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

Achnanthes inflatagrandis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 22; pl. 26, fig. 1-8, pl. 27, fig. 1-2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-41 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Gruta de Punta Ballena, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & Garcia-Rodriguez, Dec. 2002	Assessment of record accuracy	likely accurate

Achnanthes subelata D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 23-24; pl. 30, fig. 7-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-14 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rio de la Plata, Isla de Flores near city of Montevideo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & Garcia-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Amphora charrua D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 25; pl. 131, fig. 1-7
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-75 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Blanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Caloneis kateri D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 27; pl. 152, fig. 1-3, pl. 153, fig. 1-3
Status	Valid
Comments	Cites Caloneis brevis (Gregory) Cleve sensu Frenguelli 1925, fig. 1:10 in synonymy
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small (?nameless) river close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Caloneis laticingulata D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 29; pl. 156, fig. 1-8
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-1 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rio de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Cavinula protractolapidosa D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 30-31; pl. 58, fig. 1-11
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-52 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Apr. 2003	Assessment of record accuracy	likely accurate

Cosmioneis capitata (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 33
Basionym	Navicula incognita var. capitata Hustedt 1937
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula incognita var. capitata Hustedt 1937 Navicula pusilla var. capitata (Hustedt) Lange-Bertalot in Krammer & Lange-Bertalot 1985

Craticula frenguellii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 36; pl. 96, fig. 1-3, pl. 97, fig. 1-6
Status	Valid
Comments	Cite in syn.: "(?) Navicula pampeana var. minor Frenguelli 1926"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-33 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Cymbella charrua D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 39; pl. 120, fig. 1-4, pl. 121, fig. 1-2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-23 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Nov. 2002	Assessment of record accuracy	likely accurate

Delicata krammeri D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 40-41; pl. 122, fig. 12-14
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-21 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Uruguay near Nueva Palmira, department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Dec. 2003	Assessment of record accuracy	likely accurate

Diadesmis peudolangebertalotii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 45; pl. 56, fig. 1-24
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-2 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Diadesmis platensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 43; pl. 56, fig. 1-10
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-3 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Diadesmis subtropica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 47; pl. 56, fig. 25-31
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-2 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Eunotia deficiens D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 48; pl. 22, fig. 5
Status	Valid
Comments	Also refer to "Iconogr. Diatomolol. 5, fig. 23:1-7; 46:4"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. AmS-580 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Lago Calado, Brasilia, Provincia Amazonas	Language of description	L, E, S
Collector		Assessment of record accuracy	likely accurate

Eunotia diodonopsis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 50-51; pl. 25, fig. 1-11
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-52 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Apr. 2003	Assessment of record accuracy	likely accurate

Eunotia joaquinii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 52; pl. 19, fig. 8
Status	Valid
Comments	Cite in syn.: "Eunotia didyma var. media Hustedt sensu Frenguelli 1933, fig. 9:2-5"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Rocha, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Eunotia peudofaba D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 56; pl. 18, fig. 9-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-53 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Apr. 2003	Assessment of record accuracy	likely accurate

Eunotia pseudodiodon D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 54
Status	Valid
Comments	Cite in syn.: "Eunotia diodon Ehrenberg sensu Metzeltin & Lange-Bertalot 1998 partim, figs 21: 6-9 (non figs 46:2, 5). Illustrations cited from Metzeltin & Lange-Bertalot 1998 (ref. 007051): pl. 21, fig. 6-9
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. 2607c in Coll. Krasske, Naturh. Mus. Ottoneum, Kassel	INA card not found. Click here to check this name in the INA website.
Type Locality	Demerara fluvius, Guyana, America meridionalis tropica	Language of description	L, E, S
Collector		Assessment of record accuracy	likely accurate

Eunotia pseudofaba D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 56; pl. 18, fig. 9-12
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Holotype: Slide No. Uru 2003-53 in Coll. Lange-Bertalot, Botanical Institute der J.W. Goethe-Universitat Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rio Tacuari, Department of Cerro Largo, Uruguay	Language of description	L, E
Collector	Metzeltin & Garcia-Rodriguez	Assessment of record accuracy	likely accurate
Collection data	April 2003

Eunotia pseudosudetica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 57-58; pl. 24, fig. 15-18
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-4 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main. Holotype illustrated in Fig. 24:18	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Eunotia salamencensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 59; pl. 24, fig. 1-7
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-47 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Gruta de Salamanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Fallacia dissipatoides (Hustedt) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 62
Basionym	Navicula insociabilis var. dissipatoides Hustedt 1957
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula insociabilis var. dissipatoides Hustedt 1957

Fallacia meridionalis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 62-63; pl. 61, fig. 30-37
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-73 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus supra confluentem in Lagunam Rochas dictam, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Fallacia mirabilis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 64-65; pl. 51, fig. 8-9
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-64 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo Castillos, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Nov. 2002	Assessment of record accuracy	likely accurate

Geissleria hustedtii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 66
Status	Valid
Comments	Illustration cited from Hustedt 1952 (ref. 000524), p. 401, fig. 109 (non fig. 111). Cite in syn.: "Navicula punctifera Hustedt partim, non lectotypus, Hustedt 1952, Botan. Notiser 1952, p. 401, fig. 109 (non fig. 111). Vide Simonsen 1987, p. 390, fig. 590:8, 9 (non figs 590: 6, 7)"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. 318/23 in Coll. Hustedt, Bremerhaven	INA card not found. Click here to check this name in the INA website.
Type Locality	Lago Jurucui, epiphytic, Brazil	Language of description	L, E, S
Collector		Assessment of record accuracy	likely accurate

Geissleria merinensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 68; pl. 89, fig. 1-14; pl. 90: fig. 1-5
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-33 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Geissleria neosubtropica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 70; pl. 91, fig. 20-23, pl. 76, fig. 5
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-33 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Geissleria punctifera (Hustedt) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 71
Basionym	Navicula punctifera Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula punctifera Hustedt 1952

Germainiella enigmaticoides H. Lange-Bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 75; pl. 54, fig. 1-27
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-3 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main. Holotype illustrated in Fig. 24:18	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Gomphonema affinopsis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 77; pl. 147, fig. 9-14
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-56 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Gomphonema batei D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 79; pl. 136, fig. 14-15, pl. 137, fig. 1-10, pl. 151, fig. 7-9
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-71 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del León, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Dec. 2002	Assessment of record accuracy	likely accurate

Gomphonema brasiliensoides D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 80-81; pl. 149, fig. 1-10
Status	Valid
Comments	Cites in syn.: "Gomphonema brasiliense Grunow or aff. brasiliense sensu Metzeltin & Lange-Bertalot 1998, fig. 159:9-15"(ref. 007051)
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-19 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Negro near Mercedes, Department of Soriano, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Gomphonema fereformosum D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 82; pl. 142, fig. 17-22
Status	Valid
Comments	Cites Caloneis brevis (Gregory) Cleve sensu Frenguelli 1925, fig. 1:10 in synonymy
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small nameless creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Gomphonema pedrerense D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 84; pl. 141, fig. 11-14
Status	Valid
Comments	Cites Caloneis brevis (Gregory) Cleve sensu Frenguelli 1925, fig. 1:10 in synonymy
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small nameless creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Gomphonema respectabile D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 85-86; pl. 146, fig. 13-19; (?)pl. 148, fig. 1-3
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-3 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main. Holotype illustrated in Fig. 24:18	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Gomphonema rochense D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 87-88; pl. 145, fig. 23-27
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-23 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main. Holotype illustrated in Fig. 24:18	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Gomphonema thumii (Fricke) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 89
Basionym	Gomphonema olivaceum var. thumi Fricke in Schmidt et al. 1906
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Gomphonema olivaceum var. thumi Fricke in Schmidt et al. 1906

Gomphonema uruguayense D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 90; pl. 143, fig. (?1), 2-14, pl. 151, fig. 2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002 (?) (November 2002, in text, possibly an error)	Assessment of record accuracy	likely accurate

Hantzschia abruptirostrata H. Lange-Bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 93-94; pl. 213, fig. 1-5
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small river close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Hantzschia delicatula D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 95; pl. 217, fig. 12-14
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Hantzschia gracilis (Hustedt) H. Lange-Bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 96
Basionym	Hantzschia virgata var. gracilis Hustedt 1930
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Hantzschia virgata var. gracilis Hustedt in Schmidt et al. 1922 Hantzschia virgata var. gracilis Hustedt 1930

Hantzschia nematoda H. Lange-bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 97-98; pl. 215, fig. 1-8, pl. 216, fig. 5-6
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Hantzschia valdeventricosa D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 100; pl. 218, fig. 1-4
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Hippodonta capitata subsp. iberoamericana D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 102; pl. 59, fig. 1-13
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-64 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo Castillos, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Nov. 2002	Assessment of record accuracy	likely accurate

Hippodonta dupreezii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 103; pl. 59, fig. 41-45
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small (?nameless) creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Hippodonta subrhombica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 104; pl. 59, fig. 31-36
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small (?nameless) creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Hippodonta uruguayensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 106; pl. 59, fig. 15-29
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-76 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Blanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez, Witkowski & Lange-Bertalot, Oct. 2002	Assessment of record accuracy	likely accurate

Luticola charcotii (M. Peragallo) D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 108
Basionym	Navicula charcotii M. Peragallo 1921
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Caloneis charcotii (M. Peragallo) F.W. Mills 1933 Navicula charcotii M. Peragallo 1921 Navicula mutica subsp. charcotii (M. Peragallo) Frenguelli 1924

Luticola charcotii var. magellanica (Frenguelli) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 108 'magelanica'
Basionym	Navicula charcotii var. magellanica Frenguelli 1924
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula charcotii var. magellanica Frenguelli 1924

Luticola charlatii (M. Peragallo) D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 108
Basionym	Navicula charlatii M. Peragallo 1921
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Caloneis charlatii (M. Peragallo) F.W. Mills 1933 Navicula charlatii M. Peragallo 1921

Luticola charlatii f. simplex (Hustedt) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 118
Basionym	Navicula charlatii f. simplex Hustedt 1955
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula charlatii f. simplex Hustedt 1955

Luticola chilensis (Hustedt) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 108
Basionym	Navicula charlatii var. chilensis Hustedt 1955
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula charlatii f. chilensis (Hustedt) Hustedt 1964 Navicula charlatii var. chilensis Hustedt 1955

Luticola claudiae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 109; pl. 86, fig. 1-9, pl. 84, fig. 6
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small (?nameless) creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Luticola hilgenbergii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 111; pl. 88, fig. 1-8
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-4 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Luticola planicapitata D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 112-113; pl. 80, fig. 9-15
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-6 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Luticola plausibiloides D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 115; pl. 81, fig. 1-8, pl. 82, fig. 1-7
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-14 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata, Isla de Flores, Department of Montevideo, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, May 2002	Assessment of record accuracy	likely accurate

Luticola simplex D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 116-117; pl. 87, fig. 1-9
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-52 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Apr. 2003	Assessment of record accuracy	likely accurate

Luticola uruguayensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 118-119; pl. 83, fig. 1-4, pl. 84, fig. 1-5, pl. 85, fig. 1-5, pl. 232, fig. 1-2A, 5
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-74 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Cebollatí, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2002	Assessment of record accuracy	likely accurate

Navicula acuticuneata D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 121; pl. 44, fig. 1-5, 38
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru-6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay orientalis, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Navicula acuticuneatula D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 123; pl. 44, fig. 23-26
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru-6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay orientalis, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 7 August 2003	Assessment of record accuracy	likely accurate

Navicula coccinella D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 124; pl. 52, fig. 9-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-29 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río santa Lucía Chico, Department of Florida, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Navicula cruxmeridionalis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 126; pl. 46, fig. 30-45, pl. 236, fig. 1
Status	Valid
Comments	Cite in Synonymy: "Navicula (?nov.) spec. cf. tenelloides Hustedt sensu Rumrich et al. 2000, figs 56:1-9"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-24 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Navicula fernandae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 128; pl. 47, fig. 1-16, pl. 234, fig. 1-2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-4 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Navicula gregaria var. reductissima D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 130; pl. 53, fig. 1-4
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru-6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay orientalis, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Navicula juanitalinda D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 133; pl. 44, fig. 11-14, pl. 235, fig. 2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-82 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Manantiales del Parque Salus, Fuente del Puma, Department of Lavalleja, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Navicula mariagracielae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 135; pl. 45, fig. 10-15
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-29 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río santa Lucía Chico, Department of Florida, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Navicula meridiorecens D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 136-137; pl. 41, fig. 19, 20, pl. 236, fig. 2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-56 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Navicula norae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 138
Status	Valid
Comments	New name for Cymbella grossestriata var. recta Frenguelli 1938
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Cymbella grossestriata var. recta Frenguelli 1938

Navicula peregrinoides subsp. lagunarum D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 142-143; pl. 42, fig. 1-6
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-75 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Blanca, Department of Maldonado, Near the Atlantic sea coast of Uruguay, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez, Witkowski & Lange-Bertalot, 21 Oct. 2002	Assessment of record accuracy	likely accurate

Navicula torganae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 148; pl. 49, fig. 20-27
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-62 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Small (?nameless) creek close to La Pedrera, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodriguez & Metzeltin, Dec. 2002	Assessment of record accuracy	likely accurate

Navicula valeriana D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 149; pl. 52, fig. 1-8
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru-6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay orientalis, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 7 August 2003	Assessment of record accuracy	likely accurate

Navigiolum uruguayense D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 151; pl. 44, fig. 6-10
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-26 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Nitzschia rochensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 152-153; pl. 209, fig. 2-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru-6097 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay orientalis, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Pinnularia bartii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 154; pl. 163, fig. 1-31
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-1 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Nov. 2002	Assessment of record accuracy	likely accurate

Pinnularia hudsonii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 156-157; pl. 177, fig. 1-11
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-2 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Pinnularia perincognita D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 159; pl. 178, fig. 13-17
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-53 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Apr. 2003	Assessment of record accuracy	likely accurate

Pinnularia silviasalae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 160-161; pl. 169, fig. 1-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-28 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Pinnularia subacoricola D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 163; pl. 162, fig. 1-48
Status	Valid
Comments	Cite in synonymy: "(?) Pinnularia acoricola var. pumilio Wydrzycka, Lange-Bertalot & Metzeltin"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-47 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Gruta de Salamanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis abundans D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 166; pl. 73, fig. 1-14, pl. 77, fig. 1-3A
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis anglophila (H. Lange-Bertalot) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 168
Basionym	Navicula anglophila Lange-Bertalot in Lange-Bertalot & Krammer 1987
Status	Valid	illegitimate
Comments	Superfluous name. Proposed as a new combination of Navicula anglophila Lange-Bertalot 1987 (= Navicula pseudanglica Lange-Bertalot 1985, non Cleve-Euler 1985). A valid name, however, already exists for that species in Placoneis: Placoneis peudanglica Cox 1988 ('1987').
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula anglophila Lange-Bertalot in Lange-Bertalot & Krammer 1987 Navicula pseudanglica Lange-Bertalot in Krammer & Lange-Bertalot 1985 Placoneis pseudanglica Cox 1987

Placoneis anglophila var. signata (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 169
Basionym	Navicula anglica var. signata Hustedt 1944
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula anglica var. signata Hustedt 1944 Navicula anglophila var. signata (Hustedt) Lange-Bertalot in Lange-Bertalot & Krammer 1987 Navicula pseudanglica var. signata (Hustedt) Lange-Bertalot in Krammer & Lange-Bertalot 1985

Placoneis antediluvianum (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 169
Basionym	Navicula antediluviana Hustedt 1955
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula antediluviana Hustedt 1955

Placoneis balcanica (Hustedt) H. Lange-Bertalot, D. Metzeltin & Levkov in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 170
Basionym	Navicula balcanica Hustedt 1945
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula balcanica Hustedt 1945

Placoneis bicuneus D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 170; pl. 71, fig. 1-7, pl. 76, fig. 1
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis densa (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 173
Basionym	Navicula densa Hustedt 1944
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula densa Hustedt 1944

Placoneis elegans D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 174; pl. 75, fig. 1-10
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-3 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis elegantula D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 175; pl. 74, fig. 1-10
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-1 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis exiguiformis (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 178
Basionym	Navicula exiguiformis Hustedt 1944
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula exiguiformis Hustedt 1944 Navicula exiguiformis Hustedt 1945

Placoneis exiguioides (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 179
Basionym	Navicula exiguoides Hustedt 1955
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula exiguoides Hustedt 1955

Placoneis gastriformis (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 179
Basionym	Navicula gastriformis Hustedt 1935
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula gastriformis Hustedt 1935

Placoneis gracilis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 180; pl. 73, fig. 15-17, pl. 76, fig. 3
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-33 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis habita (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 181
Basionym	Navicula habita Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula habita Hustedt 1952

Placoneis humilis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 182; pl. 74, fig. 11-19, pl. 76, fig. 4
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis inexplorata (Krasske) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 183
Basionym	Navicula inexplorata Krasske 1939
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula inexplorata Krasske 1939

Placoneis merinensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 183-184; pl. 72, fig. 7-11
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-32 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis minor (Grunow) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 185
Basionym	Navicula placentula f. minor Grunow in Van Heurck 1880
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula placentula f. minor Grunow in Van Heurck 1880

Placoneis molestissima D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 186; pl. 70, fig. 14-21, pl. 77, fig. 4, 4A
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-1 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis ovillus D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 187-188; pl. 74, fig. 20-26
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-22 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis parunculus (Hustedt) H. Lange-Bertalot & D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 189
Basionym	Navicula parunculus Hustedt 1952
Status	Valid
Comments	In citing basionym, cite right, publication, right figure, but wrong page
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula parunculus Hustedt 1952

Placoneis perelginensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 189-190; pl. 70, fig. 6-13
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-34 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis pseudoclementis (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 192
Basionym	Navicula pseudoclementis Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula pseudoclementis Hustedt 1952

Placoneis pseudoporifera (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 192
Basionym	Navicula pseudoporifera Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula pseudoporifera Hustedt 1952

Placoneis reversa (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 193
Basionym	Navicula reversa Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula reversa Hustedt 1952

Placoneis rhombelliptica D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 193-194; pl. 71, fig. 16-23, pl. 76, fig. 2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-33 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Merín, Uruguay orientalis in aqua dulce prope ostium fluvii Cebollatí, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2003	Assessment of record accuracy	likely accurate

Placoneis rhombica (Brockmann) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 195
Basionym	Navicula clementis var. rhombica Brockmann 1950
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula clementis var. rhombica Brockmann 1950

Placoneis serena (Frenguelli) D. Metzeltin in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 195
Basionym	Navicula serena Frenguelli 1941
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula serena Frenguelli 1941

Placoneis significans H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 196 as Placoneis significans (Hustedt) Lange-Bertalot nov. stat. comb. nov. nov. nom.
Status	Valid
Comments	New name for Navicula exigua var. signata Hustedt 1944. Listed as Placoneis signata in index (p. 12)
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula exigua var. signata Hustedt 1944

Placoneis subclementis (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 196
Basionym	Navicula subclementis Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula subclementis Hustedt 1952

Placoneis symmetrica (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 197
Basionym	Navicula constans var. symmetrica Hustedt 1957
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula constans var. symmetrica Hustedt 1957 Placoneis constans var. symmetrica (Hustedt) H. Kobayasi in Mayama, S., Idei, M., Osada, K. & T. Nagumo 2002

Placoneis uruguayensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 197; pl. 78, fig. 1-4
Status	Valid
Comments	Cite in synonymy: "(?) Navicula xi Cleve sensu Hustedt in A. Smidt Altals, fig. 370:13 - (?) Navicula delawarensis Grunow sensu Hustedt 1966 partim, fig. 1680 (fig. right side)"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-2 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Placoneis vicina (Hustedt) H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 200
Basionym	Navicula vicina Hustedt 1952
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Navicula vicina Hustedt 1952 Placoneis vicina (Hustedt) Metzeltin et Lange-Bertalot 1998

Placoneis witkowskii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 200; pl. 71, fig. 8-15
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-78 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Blanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. A. Witkowski, Oct. 2002	Assessment of record accuracy	likely accurate

Pleurosira minor D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 203; pl. 6, fig. 1-8, pl. 7, fig. 4-7
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-44 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo Luis Pereira, Department of San José, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, May 2002	Assessment of record accuracy	likely accurate

Pseudopodosira echinus (Frenguelli) D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 204
Basionym	Melosira echinus Frenguelli 1938
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Melosira echinus Frenguelli 1938

Sellaphora fallacioides D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 206; pl. 67, fig. 1-12
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-1 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Sellaphora garciarodriguezii D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 207; pl. 68, fig. 8-11
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-24 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Nov. 2002	Assessment of record accuracy	likely accurate

Sellaphora rhombicarea D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 209; pl. 66, fig. 1-17, pl. 69, fig. 5, 6
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-35 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Cebollati, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Apr. 2003	Assessment of record accuracy	likely accurate

Sellaphora rioplatensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 212; pl. 67, fig. 13-27
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-5 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Sellaphora santiagoi D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 213; pl. 68, fig. 1-7
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-56 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Sellaphora uruguayensis D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 215; pl. 63, fig. 3-6
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-56 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Creek (Candón Chico) on the way from Río San Juan to Arroyo Miguelete, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Stauroneis adamsiana D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 216-217; pl. 104, fig. 14-19
Status	Valid
Comments	Cites in synonymy: "Stauroneis spec. Rumrich et al. 2000, fig. 89:1-2"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-64 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo Castillos, Department of Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodríguez, Nov. 2002	Assessment of record accuracy	likely accurate

Stauroneis beltranii D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 218; pl. 104, fig. 1-8
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-53 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Río Tacuarí, Department of Cerro Largo, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, Dec. 2002	Assessment of record accuracy	likely accurate

Stauroneis charrua D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 220-221; pl. 100, fig. 1-3A
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-10 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main.	INA card not found. Click here to check this name in the INA website.
Type Locality	Río de la Plata near Colonia del Sacramento, Department of Colonia, Uruguay	Language of description	L, E, S
Collector	leg. García-Rodríguez & Metzeltin, Nov. 2002	Assessment of record accuracy	likely accurate

Stauroneis modestissima D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 222; pl. 106, fig. 3-6
Status	Valid
Comments	Cites in synonymy: "Stauroneis spec. in Rumrich et al. 2000, p. 418, fig. 89:1, 2"
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2003-25 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Arroyo del Aiguá, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Metzeltin & García-Rodriguez, May 2003	Assessment of record accuracy	likely accurate

Stauroneis sylviabonillae D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 224; pl. 106, fig. 1, 2
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uruguay no. 002 (herbar. 6098) in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Rivus circiter 100 m supra ostium in Lagunam Rocha, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate
Collection data	no. 6098

Stauroneis valeriana D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 227; pl. 102, fig. 1-3
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
Type	Praep. Uru 2002-76 in Coll. Lange-Bertalot, Bot. Institut der J.W. Goethe-Universität Frankfurt/Main	INA card not found. Click here to check this name in the INA website.
Type Locality	Laguna Blanca, Department of Maldonado, Uruguay	Language of description	L, E, S
Collector	leg. Valeria Hein, 2003	Assessment of record accuracy	likely accurate

Staurosira acutirostrata (Metzeltin & Lange-Bertalot) D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez 2005, p. 229
Basionym	Fragilaria acutirostrata Metzeltin et Lange-Bertalot 1998
Status	Valid
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Fragilaria acutirostrata Metzeltin et Lange-Bertalot 1998

Staurosira crassa (Metzeltin & Lange-Bertalot) Metzeltin, Lange-Bertalot & García-Rodríguez 2005, p. 270
Basionym	Fragilaria crassa Metzeltin et Lange-Bertalot 1998
Status	Invalid
Comments	Intended new combination. Basionym and its place of publication are not cited.
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Fragilaria crassa Metzeltin et Lange-Bertalot 1998 Staurosirella crassa (Metzeltin & Lange-Bertalot) F.C.P. Ribeiro & L.C. Torgan in Ribeiro et al. 2010

Staurosira longirostris (Frenguelli) Metzeltin, Lange-Bertalot & García-Rodríguez 2005, p. 270
Basionym	Fragilaria longirostris Frenguelli 1941
Status	Invalid
Comments	Intended new combination. Basionym and its place of publication are not cited.
Published in	Metzeltin, D., Lange-Bertalot, H. and García-Rodríguez, F. 2005 [ref. 012898]. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: H. Lange-Bertalot (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 15. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15:736 pp.
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	Fragilaria longirostris Frenguelli 1941

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