleve-Euler 1951, p. 80; fig. 139 a, b as Asteromphalus brookei ‘alpha’ genuinus mh.
Comments	Cleve-Euler seems to be excluding the type of Asteromphalus brookei Bailey. She cites “Asteromphalus brookei Bail. Schmidt Atlas pl. 38, figs. 21- 23”(ref. 012449). Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Asteromphalus brookei var. humboldtii (Ehrenberg) Cleve-Euler 1951, p. 80; fig. 139 e as A. brookei ‘gamma’ humboldtii
Basionym	Asteromphalus humboldtii Ehrenberg 1844
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Asteromphalus humboldtii Ehrenberg 1844

Asteromphalus brookei var. robustus (Castracane) Cleve-Euler 1951, p. 80; fig. 139 c, d as A. brookei ‘beta’ robustus (Castr.) mh.
Basionym	Asteromphalus robustus Castracane 1875
Status	Valid
Comments	Isonym? See Asteromphalus brookei var. robustus (Castracane) Rattray 1890. Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Asteromphalus brookei var. robustus (Castracane) Rattray 1890 Asteromphalus brookei var. robustus (Castracane) H. Peragallo 1888 Asteromphalus robustus Castracane 1875

Auliscus caelatus var. dissolutus Halden ex Cleve-Euler 1951, p. 84; fig. 151 b-e as Auliscus caelatus ‘beta’ dissolutus
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Auliscus caelatus f. trypodiscus (Brockmann) Cleve-Euler 1951, p. 84; fig. 151 e as Auliscus caelatus ‘beta’ dissolutus f. trypodiscus
Basionym	Auliscus sculptus var. tripodiscus Brockmann 1914
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Auliscus caelatus var. tripodiscus ‘Brockmann’ Mills 1933 Auliscus sculptus var. tripodiscus Brockmann 1914

Auliscus caelatus var. typicus Cleve-Euler 1951, p. 84; fig. 151 as Auliscus caelatus ‘alpha’ typicus
Comments	Cleve-Euler seems to be excluding the type of Auliscus caelatus Bailey (?) Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Auliscus reticulatus var. genuinus Cleve-Euler 1951, p. 83; fig. 149 a as Auliscus reticulatus ‘alpha’ genuinus
Comments	Unclear if Cleve-Euler is including the type of Auliscus reticulatus Greville. Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Biddulphia reticulata var. typica Cleve-Euler 1951, p. 119; fig. 256 a, b as Biddulphia reticulata ‘alpha’ typica mh.
Comments	Seems to exclude the type of Biddulphia reticulata Roper (?). Cleve-Euler cites Biddulphia reticulata Roper [sensu] Grunow in Van Heurck 1882, pl. 102, fig. 1-2 (ref. 001036). Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Biddulphia rhombus var. typica Cleve-Euler 1951, p. 118; fig. 254 a, b, d as Biddulphia rhombus ‘alpha’ typica
Comments	Cleve-Euler cites Zygoceros [rhombus] Ehrenberg. Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Chaetoceros anastomosans var. externus (Gran) Cleve-Euler 1951, p. 101; fig. 196 c as Ch. anastamosans 'beta' externus mh.
Basionym	Chaetoceros externus Gran 1897
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Chaetoceros anastomosans var. externa (Gran) Hustedt in Schmidt et al. 1921 Chaetoceros externus Gran 1897

Chaetoceros anastomosans var. genuinus Cleve-Euler 1951, p. 101; fig. 196 a, b as Ch. anastamosans 'alpha' genuinus mh.
Comments	Cites "V.H. Syn. 82, 608 (i.e. original publication of Ch. anastomosans Grunow in Van Heurck)
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Chaetoceros borealis f. typica Cleve-Euler 1951, p. 96; fig. 181 a-d
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Chaetoceros diadema var. genuinus Cleve-Euler 1951, p. 104; fig. 207 a-f as Ch. diadema 'alpha' genuinus mh.
Comments	Non Syndendrium diadema Ehrenberg 1845? Brief description and synonym cited: "Ch. curvisetum Cleve e.p. 1894, Ch. groenlandicus Cl. 1896, Ch. subsecundus (Grun.) Hustedt fig. 404"
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Chaetoceros diadema var. leptopus (Cleve) Cleve-Euler 1951, p. 104; fig. 207 g as Ch. diadema 'beta' leptopus (Cl.) mh.
Basionym	Chaetoceros groenlandicus var. leptopus Cleve 1896
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Chaetoceros groenlandicus var. leptopus Cleve 1896

Chaetoceros diversus var. genuina Cleve-Euler 1951, p. 101 as Ch. diversus 'alpha' genuinus mh.
Comments	Cites original publication of Ch. diversus Cleve
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Chaetoceros hispidus var. monicae (Grunow in Van Heurck) Cleve-Euler 1951, p. 109; fig. 230 a, b, VI l as Ch. hispidus (E.) Brightw. 'beta' monicae mh.
Basionym	Chaetoceros hispidum (hispidus) var. monicae Grunow in Van Heurck 1883
Comments	New combination? Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Chaetoceros hispidum (hispidus) var. monicae Grunow in Van Heurck 1883

Coscinodiscus antiquus var. genuinus Cleve-Euler 1951, p. 72; fig. 119 a as C. (Thal.) antiquuus 'alpha' genuinus mh.
Comments	Includes the type of Coscinodiscus antiquus Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus antiquus f. inermis (Cleve-Euler) Cleve-Euler 1951, p. 72; fig. 119 d, f-k as Coscinodiscus antiquus 'beta' lapponicus n.v. f. inermis
Basionym	Coscinodiscus antiquus f. inermis Cleve-Euler 1941
Comments	A change of taxonomic opinion, not a new combination
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus antiquus f. inermis Cleve-Euler 1941

Coscinodiscus antiquus var. lapponicus (lapponica) Cleve-Euler 1951, p. 72; fig. 119 b-d, f-l, II d, II m as Coscinodiscus antiquus 'beta' lapponicus n.v.
Status	Valid
Comments	The figures correspond to included formae (figs. b and i that are not attributed to particular formae may correspond to f. lapponicus)
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus antiquus var. minor (Cleve-Euler) Cleve-Euler 1951, p. 72; fig. 119 k as C. (Thal.) antiquus 'gamma' minor
Basionym	Coscinodiscus antiquus f. minor Cleve-Euler 1941
Status	Valid
Comments	Misprinted fig. 119e in text. Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus antiquus f. minor Cleve-Euler 1941

Coscinodiscus antiquus f. multispinosa (Cleve-Euler) Cleve-Euler 1951, p. 72; fig. 119 b as Coscinodiscus antiquus 'beta' lapponicus f. multispinosa
Basionym	Coscinodiscus antiquus f. multispinosa Cleve-Euler 1941
Comments	Not a new combination, but a change a taxonomic placement
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus antiquus f. multispinosa Cleve-Euler 1941

Coscinodiscus antiquus f. paucispinosa (Cleve-Euler) Cleve-Euler 1951, p. 72; fig. 119 c, II m as Coscinodiscus antiquus 'beta' lapponicus n.v. f. paucispinosa
Basionym	Coscinodiscus antiquus f. paucispinosa Cleve-Euler 1941
Comments	A change of taxonomic opinion (placement), not a new combination
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus antiquus f. paucispinosa Cleve-Euler 1941 Coscinodiscus antiquus var. paucispinosa (Cleve-Euler) Cleve-Euler in Cleve-Euler & Hessland 1947

Coscinodiscus antiquus f. regularis (Cleve-Euler) Cleve-Euler 1951, p. 72; fig. 119 l, pl. II, fig. d as Coscinodiscus antiquus 'beta' lapponicus f. regularis
Basionym	Coscinodiscus antiquus var. regularis Cleve-Euler 1941
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus antiquus var. regularis Cleve-Euler 1941

Coscinodiscus apiculatus var. genuinus Cleve-Euler 1951, p. 66; fig. 98 a-b as Coscinodiscus apiculatus 'alpha' genuinus mh.
Comments	Seems to exclude the type of Coscinodiscus apiculatus Ehrenberg
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus arentii (Kolbe) Cleve-Euler 1951, p. 75; fig. 130 A
Basionym	Cyclotella arentii Kolbe 1948
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella arentii Kolbe 1948 Melosira arentii (Kolbe) Nagumo et Kobayasi 1977 Brevisira arentii (R.W. Kolbe) K. Krammer 2001

Coscinodiscus balticus (Grunow in Cleve & Grunow) Cleve-Euler 1951, p. 74
Basionym	Coscinodiscus polyacanthus var. baltica Grunow in Cleve & Grunow 1880
Comments	Basionym is illegitimate
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus balticus Grunow in Rattray 1890 Coscinodiscus balticus (Grunow in Cleve & Grunow) Cleve 1891 Coscinodiscus polyacanthus var. baltica Grunow in Cleve & Grunow 1880 Coscinodiscus odontodiscus var. balticus Grunow in Cleve & Möller 1879 Thalassiosira baltica (Grunow in Cleve & Grunow) Ostenfeld 1901 Thalassiosira baltica var. genuina (Grunow in Cleve & Grunow) Cleve-Euler 1942

Coscinodiscus balticus var. fluviatilis (Lemmermann) Cleve-Euler 1951, p. 75; fig. 127 d as Coscinodiscus balticus 'beta' fluviatilis
Basionym	Thalassiosira subtilis var. fluviatilis Lemmermann 1904
Status	Valid
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira baltica var. fluviatilis (Lemmermann) Cleve-Euler 1910 Thalassiosira subtilis var. fluviatilis Lemmermann 1904

Coscinodiscus concinnus var. nobilis (Grunow) Cleve-Euler 1951, p. 69 as Coscinodiscus concinnus 'beta' nobilis (Grun.) mh.
Basionym	Coscinodiscus nobilis Grunow 1879
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus nobilis Grunow 1879

Coscinodiscus concinnus var. typicus Cleve-Euler 1951, p. 69; fig. 108 a-e as Coscinodiscus concinnus 'alpha' typicus mh.
Comments	Unsure if the type of C. concinnus W. Smith is included
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus condensatus (Cleve) Cleve-Euler 1951, p. 73, fig. 121
Basionym	Thalassiosira condensata Cleve 1900
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira condensata Cleve 1900

Coscinodiscus decoratus (A. Cleve) A. Cleve 1951, p. 71; fig. 117
Basionym	Thalassiosira decorata Cleve-Euler 1941
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus decoratus 'Cleve-Euler' according to VanLandingham 1968 Thalassiosira decorata Cleve-Euler 1941

Coscinodiscus decrescens var. genuinus Cleve-Euler 1951, p. 64; fig. 92 a as Coscinodiscus decrescens 'alpha' genuinus mh.
Comments	Does not exclude the type of Coscinodiscus decrescens Grunow in A. Schmidt
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus excentricus f. scintillans Cleve-Euler 1951, p. 72
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus excentricus f. velata (A. Cleve) A. Cleve 1951, p. 72; fig. 118 b as C. (Thal.) excentricus f. velata A.Cl.
Basionym	Thalassiosira excentrica f. velata Cleve-Euler 1942
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus excentricus f. velata Cleve-Euler 1942 Thalassiosira excentrica f. velata Cleve-Euler 1942

Coscinodiscus fallax (Meunier) Cleve-Euler 1951, p. 74; fig. 126
Basionym	Thalassiosira fallax Meunier 1910
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira fallax Meunier 1910

Coscinodiscus fluviatilis (Hustedt) Cleve-Euler 1951, p. 73; fig. 120 b
Basionym	Thalassiosira fluviatilis Hustedt 1926
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira fluviatilis Hustedt 1926

Coscinodiscus frigidus (Cleve-Euler) Cleve-Euler 1951, p. 73; fig. 120 c
Basionym	Thalassiosira frigida Cleve-Euler 1942
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Thalassiosira frigida Cleve-Euler 1917 Thalassiosira frigida Cleve-Euler 1942

Coscinodiscus gravidus (Cleve) Cleve-Euler 1951, p. 74; fig. 125
Basionym	Thalassiosira gravida Cleve 1896
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira gravida Cleve 1896

Coscinodiscus griseus var. minor Cleve-Euler 1951, p. 69; fig. 110 b as Coscinodiscus griseus 'beta' minor mh.
Comments	Rank implied, not clearly indicated
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus hartingii (Brockmann) Cleve-Euler 1951, p. 60
Basionym	Coscinodiscus diorama var. hartingii Brockmann 1928
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus diorama var. hartingii Brockmann 1928

Coscinodiscus hartingii var. balticus Cleve-Euler 1951, p. 60; pl. II, fig. k as Coscinodiscus hartingii 'beta' balticus n.v.
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus lacustris f. deformis (Cleve-Euler) Cleve-Euler 1951, p. 63; fig. 87 f, g as Coscinodiscus lacustris 'gamma' septentrionalis f. deformis A. Cl. 1942
Basionym	Coscinodiscus lacustris var. deformis Cleve-Euler 1942
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Coscinodiscus lacustris var. deformis Cleve-Euler 1942

Coscinodiscus levanderi (Van Goor) Cleve-Euler 1951, p. 75, fig. 128
Basionym	Thalassiosira levanderi Van Goor 1924
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira levanderi Van Goor 1924 Thalassiosira decipiens f. levanderi (Van Goor) Takano 1956

Coscinodiscus lineatus var. genuinus Cleve-Euler 1951, p. 61, fig. 85 a, b as Coscinodiscus lineatus 'alpha' genuinus mh.
Comments	Seems to be excluding the type of Coscinodiscus lineatus Ehrenberg
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Coscinodiscus nordenskioeldii (Cleve) Cleve-Euler 1951, p. 71; fig. 115
Basionym	Thalassiosira nordenskioeldii Cleve 1873
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira nordenskioeldii Cleve 1873

Coscinodiscus odontodiscus var. genuinus Cleve-Euler 1951, p. 60; fig. 83 a as Coscinodiscus odontodiscus 'alpha' genuinus mh.
Comments	Does not exclude the type of Coscinodiscus odontodiscus Grunow 1884
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Coscinodiscus ostenfeldii Cleve-Euler 1951, p. 73; fig. 120 A
Comments	New name for Podosira subtilis Ostenfeld 1899 (priority for Coscinodiscus subtilis Ehrenberg 1843)
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Podosira subtilis Ostenfeld 1899 Thalassiosira subtilis (Ostenfeld) Gran 1900

Coscinodiscus payeri var. typicus Cleve-Euler 1951, p. 60; fig. 84 as Coscinodiscus payeri 'alpha' typicus mh.
Comments	Does not exclude the type of Coscinodiscus payeri Grunow 1884
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Coscinodiscus polychordus (Gran) Cleve-Euler 1951, p. 75; fig. 129
Basionym	Coscinodiscus polychordus Gran 1897
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinosira polychorda (Gran) Gran 1900 Coscinodiscus lineatus f. polychorda (Gran) Peragallo & Peragallo 1897-1908 Coscinodiscus polychordus Gran 1897 Coscinodiscus lineatus var. polychorda (Gran; Peragallo & Peragallo) F.W. Mills 1933 Thalassiosira polychorda (Gran) Jorgensen 1899

Coscinodiscus rotulus (Meunier) Cleve-Euler 1951, p. 74, fig. 124
Basionym	Thalassiosira rotula Meunier 1910
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Thalassiosira rotula Meunier 1910 Coscinodiscus pelagicus Woodhead & Tweed 1960

Coscinodiscus subtabulatus Cleve-Euler 1951, p. 70; fig. 107
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus subtilis var. glacialis (Grunow) Cleve-Euler 1951, p. 59 as Coscinodiscus subtilis 'beta' glacialis Grun.
Basionym	Coscinodiscus subtilis var. glacialis Grunow 1884
Comments	New combination? Unclear if there is a change of rank
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Coscinodiscus glacialis Grunow 1884 Coscinodiscus subtilis var. glacialis Grunow 1884 Coscinodiscus subtilis f. grunowii Cleve-Euler 1951 Coscinodiscus subtilis f. glacialis (Grunow) A.P. Jousé in Proschkina-Lavrenko (ed.) 1949

Coscinodiscus subtilis f. grunowii Cleve-Euler 1951, p. 59; fig. 81 d as Coscinodiscus subtilis 'beta' glacialis f. grunowii mh.
Status	Valid
Comments	New name for Coscinodiscus subtilis var. glacialis Grunow 1884
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus glacialis Grunow 1884 Coscinodiscus subtilis var. glacialis Grunow 1884 Coscinodiscus subtilis var. glacialis (Grunow) Cleve-Euler 1951 Coscinodiscus subtilis f. glacialis (Grunow) A.P. Jousé in Proschkina-Lavrenko (ed.) 1949

Coscinodiscus subtilis f. inermis Cleve-Euler 1951, p. 59 as Coscinodiscus subtilis 'alpha' genuinus f. inermis mh.
Status	Invalid
Comments	No description. Refers to illustration in Fr. J. Ld 3, 26 (i.e. Grunow 1884, ref. 000444)
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Coscinodiscus subtilis f. siberica (Grunow) Cleve-Euler 1951, p. 59 as Coscinodiscus subtilis 'beta' glacialis f. siberica Grun.
Basionym	Coscinodiscus subtilis var. siberica Grunow 1884
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Coscinodiscus subtilis var. siberica Grunow 1884

Cyclotella bodanica var. affinis (Grunow in Van Heurck) Cleve-Euler 1951, p. 46; fig. 56 i-l as Cyclotella bodanica 'gamma' affinis Grun.
Basionym	Cyclotella comta var. affinis Grunow in Van Heurck 1882
Status	Valid
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella comta var. affinis Grunow in Van Heurck 1882 Puncticulata bodanica var. affinis (Grunow) H. Tanaka & T. Nagumo 2004

Cyclotella bodanica f. borealis (Cleve-Euler) Cleve-Euler 1951, p. 46; fig. 56 h as Cyclotella bodanica 'beta' lemanensis f. borealis A. Cl.
Basionym	Cyclotella bodanica var. borealis Cleve-Euler 1911
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella bodanica var. borealis Cleve-Euler 1911

Cyclotella bodanica var. genuina Cleve-Euler 1951, p. 46; fig. 56 a, b as Cyclotella bodanica 'alpha' genuina mh.
Comments	Does not seem to exclude the type of Cyclotella bodanica Eul.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Cyclotella comta var. binotata (Pantocsek) Cleve-Euler 1951, p. 45; fig. 55 p-r as Cyclotella comta 'zeta' binotata Pant.
Basionym	Cyclotella balatonis var. binotata Pantocsek 1902
Status	Valid
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella balatonis var. binotata Pantocsek 1902 Cyclotella comta f. binotata (Pantocsek) Cleve-Euler 1951

Cyclotella comta f. binotata (Pantocsek) Cleve-Euler 1951, p. 45; fig. 55 p as Cyclotella comta 'zeta' binotata Pant. f. binotata
Basionym	Cyclotella balatonis var. binotata Pantocsek 1902
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella balatonis var. binotata Pantocsek 1902 Cyclotella comta var. binotata (Pantocsek) Cleve-Euler 1951

Cyclotella comta var. genuina Cleve-Euler 1951, p. 44; fig. 55 a-c as C. comta 'alpha' genuina mh.
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Cyclotella comta f. pentanotata Cleve-Euler 1951, (p. 45); fig. 55 r illustrated as "Cyclotella comta 'zeta' binotata f. pentanotata mh."
Status	Valid
Comments	Described on p. 45 as [C. comta] f. spectabilis
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella comta f. spectabilis Cleve-Euler Cleve-Euler 1951 Cyclotella comta var. spectabilis Cleve-Euler 1915 Cyclotella radiosa var. spectabilis (Cleve-Euler) Håkansson 1988

Cyclotella comta f. quadrijuncta (Schröter) Cleve-Euler 1951, p. 45; fig. 55 h as Cyclotella comta 'beta' radiosa f. quadrijuncta Schröter
Basionym	Cyclotella comta var. quadrijuncta Schröter 1896
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella comta var. quadrijuncta Schröter 1896 Cyclotella quadrijuncta (quadriiuncta) (Schröter) Hustedt 1928 Cyclotella quadrijuncta (Schöter) Keissler 1912 Cyclotella schroeteri Lemmermann 1900 Cyclotella comta subsp. quadriiuncta (Schroter) Skabichevskii 1960 Cyclotella quadrijuncta (Schroter) Hustedt in Huber-Pestalozzi 1942 Cyclotella comta var. schroeteri (Lemmermann) Lozeron 1902

Cyclotella comta f. spectabilis Cleve-Euler Cleve-Euler 1951, p. 45 as Cyclotella comta 'zeta' binotata f. spectabilis
Basionym	Cyclotella comta var. spectabilis Cleve-Euler 1915
Status	Valid
Comments	Illustated on fig. 55 r as "[C. comta] f. pentanotata" mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella comta var. spectabilis Cleve-Euler 1915 Cyclotella comta f. pentanotata Cleve-Euler 1951 Cyclotella radiosa var. spectabilis (Cleve-Euler) Håkansson 1988

Cyclotella frigida Cleve-Euler 1951, p. 48; fig. 61
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella glomerata f. lucernensis (Bachmann) Cleve-Euler 1951, p. 47
Basionym	Cyclotella lucernensis Bachmann 1911
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella lucernensis Bachmann 1911

Cyclotella gothica Cleve-Euler 1951, p. 51; fig. 65
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella kuetzingiana f. abnormis Cleve-Euler 1951, p. 50; fig. 64 g as Cyclotella kuetzingiana 'alpha' genuina f. abnormis
Status	Valid
Comments	Refers to the invalid name Cyclotella kutzingiana var. abnormis A. Cleve 1915. Cleve-Euler's 1951 entry constitutes valid publication of the name of a new taxon.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella kuetzingiana var. abnormis Cleve-Euler 1915

Cyclotella kuetzingiana var. genuina Cleve-Euler 1951, p. 49; fig. 64 a-g as Cyclotella Kützingiana 'alpha' genuina mh.
Status	Valid
Comments	Does not exclude the type of C. kuetzingiana Chauvin in Schmidt
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Cyclotella kuetzingiana f. glabra Cleve-Euler 1951, p. 50 as Cyclotella kuetzingiana 'alpha' genuina f. glabra mh.
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella kuetzingiana f. laevis Cleve-Euler 1951, p. 50; fig. 64 o as Cyclotella kützingiana 'delta' melosira f. laevis mh.
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella kuetzingiana f. major (Grunow in Van Heurck) Cleve-Euler 1951, p. 50; fig. 64 f as Cyclotella kützingiana 'alpha' genuina f. major Grun.
Basionym	Cyclotella kuetzingiana f. major Grunow in Van Heurck 1882
Comments	Not a new combination
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Cyclotella kuetzingiana f. major Grunow in Van Heurck 1882

Cyclotella kuetzingiana f. verticillata Cleve-Euler 1951, p. 51; fig. 64 v as Cyclotella kützingiana 'zeta' planetophora f. verticillata mh.
Status	Valid
Comments	Misprinted fig. 65 v in text
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella ladogensis Cleve-Euler 1951, p. 52; fig. 68 a
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella melosiriodes var. scandica Cleve-Euler 1951, p. 43 as Cyclotella melosiroides 'beta' scandica
Status	Valid
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella meneghiniana f. binotata (Grunow in Van Heurck) Cleve-Euler 1951, p. 48; fig. 63 c as [Cyclotella meneghiniana 'alpha' genuina] f. binotata
Basionym	Cyclotella meneghiniana var. binotata Grunow in Van Heurck 1882
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella meneghiniana var. binotata Grunow in Van Heurck 1882

Cyclotella meneghiniana var. genuina Cleve-Euler 1951, p. 48; fig. 63 a-c as Cyclotella meneghiniana 'alpha' genuina mh.
Status	Valid
Comments	Rank implied, not clearly indicated. Does not seems to exclude the type of C. meneghiniana
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Cyclotella meneghiniana f. minor Cleve-Euler 1951, p. 49; fig. 63 n as Cyclotella meneghiniana 'epsilon' plana f. minor?
Comments	Cites in synonymy: C. meneghiniana v. rectangulata A. Cleve 1932
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella meneghiniana var. rectangulata Cleve-Euler 1932

Cyclotella meneghiniana f. unipunctata Cleve-Euler 1951, p. 48; fig. 63 a, b as Cyclotella meneghiniana 'alpha' genuina f. unipunctata mh.
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella operculata var. genuina Cleve-Euler 1951, p. 47; fig. 57 b, d as C. operculata 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	uncertain/not verified

Cyclotella operculata var. inaequipunctata Cleve-Euler 1951, p. 47; fig. 57 c as Cyclotella operculata 'beta' inaequipunctata mh.
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella sjabatjakkensis Cleve-Euler 1951, p. 48; fig. 62
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella socialis var. planctonica (Brunnthaler) Cleve-Euler 1951, p. 48; fig. 60 a-e as Cyclotella socialis 'beta' planctonica (Brunnth.) mh.
Basionym	Cyclotella planctonica Brunnthaler in Brunnthaler, Prowazek & von Wettstein 1901
Status	Valid
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella planctonica Brunnthaler in Brunnthaler, Prowazek & von Wettstein 1901

Cyclotella socialis var. schuettii Cleve-Euler 1951, p. 48; fig. 60 f-i as Cyclotella socialis 'alpha' Schüttii mh.
Status	Valid
Comments	Rank implied, not clearly indicated.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella stelligera f. tenuis (Hustedt) Cleve-Euler 1951, p. 43; fig. 52 c, e
Basionym	Cyclotella stelligera var. tenuis Hustedt 1937
Status	Valid
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella stelligera var. tenuis Hustedt 1937 Discostella stelligera var. tenuis (Hustedt) Houk & Klee 2004

Cyclotella stelligera f. typica Cleve-Euler 1951, p. 43; fig. 52 a, b, d as C. stelligera f. typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella striata var. americana Cleve-Euler 1951, p. 42; fig. 49 a as Cyclotella striata 'alpha' americana mh.
Status	Valid
Comments	Rank implied, not clearly indicated. Cites in synonymy: "C. striata Grun. fae minores V.H. Syn. 92, 7-8"
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella vaetteri Cleve-Euler 1951, p. 52; fig. 68 B 'vätteri'
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella virihensis Cleve-Euler 1951, p. 43; fig. 53 B
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Cyclotella vorticosa A. Berg in Cleve-Euler 1951, p. 51; fig. 66
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Eucampia groenlandica var. atlantica (Gran) Cleve-Euler 1951, p. 112; fig. 237 f as E. groenlandica 'beta' atlantica
Basionym	Eucampia groenlandica var. groenlandica f. atlantica Gran
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Eucampia groenlandica var. typica Cleve-Euler 1951, p. 112; fig. 237 a-e as E. groenlandica 'alpha' typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Eunotia fallax f. subimpressa Cleve-Euler in Cleve-Euler et al. 1951, p. 40; pl. 1, fig. 5 b as Eunotia fallax var. dispersa f. subimpressa
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Eunotia grunowi (grunovii) f. subundulata Cleve-Euler in Cleve-Euler et al. 1951, p. 40; fig. 3 as Eunotia grunowi (grunovii) var. uplandica f. subundulata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Eunotia praerupta f. perlonga Cleve-Euler in Cleve-Euler et al. 1951, p. 40
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Eunotia praeruptamonos (praerupta-monos) f. perlonga Cleve-Euler in Cleve-Euler et al. 1951, p. 40
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Hemiaulus arcticus var. bornholmiensis Cleve-Euler 1951, p. 125; fig. 275 b as H. arcticus 'beta' bornholmiensis mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Hemiaulus arcticus var. genuinus Cleve-Euler 1951, p. 125; fig. 275 a as H. arcticus 'alpha' genuinus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Hemiaulus danosuecicus Cleve-Euler 1951, p. 124
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Hemiaulus danosuecicus f. compressa Cleve-Euler 1951, p. 124; fig. 271 e-h
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Hemiaulus danosuecicus f. typica Cleve-Euler 1951, fig. 271 a-d
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Hemiaulus hostilis var. major (Grunow) Cleve-Euler 1951, p. 124; fig. 272 a as H. hostilis 'alpha' major
Basionym	Hemiaulus hostilis var. hostilis f. major Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Hemiaulus hostilis var. minuta (Grunow) Cleve-Euler 1951, p. 124; fig. 272 b-d as H. hostilis 'beta' minutus
Basionym	Hemiaulus hostilis var. hostilis f. minuta Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Hemiaulus hyperboreus var. genuinus Cleve-Euler 1951, p. 124; fig. 273 a-c as H. hyperboreus 'alpha' genuinus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Hemiaulus hyperboreus var. polaris (Grunow) Cleve-Euler 1951, p. 125; fig. 273 d as H. hyperboreus 'beta' polaris mh.
Basionym	Hemiaulus hostilis var. polaris Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Hemiaulus mitra var. genuinus Cleve-Euler 1951, p. 124; fig. 269 a as H. mitra 'alpha' genuinus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Hemiaulus pileolus var. genuinus Cleve-Euler 1951, p. 126; fig. 280 a-e as H. (Trinacria) pileolus 'alpha' genuinus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Hemiaulus pileolus var. juetlandicus (Grunow) Cleve-Euler 1951, p. 126; fig. 280 f, pl. 5, fig. f as H. (Trinacria) pileolus 'beta' juetlandicus mh.
Basionym	Trinacria pileolus var. juetlandica (jutlandica) Grunow 1884
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Trinacria pileolus var. juetlandica (jutlandica) Grunow 1884

Mastogonia biaculeata Cleve-Euler 1951, p. 110; fig. 233
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira distans f. clinostriata Cleve-Euler 1951, p. 21; fig. 11 i, k as M. distans 'beta' humilis f. clinostriata n.f.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira distans f. clinostriata Cleve-Euler 1951, p. 21; fig. 11 i, k as Melosira distans 'beta' humilis f. clinostriata n.f.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira distans var. decipiens (Grove in Schmidt et al.) Cleve-Euler 1951, p. 21; fig. 11 l-n as M. distans 'gamma' decipiens m.h.
Basionym	Melosira decipiens Grove in Schmidt et al. 1893
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Melosira decipiens Grove in Schmidt et al. 1893

Melosira distans var. densepunctata Cleve-Euler 1951, p. 22; fig. 11 Z, z as M. distans 'iota' densepunctata n. v.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira distans f. validior Cleve-Euler 1951, p. 21; fig. 11 h as Melosira distans var. humilis f. validior n. f.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira distans f. validior Cleve-Euler 1951, p. 21; fig. 11 h as M. distans 'beta' humilis f. validor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira fennoscandica Cleve-Euler 1951, p. 22; fig. 12 a, c-d as M. fennoscandica n. sp.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Aulacoseira fennoscandica (A. Cleve-Euler) R. Ross in Hartley 1986

Melosira fennoscandica f. crenulata Cleve-Euler 1951, p. 23; fig. 12 b as M. fennoscandica f. crenulata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira glacialis (Grunow) Cleve-Euler 1951, p. 31; fig. 27 a-c
Basionym	Podosira hormoides var. glacialis Grunow 1884
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Lauderia glacialis (Grunow) Gran 1900 Podosira glacialis (Grunow) Cleve 1896 Podosira hormoides var. glacialis Grunow 1884

Melosira gothica Cleve-Euler 1951, p. 28; fig. 17
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira granulata f. curvata (Grunow in Van Heurck) Cleve-Euler 1951, p. 25 as M. granulata 'alpha'. typica f. curvata
Basionym	Melosira granulata var. curvata Grunow in Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Melosira granulata f. curvata (Grunow in Van Heurck) Hustedt 1927 Melosira granulata var. curvata Grunow in Van Heurck 1882 Orthosira granulata var. curvata (Grunow in Van Heurck) Schonfeldt 1907 Melosira granulata f. curvata (Grunow) Skabichevskii 1960

Melosira granulata f. reticulata (Otto Müller) Cleve-Euler 1951, p. 25; fig. 15 c as M. granulata 'alpha' typica f. reticulata
Basionym	Melosira granulata var. granulata f. reticulata Otto Müller
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira granulata var. typica Cleve-Euler 1951, p. 25; fig. 15 a, b as M. granulata 'alpha' typica f. typica
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira hormoides var. maxima (Kützing) Cleve-Euler 1951, p. 31 as M. hormoides 'gamma' maxima mh.
Basionym	Cyclotella maxima Kützing 1844
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Cyclotella maxima Kützing 1844 Cycloplea maxima (Kützing) Trevisan 1848 Lysigonium maximum (Kützing) Kuntze 1898 Podosira maxima (Kützing) Grunow 1879 Hyalodiscus maximus (Kützing) Grunow in Schneider 1878

Melosira hormoides var. minima (Grunow in Van Heurck) Cleve-Euler 1951, p. 31; fig. 26 b, c as M. hormoides 'beta' minima
Basionym	Podosira hormoides var. minima Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Podosira hormoides f. minima (Van Heurck) Frenguelli 1939 Podosira hormoides var. minima Van Heurck 1882

Melosira hormoides var. typica Cleve-Euler 1951, p. 31; fig. 26 a as M. hormoides 'alpha' typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira islandica var. helvetica (Otto Müller) Cleve-Euler 1951, v. 2 (1): p. 24; fig. 14 d-h as M. islandica 'beta' helvetica
Basionym	Melosira islandica (subsp. helvetica) Otto Müller
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira islandica var. typica Cleve-Euler 1951, p. 24; fig. 14 a-c as M. islandica 'alpha' typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Melosira islandica var. vanernsis (Cleve-Euler) Cleve-Euler 1951, p. 24; fig. 14 i-o as M. islandica 'gamma' vänernsis
Basionym	Melosira islandica var. vanernsis Cleve-Euler
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira italica var. ambigua (Grunow) Cleve-Euler 1951, p. 26 as M. italica 'beta' ambigua
Basionym	Melosira crenulata var. ambigua Grunow in Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Melosira ambigua (Grunow in Van Heurck) Otto Müller 1903 Melosira crenulata var. ambigua Grunow in Van Heurck 1882 Melosira granulata var. ambigua (Grunow in Van Heurck) Thum 1889 Melosira italica var. ambigua (Grunow in Van Heurck) A. Cleve-Euler in Backmann & Cleve-Euler 1922 Melosira italica f. ambigua (Grunow in Van Heurck) Balachonzew (Bolochonzew) 1909 Aulacoseira ambigua (Grunow) Simonsen 1979 Melosira italica subsp. ambigua (Grunow) Cleve-Euler 1938

Melosira italica f. curvata Cleve-Euler 1951, p. 27 as M. italica 'gamma' subarctica f. curvata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira italica f. curvata Cleve-Euler 1951, p. 27 as M. italica 'gamma' subarctica f. curvata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Melosira italica var. genuina Cleve-Euler 1951, p. 26; fig. 16 a, b as M. italica 'alpha' genuina
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira italica f. laevis (Ehrenberg) Cleve-Euler 1951, p. 27; fig. 16 h as M. italica 'beta' ambigua f. laevis
Basionym	Gaillonella (Gallionella) laevis Ehrenberg 1854
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Gaillonella (Gallionella) laevis Ehrenberg 1854 Melosira crenulata var. laevis (Ehrenberg) Ralfs in Pritchard 1861 Melosira italica var. laevis (Ehrenberg) Ralfs in Pritchard 1861 Melosira laevis (Ehrenberg) Ralfs in Pritchard 1861 Melosira italica var. laevis (Ehrenberg) Frenguelli 1933 Lysigonium laeve (Ehrenberg) Kuntze 1891 Melosira italica f. laevis (Ehrenberg) Cleve-Euler 1915

Melosira italica var. perminuta Cleve-Euler 1951, p. 28; fig. 16 r-u as M. italica 'zeta' perminuta
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira italica f. spiralis (Skuja) Cleve-Euler 1951, v. 2 (1): p. 27 as M. italica 'beta' ambigua f. spiralis
Basionym	Melosira ambigua f. spiralis Skuja 1948
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Melosira ambigua f. spiralis Skuja 1948

Melosira juergensii var. genuina Cleve-Euler 1951, p. 30; fig. 22 a-c, f-l as M. jüergensii 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira jüergensii (juergensi) var. bothnica (bottnica) (Grunow in Cleve & Möller) Cleve-Euler 1951, p. 30; fig. 22 d-e as M. jüergensii 'gamma' bothnica mh.
Basionym	Melosira borreri var. bottnica (bothnica) Grunow in Cleve & Möller
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Melosira jüergensii (juergensi) f. concatenata Cleve-Euler 1951, p. 30; fig. 22 b, c as Melosira jüergensii 'alpha' genuina f. concatenata mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira lineata var. genuina Cleve-Euler 1951, p. 30; fig. 31 a-c as M. lineata 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lineata var. octogona (Grunow) Cleve-Euler 1951, p. 30; fig. 21 d, e as M. lineata 'beta' octagona mh.
Basionym	Melosira borreri var. octogona Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Melosira lirata f. biseriata (Grunow) Cleve-Euler 1951, p. 23; fig. 13 h as Melosira lirata 'beta' seriata f. biseriata
Basionym	Melosira lyrata (lirata) var. biseriata Grunow in Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Melosira lyrata (lirata) var. biseriata Grunow in Van Heurck 1882 Melosira lyrata (lirata) f. biseriata (Grunow) Cleve-Euler 1951 Melosira lirata f. biseriata (Grunow) Camburn in Camburn & Kingston 1986 Melosira polymopha (Grunow) Bethge 1925

Melosira lirata var. genuina Cleve-Euler 1951, p. 23; fig. 13 a-c as M. lirata 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lirata f. multiseriata Cleve-Euler 1951, p. 23; fig. 13 g as Melosira lirata 'beta' seriata f. multiseriata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira lirata var. seriata (Otto Müller emend) Cleve-Euler 1951, p. 23; fig. 13 d, e as M. lirata 'beta' seriata mh.
Basionym	Otto Müller emend
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lyrata (lirata) f. biseriata (Grunow) Cleve-Euler 1951, p. 23; fig. 13 h as M. lirata var. 'beta' seriata f. biseriata n.f.
Basionym	Melosira lyrata (lirata) var. biseriata Grunow in Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Melosira lyrata (lirata) var. biseriata Grunow in Van Heurck 1882 Melosira lirata f. biseriata (Grunow) Camburn in Camburn & Kingston 1986 Melosira lirata f. biseriata (Grunow) Cleve-Euler 1951 Melosira polymopha (Grunow) Bethge 1925

Melosira lyrata (lirata) var. genuina Cleve-Euler 1951, p. 23; fig. 13 a-c as M. lirata 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lyrata (lirata) f. multiseriata Cleve-Euler 1951, p. 23; fig. 13 g as M. lirata var. 'beta' seriata f. multiseriata n.f.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lyrata (lirata) f. multiseriata Cleve-Euler 1951, p. 23; fig. 13 g as M. lirata 'beta' seriata f. multiseriata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira lyrata (lirata) var. seriata (Otto Müller) Cleve-Euler 1951, p. 23 emend. As M. lirata 'beta' seriata (O.M. emend) mh.
Basionym	Melosira lirata var. seriata Otto Müller 1898
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Melosira distans f. seriata (Otto Müller) Hustedt 1927 Melosira lirata var. seriata Otto Müller 1898 Melosira polymorpha var. seriata (Otto Müller) Bethge 1925 Aulacoseira lirata var. seriata (Otto Müller) Vyverman 1991 Aulacoseira distans f. seriata (Otto Müller) Vodopian 1985 Aulacoseira distans f. seriata (Otto Müller) Davydova in Gleser, Makarova, Moisseeva & Nikolaev 1992 Melosira lirata f. seriata Otto Müller

Melosira montagnei var. minor (Grunow in Van Heurck) Cleve-Euler 1951, p. 31; fig. 25 c, d as M. montagnei 'beta' minor
Basionym	Podosira montagnei var. minor Grunow in Van Heurck 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Podosira montagnei var. minor Grunow in Van Heurck 1882 Podosira montagnei (Grunow) Frenguelli 1930

Melosira montagnei var. typica Cleve-Euler 1951, p. 31; fig. 25 a, b as M. montagnei 'alpha' typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira roeseana f. minor Cleve-Euler 1951, p. 20; fig. 9 c, d as Melosira roeseana var. typica f. minor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	uncertain/not verified

Melosira roeseana var. spinosa Cleve-Euler 1951, p. 20; fig. 9 g as M. roeseana 'gamma' spinosa
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Melosira undulata var. typica Cleve-Euler 1951, p. 20; fig. 10 a, b as M. undulata 'alpha' typica
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira westii var. genuina Cleve-Euler 1951, p. 33; fig. 30a, b as M. westii 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Melosira westii f. nuda Cleve-Euler 1951, p. 33; fig. 30 d as Melosira westii 'beta' parva f. nuda
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia ornata (Grunow) Cleve-Euler 1951, p. 34
Basionym	Melosira ornata Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia ornata var. major Cleve-Euler 1951, p. 34; fig. 32 a, b, I a as P. ornata 'alpha' major mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Paralia ornata var. minor Cleve-Euler 1951, p. 34; fig. 32 c, I b as P. ornata 'beta' minor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Paralia sulcata f. coronata (Ehrenberg) Cleve-Euler 1951, p. 34; fig. 33 g, h as Paralia sulcata 'alpha' genuina f. coronata
Basionym	Paralia sulcata var. coronata Ehrenberg
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. minor Cleve-Euler 1951, p. 35; fig. I d, 33 l as Paralia sulcata 'gamma' biseriata f. minor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. minor Cleve-Euler 1951, p. 34 as Paralia sulcata 'alpha' genuina f. minor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. plana Cleve-Euler 1951, p. 34 as Paralia sulcata 'alpha' genuina f. plana
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. radiata (Grunow) Cleve-Euler 1951, p. 34; fig. 33 a, f as Paralia sulcata 'alpha' genuina f. radiata
Basionym	Paralia sulcata var. sulcata f. radiata Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. radiolata (Grunow) Cleve-Euler 1951, p. 34 as Paralia sulcata 'alpha' genuina f. radiolata
Basionym	Paralia sulcata var. sulcata f. radiolata Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Paralia sulcata f. strigillata Cleve-Euler 1951, p. 153; fig. 33 c, d as Paralia sulcata 'alpha' genuina f. strigillata
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Pinnularia esox var. parallela Cleve-Euler 1951, p. 42; pl. 1, fig. 10
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Pinnularia viridis var. cuneatiformis Cleve-Euler 1951, p. 43; fig. 11
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Pyxilla antiqua Cleve-Euler 1951, p. 93; fig. 167 as P. (Rhiz.?) antiqua n. sp.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Pseudopyxilla baltica var. antiqua (Cleve-Euler) Tsumura 1963 Pyxilla baltica var. antiqua (Cleve-Euler) Tsumura 1960

Rhizosolenia alata var. genuina (Gran; Gran) Cleve-Euler 1951, p. 90; fig. 171 a-d, 171 B a, b as R. alata 'alpha' genuina
Basionym	Rhizosolenia alata var. alata f. genuina Gran; Gran
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Rhizosolenia alata f. gracillima (Cleve in Cleve & Moller; Cleve) Cleve-Euler 1951, p. 90; fig. 171 e, 171B e as Rhizosolenia alata 'alpha' genuina f. gracillima
Basionym	Rhizosolenia alata var. gracillima Cleve in Cleve & Moller; Cleve
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Rhizosolenia alata var. indica (Peragallo) Cleve-Euler 1951, p. 90; fig. 171 B f as R. alata 'beta' indica
Basionym	Peragallo
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Rhizosolenia alata var. inermis (Castracane) Cleve-Euler 1951, p. 90; fig. 171 B c, d as R. alata 'gamma' inermis
Basionym	Castracane
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Rhizosolenia eriensis f. gedansensis (Schulz) Cleve-Euler 1951, p. 158; fig. 173 B n-q as Rhizosolenia eriensis 'gamma' morsa f. gedansensis
Basionym	Rhizosolenia eriensis var. eriensis f. gedanensis Schulz
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Rhizosolenia fragilissima var. bergonii Cleve-Euler 1951, p. 88; fig. 160 a as R. fragilissima 'alpha' bergonii mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Rhizosolenia fragilissima var. faeroensis (faeroeensis) (Ostenfeld) Cleve-Euler 1951, p. 88; fig. 160 b, c as R. fragilissima 'beta' faeröensis mh.
Basionym	Rhizosolenia faeroensis (faeroeensis) Ostenfeld 1903
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Rhizosolenia faeroensis (faeroeensis) Ostenfeld 1903

Rhizosolenia similoides Cleve-Euler 1951, p. 92; fig. 175
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Rhizosolenia styliformis var. typica Cleve-Euler 1951, p. 89 as R. styliformis 'alpha' typica mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Stephanodiscus astraea var. incertus Cleve-Euler 1951, p. 54; fig. 70 m as S. astraea 'epsilon' ?incertus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus astraea var. niagarae (Ehrenberg) Cleve-Euler 1951, p. 53; fig. 70 i-k as S. astraea 'gamma' Niagarae mh.
Basionym	Stephanodiscus niagarae Ehrenberg 1845
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Stephanodiscus niagarae Ehrenberg 1845

Stephanodiscus astraea var. typicus Cleve-Euler 1951, p. 53; fig. 70 a-d, h as S. astraea 'alpha' typicus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus binderanus var. oestrupi (Cleve-Euler) Cleve-Euler 1951, p. 55; fig. 73 a-c as S. binderanus 'alpha' öestrupi
Basionym	Melosira oestrupi Cleve-Euler 1910
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Melosira oestrupi Cleve-Euler 1910

Stephanodiscus binderanus var. zachariasi (Brun) Cleve-Euler 1951, p. 55; fig. 73 d, e as S. binderanus 'beta' zachariasi
Basionym	Stephanodiscus zachariasi Brun 1894
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Stephanodiscus hantzschi var. zachariasi (Brun) Fricke in Schmidt et al. 1902 Stephanodiscus zachariasi Brun 1894

Stephanodiscus dubius var. dispersus Cleve-Euler 1951, p. 53; fig. 69 d-g as S. dubius 'beta' dispersus mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus dubius f. longiseta Cleve-Euler 1951, p. 53; fig. 69 h as S. dubius 'beta' dispersus f. longiseta mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus dubius f. longiseta Cleve-Euler 1951, p. 53; fig. 69 h as S. dubius 'beta' dispersus f. longiseta mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	uncertain/not verified

Stephanodiscus dubius var. radiosus Cleve-Euler 1951, p. 52; fig. 69 a-c as S. dubius 'alpha' radiosus
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus subtilis (Van Goor) Cleve-Euler 1951, p. 54
Basionym	Stephanodiscus subtilis Van Goor
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus subtilis var. kriegeri Cleve-Euler 1951, p. 54; fig. 72 g-i as S. subtilis 'beta' kriegeri mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanodiscus subtilis var. van goori Cleve-Euler 1951, p. 54; fig. 72 a-f as S. subtilis 'alpha' Van Goori mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Stephanopyxis broschii var. aculeis obtusis (Grunow) Cleve-Euler 1951, p. 37; fig. 39 d as S. broschii 'beta' aculeis obtusis
Basionym	Stephanopyxis broschii var. broschii f. aculeis obtusis Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis broschii var. inermis (Grunow) Cleve-Euler 1951, p. 37; fig. 39 e, f as S. broschii 'gamma' inermis
Basionym	Stephanopyxis broschii var. broschii f. inermis Grunow
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis broschii var. spinifera Cleve-Euler 1951, p. 37; fig. 39 b, c as S. broschii 'alpha' spinifera mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis melosiroides Cleve-Euler 1951, p. 39; fig. 45 d
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis melosiroides f. calva (Cleve-Euler) Cleve-Euler 1951, p. 39; fig. 45 f-h as S. (Pyxidicula) melosiroides var. melosiroides f. calva
Basionym	Pyxidicula minuta var. minuta f. calva Cleve-Euler
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis turris f. fae solutae Cleve-Euler 1951, p. 37; fig. 40 as S. turris 'delta' cylindrus f. fae solutae
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Stephanopyxis turris f. globosa Cleve-Euler 1951, p. 37; fig. 40 k as S. turris 'epsilon' subglobosa f. globosa mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Stephanopyxis vasta var. genuina Cleve-Euler 1951, p. 38; fig. 41 a as S. vasta 'alpha' genuina mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Surirella variabilis Cleve-Euler 1951, p. 44; pl. 1, fig. 13
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate

Surirella variabilis f. cuneata Cleve-Euler 1951, p. 44; pl. 1, fig. 13 a, b
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Surirella variabilis f. oblonga Cleve-Euler 1951, p. 44; pl. 1, fig. 13 c
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Thalassiosira ostenfeldii Cleve-Euler 1951, p. 73; fig. 120 A as Coscinodiscus (Thalassiosira) ostenfeldii
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium americanum (americana) (J.W. Bailey) Cleve-Euler 1951, p. 116; fig. 248
Basionym	Tetragramma americana J.W. Bailey 1854
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Terpsinoe americana (J.W. Bailey) Ralfs in Pritchard 1861 Tetragramma americana J.W. Bailey 1854

Triceratium antediluvianum var. typicum Cleve-Euler 1951, p. 114; pl. 6, fig. 241 as T. antediluvianum 'alpha' typicum mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium arcticum var. balaena (Ehrenberg; Ehrenberg) Cleve-Euler 1951, p. 114; fig. 242 b, c as T. arcticum 'beta' balaena (E.)
Basionym	Zygoceros balaena Ehrenberg 1853
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Biddulphia arctica f. balaena (Ehrenberg) E. Jørgensen 1905 Biddulphia balaena (Ehrenberg) Brightwell 1859 Triceratium arcticum f. balaeana (Ehrenberg; Ehrenberg) Hustedt 1930 Trigonium balaena (Ehrenberg; Ehrenberg) Cleve 1867 Zygoceros balaena Ehrenberg 1853

Triceratium favus f. typica Cleve-Euler 1951, p. 113; fig. 240, pl. 5, fig. d
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium flos var. duplicatum (Schmidt in Schmidt et al.) Cleve-Euler 1951, p. 116; fig. 247 c as T. flos 'delta' duplicatum (A. S.) mh.
Basionym	Triceratium duplicatum Schmidt in Schmidt et al. 1882
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified
List of nomenclatural synonyms	Triceratium duplicatum Schmidt in Schmidt et al. 1882 Medlinia duplicata (A. Schmidt) Sims 1998 Sheshukovia duplicata (A. Schmidt) Gleser 1984

Triceratium flos var. genuinum Cleve-Euler 1951, p. 116 as T. flos 'alpha' genuinum mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium heibergii var. genuinum Cleve-Euler 1951, p. 116 as T. heibergii 'alpha' genuinum mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium parallelum var. genuinum Cleve-Euler 1951, p. 115; fig. 245 a, b as T. parallelum 'alpha' genuinum mh.
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	uncertain/not verified

Triceratium parallelum var. suecicum (Cleve-Euler) Cleve-Euler 1951, p. 115; fig. 245 f, g as T. parallelum 'epsilon' ? suecicum A. Cl. em.
Basionym	Pseudostictodiscus (Pseudo-stictodiscus) parallelus var. suecica Cleve-Euler 1941
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		INA card not found. Click here to check this name in the INA website.
Collector		Assessment of record accuracy	likely accurate
List of nomenclatural synonyms	Pseudostictodiscus (Pseudo-stictodiscus) parallelus var. suecica Cleve-Euler 1941

Triceratium reticulum f. pentagona Cleve-Euler 1951, p. 115; fig. 243 A e
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Triceratium reticulum f. tetragona (Grunow in Van Heurck) Cleve-Euler 1951, p. 114; fig. 243 A d
Basionym	Triceratium punctatum var. punctatum f. tetragona (minuta) Grunow in Van Heurck
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Triceratium reticulum f. trigona Cleve-Euler 1951, p. 114; fig. 243 A a, b
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

Triceratium reticulum f. trigona-minuta (Grunow in Van Heurck) Cleve-Euler 1951, p. 114; fig. 243 A c
Basionym	Triceratium reticulum var. reticulum f. trigona-minuta Grunow in Van Heurck
Published in	Cleve-Euler, A. (Cleve) 1951 [ref. 000255]. Die Diatomeen von Schweden und Finnland. Part I, Centricae. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 2(1):1-163, figs 1-294, 6 pls.
Type		Click here to view INA card. Click here to check this name in the INA website.
Type Locality		Language of description	G
Collector		Assessment of record accuracy	likely accurate

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