Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the family or subfamily Cyclopteridae: [ 55 ] records

aculeatus, Eumicrotremus andriashevi Voskoboinikova [O. S.] & Nazarkin [M. V.] 2015:142, Figs. 1c, 2b, 3b, 4b-c, 5b, 6b [Voprosy Ikhtiologii v. 55 (no. 2); ref. 33760] Bering Sea, Litke Strait, 59°39'N, 164°01'E, depth 5 meters. Holotype: ZIN 53876. Paratypes: ZIN. •Synonym of Eumicrotremus andriashevi Perminov 1936, but a valid subspecies aculeatus Voskoboinikova & Nazarkin 2015 -- (Mecklenburg et al. 2016:126 [ref. 34440], Voskoboinikova & Orlovskaya 2020:11 [ref. 38114]). Current status: Synonym of Eumicrotremus andriashevi Perminov 1936. Cyclopteridae: Eumicrotreminae. Distribution: Bering Sea (if valid). Habitat: marine.

andriashevi, Eumicrotremus orbis forma Perminov [G. N.] 1936:118 [Vestnik Dal'nevostocnogo Filiala Akademii Nauk SSSR = Bulletin of the Far Eastern Branch of the Academy of Sciences of the USSR No. 19; ref. 22804] Bering Sea, 63°05'N, 171°47'W, southern of St. Lawrence Island, Alaska, U.S.A., depth 55-65 meters. Lectotype: ZIN 25378. Paralectotypes: ZIN 52862 (2) [ex ZIN 25378]; 70 specimens, Gulf of Anadyr, 65 m, 1 Aug. 1933, collected by K. Panin [lost?]. Described as a new forma but treated like a subspecies; regarded as available (Art. 45.6.4). Also appeared as Perminov in Taranetz 1937:126 [ref. 13384]. See Mecklenburg & Sheiko 2003:6 [ref. 27295] for clarification of types, misidentifications, and lectotype designation (by Lindberg & Legeza 1955:409, fig. 11 [ref. 2785]). •Synonym of Eumicrotremus schmidti Lindberg & Legeza 1955 -- (Lindberg & Krasyukova 1987:358 [ref. 15964]). •Valid as Eumicrotremus andiashevi Perminov 1936, subspecies andriashevi -- (Voskoboinikova & Nazarkin 2015:139 [ref. 33760], Voskoboinikova & Orlovskaya 2020:10 [ref. 38114]). •Valid as Eumicrotremus andriashevi Perminov 1936 -- (Lindberg & Legeza 1955:408 [ref. 2785], Ueno 1970:80 [ref. 26199], Robins & Ray 1986:285 [ref. 23100], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:568 [ref. 25968], Parin et al. 2002:S106 [ref. 28300], Mecklenburg & Sheiko 2003:6 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:99 [ref. 37547], Mecklenburg et al. 2011:127 [ref. 31212], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:308 [ref. 33547], Voskoboinikova 2015:222 [ref. 33934], Voskoboinikova 2015:222 [ref. 33934], Mecklenburg & Steinke 2015:164 [ref. 34033], Mecklenburg et al. 2016:125 [ref. 34440], Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:346 [ref. 35392], Voskoboinikova 2018:443 [ref. 36096], Mecklenburg et al. 2018:272 [ref. 36370] see remarks, Love et al. 2021:133 [ref. 39279], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus andriashevi Perminov 1936. Cyclopteridae: Eumicrotreminae. Distribution: North Pacific and adjacent Arctic. Habitat: marine.

anglorum, Lumpus DeKay [J. E.] (ex Willughby) 1842:305, Pl. 54 (fig. 175) [Zoology of New-York; ref. 1098] North Atlantic. No types known. Not intended as an original description but validates Lumpus anglorum of Willughby 1686:208 [ref. 30164] (pre-Linnaean) and authorship is DeKay based on literature and specimens. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

armouri, Lethotremus Fowler [H. W.] 1914:363, Fig. 2 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 66; ref. 14152] Upernavik, Greenland, depth 8-10 fathoms. Holotype: PU 2951. Paratypes: ANSP 39941 [ex PU 2952-2954] (1), PU 2952-2954 (?). Type catalog: Böhlke 1984:67 [ref. 13621]. •Synonym of Eumicrotremus spinosus (Fabricius 1776) -- (Lindberg & Legeza 1955:398 [ref. 2785], Ueno 1970:158 [ref. 26199], Mecklenburg & Sheiko 2003:10 [ref. 27295], Parin et al. 2014:312 [ref. 33547]). Current status: Synonym of Eumicrotremus spinosus (Fabricius 1776). Cyclopteridae: Eumicrotreminae. Habitat: marine.

asperrimus, Cyclolumpus Tanaka [S.] 1912:86, Pl. 21 (figs. 80-83) [Figures and descriptions of the fishes of Japan v. 5; ref. 4323] Niigata, Echigo Province, western coast Honshu, Japan. Holotype (unique): ZUMT (dry, lost). See Mecklenburg & Sheiko 2003:7 [ref. 27295] for availability of the name asperimus and its status and distribution. •Status uncertain, questionably the same as Eumicrotremus birulai Popov 1928 -- (Lindberg & Legeza 1955:416 [ref. 2785]). •Synonym of Eumicrotremus birulai Popov 1928 -- (Ueno 1970:83 [ref. 26199], Lindberg & Krasyukova 1987:358 [ref. 15964]). •Valid as Eumicrotremus asperrimus (Tanaka 1912) -- (Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S106 [ref. 28300], Mecklenburg & Sheiko 2003:7 [ref. 27295], Fedorov et al. 2003:93 [ref. 27579], Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:100 [ref. 37547], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:308 [ref. 33547], Voskoboinikova 2015:222 [ref. 33934], Tohkairin et al. 2015:9 [ref. 35331], Hatano et al. 2015:1121 [ref. 35423], Voskoboinikova 2016:317 [ref. 34735], Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:346 [ref. 35392], Stevenson et al. 2017:432 [ref. 35471], Voskoboinikova 2018:439 [ref. 36096], Kim et al. 2020:109 [ref. 39118], Sonoyama et al. 2020:92 [ref. 37637], Voskoboinikova & Orlovskaya 2020:11 [ref. 38114], Dyldin & Orlov 2022:206 [ref. 39115]). Current status: Valid as Eumicrotremus asperrimus (Tanaka 1912). Cyclopteridae: Eumicrotreminae. Distribution: North Pacific: southern Sea of Japan (Korea, Japan, Russia) and Hokkaido (Japan) north to Bering Sea at 61°N, then south to Unimak Pass (Alaska, U.S.A.). Habitat: marine.

awae, Lethotremus Jordan [D. S.] & Snyder [J. O.] 1902:344, Fig. 1 [Proceedings of the United States National Museum v. 24 (no. 1259); ref. 2512] Kominato, Awa, entrance to Tokyo Bay, Japan. Holotype: CAS-SU 6971 [= CAS-SU 6539]. Paratypes: CAS-SU 6970 (1), USNM 49828 (1). Type catalog: Böhlke 1953:135 [ref. 12291]. See Mecklenburg & Sheiko 2003:11 [ref. 27295] for comment on holotype. •Valid as Cyclopsis awae (Jordan & Snyder 1902) -- (Lindberg & Legeza 1955:442 [ref. 2785]). •Valid as Lethotremus awae Jordan & Snyder 1902 -- (Ueno 1970:129 [ref. 26199], Kido in Masuda et al. 1984:337 [ref. 6441], Lindberg & Krasyukova 1987:368 [ref. 15964], Cheng & Zhou 1997:439 [ref. 26385], Nakabo 2000:662 [ref. 25086], Nakabo 2002:662 [ref. 26001], Parin et al. 2002:S109 [ref. 28300], Mecklenburg & Sheiko 2003:11 [ref. 27295], Parin et al. 2014:313 [ref. 33547], Voskoboinikova & Orlovskaya 2020:40 [ref. 38114]). •Valid as Eumicrotremus awae (Jordan & Snyder 1902) -- (Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:339 [ref. 35392], Stevenson et al. 2017:432 [ref. 35471]). Current status: Valid as Eumicrotremus awae (Jordan & Snyder 1902). Cyclopteridae: Eumicrotreminae. Distribution: Western North Pacific: east coast of central Japan, Korean Peninsula and East China Sea. Habitat: marine.

baltica, Cyclopterus lumpus forma Smitt [F. A.] 1892:294 [A history of Scandinavian fishes; ref. 4146] Appeared at end of synonymy as "Adn.: Forma baltica characteribus juvenilibus et pinnis D et A altioribus distinguitur." Regarded as infrasubspecific or not intended as a new form as such, not available; Baltic Sea. See Mecklenburg & Sheiko 2003:6 [ref. 27295]. •In the synonymy of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:14 [ref. 27295]). Infrasubspecific. Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

barbatus, Cyclopteropsis Lindberg [G. U.] & Legeza [M. I.] 1955:449, Fig. 32 [Trudy Zoologicheskogo Instituta, Akademii Nauk SSSR v. 18; ref. 2785] Paramushir Island, Kuril Islands, depth 74 meters. Holotype (unique): ZIN 34841. Type catalog: Voskoboinikova & Orlovskaya 2020:40 [ref. 38114] as Georgimarinus barbatus. See Mecklenburg & Sheiko 2003:7 [ref. 27295] for comments on range, new material, and generic placement. Generic placement uncertain -- Parin et al. 2014:209 [ref. 33547]. •Valid as Cyclopteropsis barbatus Lindberg & Legeza 1955 -- (Parin et al. 2002:S105 [ref. 28300], Page et al. 2013:127 [ref. 32708]). •Valid as Georgimarinus barbatus (Lindberg & Legeza 1955) -- (Voskoboinikova & Nazarkin 2015:521 [630] [ref. 33994], Voskoboinikova 2016:317 [ref. 34735], Voskoboinikova & Orlovskaya 2020:40 [ref. 38114]). •Valid as Eumicrotremus barbatus (Lindberg & Legeza 1955) -- (Ueno 1970:102 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Nakabo 2000:664 [ref. 25086], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:563 [ref. 25968], Nakabo 2002:664 [ref. 26001], Mecklenburg & Sheiko 2003:7 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:100 [ref. 37547], Parin et al. 2014:309 [ref. 33547], Vodkoboinikova 2015:223 [ref. 33934], Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:346 [ref. 35392], Love et al. 2021:133 [ref. 39279], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus barbatus (Lindberg & Legeza 1955). Cyclopteridae: Eumicrotreminae. Distribution: North Pacific: eastern Aleutian Islands to Kuril Islands and Okhotsk coast of Hokkaido, Japan. Habitat: marine.

bergi, Cyclopteropsis Popov [A. M.] in Soldatov & Popov 1929:240 [Doklady Akademii Nauk SSSR, Ser. A (Comptes Rendus de l'Académie des Sciences de l'URSS), Leningrad 1929; ref. 4163] Northern Okhotsk Sea, Russia, 58°57'N, 148°44'E and 57°36'N, 140°34'E. Syntypes: ZIN 22006 and 22007 (3, 1). See Mecklenburg & Sheiko 2003:4 [ref. 27295] for comments on types and status. Appeared as Cyclopteropsis bergii in Popov 1930:73 [ref. 3545], and as C. bergi in Popov 1931:90 [ref. 3543]. Expanded description with figure, type, and locality information given in Popov 1931:90 [ref. 3545]. •Valid as Cyclopteropsis bergi Popov 1929 -- (Lindberg & Legeza 1955:449 [ref. 2785], Ueno 1970:111 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Lindberg & Krasyukova 1987:366 [ref. 15964], Sokolovskaya et al. 1998:11 [ref. 24670], Nakabo 2000:662 [ref. 25086], Nakabo 2002:662 [ref. 26001], Parin et al. 2002:S105 [ref. 28300], Mecklenburg & Sheiko 2003:4 [ref. 27295], Fedorov et al. 2003:92 [ref. 27579], Shinohara et al. 2014:255 [ref. 33330] as Cyclopterus, Parin et al. 2014:305 [ref. 33547], Voskoboinikova 2015:221 [ref. 33934], Voskoboinikova & Chernova 2016:35 [ref. 34360]). •Synonym of Eumicrotremus asperrimus (Tanaka 1912) -- (Hatano et al. 2015:1121 [ref. 35423] with question). •Valid as Eumicrotremus bergi (Popov 1829) -- (Oku et al. 2017:55 [ref. 35060], Stevenson et al. 2017:432 [ref. 35471], Voskoboinikova & Orlovskaya 2020:17 [ref. 38114], Dyldin & Orlov 2022:206 [ref. 39115]). Current status: Valid as Eumicrotremus bergi (Popov 1929). Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: northwestern Bering Sea to Okhotsk Sea, to Japan Sea off North Korea and Sado Island. Habitat: marine.

birulai, Eumicrotremus Popov [A. M.] 1928:48 [2], Figs. 1-2 [Bulletin of the Pacific Science Fisheries Institute Vladivostock v. 1; ref. 16123] Off Cape Bellinsgauzena [eastern coast Sakhalin], Okhotsk Sea; southern of Cape Sufren [n. Primorye at 47°15’N], Tatar Strait; Amerika Bay [Nakhodka Bay], Japan Sea; Avacha Bay, southeastern Kamchatka, Pacific; Russia, 33-49 Russian fathoms [70-104 m.]. Syntypes: ?UBC [ex ZIN 13030] (1); ZIN 12906 (1), 13030 (2, now 1), 17764 (1), 21669 (2, formerly ZIN 12915), 24250 (1). On p. 2 of separate. See Mecklenburg & Sheiko 2003:7 [ref. 27295] for comments on types and misidentifications. •Valid as Eumicrotremus birulai Popov 1928 -- (Lindberg & Legeza 1955:416 [ref. 2785], Ueno 1970:83 [ref. 26199], Kido in Amaoka et al. 1983:291, 310 [ref. 8379], Kido in Masuda et al. 1984:336 [ref. 6441], Lindberg & Krasyukova 1987:358 [ref. 15964], Sokolovskaya et al. 1998:10 [ref. 24670], Nakabo 2000:663 [ref. 25086], Mecklenburg et al. 2002:565 [ref. 25968], Nakabo 2002:663 [ref. 26001], Choi et al. 2003:277, 584 [ref. 26218], Shinohara et al. 2011:47 [ref. 31715] dated 1925, Shinohara et al. 2014:255 [ref. 33330] dated 1925). •Questionably a synonym of Eumicrotremus asperrimus (Tanaka 1912) -- (Sheiko & Fedorov 2000:31 [ref. 25650]). •Synonym of Eumicrotremus asperrimus (Tanaka 1912) -- (Parin et al. 2002:S106 [ref. 28300], Mecklenburg & Sheiko 2003:7 [ref. 27295], Parin et al. 2014:308 [ref. 33547], Voskoboinikova & Orlovskaya 2020:15 [ref. 38114]). Current status: Synonym of Eumicrotremus asperrimus (Tanaka 1912). Cyclopteridae: Eumicrotreminae. Habitat: marine.

brashnikowi, Eumicrotremus Schmidt [P. Yu.] 1904:158, Fig. 10 [Fishes of the eastern seas of the Russian Empire; ref. 3946] Shantar Islands: Maliy Shantar Island between Cape Mukhtel and Abrek Bay, northwestern Okhotsk Sea, Russia, depth 105feet [15 Russian fathoms]. Holotype (unique): ZIN 12956. Type catalog: Voskoboinikova & Orlovskaya 2020:19 [ref. 38114]. Later spelled brashnikovi in literature; occasionally misspelled braschnikowi, brashinikowi, brashnicowi, and brashnikovi by authors. Perhaps the senior synonym of C. popovi -- see Mecklenburg & Sheiko 2003:4 [ref. 27295]. •Valid as Cyclopterocottus brashnikowi (Schmidt 1904) -- (Lindberg & Legeza 1955:445 [ref. 2785]). •Valid as Cyclopteropsis brashnikowi (Schmidt 1904) -- (Ueno 1970:116 [ref. 26199] as brashinikowi, Parin et al. 2002:S105 [ref. 28300], Mecklenburg & Sheiko 2003:4 [ref. 27295], Fedorov et al. 2003:93 [ref. 27579], Parin et al. 2014:306 [ref. 33547], Voskoboinikova 2015:222 [ref. 33934] as brashnikovi). •Valid as Eumicrotremus brashnikowi Schmidt 1904 -- (Oku et al. 2017:55 [ref. 35060], Voskoboinikova 2018:275 [ref. 36095], Voskoboinikova 2018:443 [ref. 36096], Voskoboinikova & Orlovskaya 2020:19 [ref. 38114]). Current status: Valid as Eumicrotremus brashnikowi Schmidt 1904. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: Okhotsk Sea to Pacific off Kuril Islands Previously known only from the holotype, recently found to be rather common off the Kuril Islands. Habitat: marine.

caeruleus, Cyclopterus Mitchill [S. L.] 1815:480 [Transactions of the Literary and Philosophical Society of New-York v. 1 (art. 5) (for 1814); ref. 13292] New York Harbor, New York, U.S.A. No types known. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

chinensis, Eumicrotremus pacificus Lindberg [G. U.] & Legeza [M. I.] 1955:413 [Trudy Zoologicheskogo Instituta, Akademii Nauk SSSR v. 18; ref. 2785] 30°10'N, 127°26'E, East China Sea, depth 156 meters. Syntypes: UW 42933 (1) [ex ZIN 25373], ZIN 25373 (9, now 8). •Synonym of Eumicrotremus pacificus Schmidt 1904 -- (Ueno 1970:94 [ref. 26199], Mecklenburg & Sheiko 2003:9 [ref. 27295]). Current status: Synonym of Eumicrotremus pacificus Schmidt 1904. Cyclopteridae: Eumicrotreminae. Habitat: marine.

copeianus, Elephantichthys Hubbs [C. L.] & Schultz [L. P.] 1934:22, Figs. 1-2 [Copeia 1934 (no. 1); ref. 5610] Uyak Bay, Kodiak Island, Alaska, U.S.A. Holotype: UMMZ 106418. Paratypes: USNM 93096 (1), 33806 (1), 33837 [no 38837] (1), 54688 (1), 60899 (1), 60900 (1), 84409 (1); UW 2673 (2). •Synonym of Cyclopterichthys glaber Steindachner 1881 -- (Lindberg & Legeza 1955:432 [ref. 2785]). •Synonym of Aptocyclus ventricosus (Pallas 1769) -- (Ueno 1970:136 [ref. 26199], Mecklenburg et al. 2002:558 [ref. 25968], Parin et al. 2002:S104 [ref. 28300], Mecklenburg & Sheiko 2003:3 [ref. 27295], Parin et al. 2014:304 [ref. 33547], Oku et al. 2017:53 [ref. 35060]). Current status: Synonym of Aptocyclus ventricosus (Pallas 1769). Cyclopteridae: Liparopsinae. Habitat: marine.

coronatus, Cyclopterus Couch [J.] 1838:47 [A Cornish fauna, being a compendium of the natural history of the county; ref. 18049] Cornwall, England. No types known. Appeared in greater detail in Couch 1839:382 [ref. 26200]. See Mecklenburg & Sheiko 2003:6 [ref. 27295] for information on the original description. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

derjugini, Eumicrotremus Popov [A. M.] 1926:42, Figs. 4-6 [Trudy Leningradskogo Obshchestva Estestvoispytatelei = Travaux de la Société des Naturalistes de Leningrad v. 56 (no. 1); ref. 21488] Barents Sea and Kara Sea. Lectotype: ZIN 21648. Paralectotypes: UMMZ 145778 (1) [ex ZIN 21671], ZIN 21647 (1), 21649 (1), 21671 (7, now 6). Type catalog: Voskoboinikova & Orlovskaya 2020:19 [ref. 38114]. See Mecklenburg & Sheiko 2003:8 [ref. 27295] for range and previous identifications, and for information on status. Lectotype designation by Chernova et al. 2019:291 [ref. 36842]. •Valid as Eumicrotremus derjugini Popov 1926 -- (Lindberg & Legeza 1955:420 [ref. 2785], Ueno 1970:165 [ref. 26199], Stein in Whitehead et al. 1986:1272 [ref. 13677], Robins & Ray 1986:285 [ref. 23100], Scott & Scott 1988:520 [ref. 25518], McAllister 1990:208 [ref. 14674], Mecklenburg et al. 2002:566 [ref. 25968], Parin et al. 2002:S106 [ref. 28300], Mecklenburg & Sheiko 2003:8 [ref. 27295], Fedorov et al. 2003:94 [ref. 27579], Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:100 [ref. 37547], Byrkjedal et al. 2007:117 [ref. 29461], Møller et al. 2010:55 [ref. 31169], Mecklenburg et al. 2011:127 [ref. 31212], Page et al. 2013:127 [ref. 32708], Dolgov 2013:919 [ref. 33112], Parin et al. 2014:309 [ref. 33547], Mecklenburg & Steinke 2015:164 [ref. 34033], Afonso et al. 2016:56, 147 [ref. 36199], Dolgov et al. 2018:150 [ref. 41055], Mecklenburg et al. 2016:127 [ref. 34440], Voskoboinikova 2016:317 [ref. 34735], Mecklenburg et al. 2018:274 [ref. 36370] see remarks, Chernova et al. 2019:291 [ref. 36842], Voskoboinikova & Orlovskaya 2020:19 [ref. 38114], Love et al. 2021:133 [ref. 39279], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus derjugini Popov 1926. Cyclopteridae: Eumicrotreminae. Distribution: Arctic Ocean, North Atlantic, North Pacific. Habitat: marine.

eggvinii, Eumicrotremus spinosus Koefoed [E.] 1956:22, Pl. 3 (figs. B-D) [Report on Norwegian Fishery and Marine-Investigations. v. 11 (no. 5); ref. 12206] Eggvin Bank, off coast of Jan Mayen Island, 70°54'N, 12°50'W, depth about 30 meters. Holotype (unique): ZMUB 5230. Type catalog: Frøiland 1979:149 [ref. 21547]. See Mecklenburg & Sheiko 2003:8 [ref. 27295] for type information, new material, and comments on status. Byrkjedal et al. 2007:119 [ref. 29461] found that E. eggvinii represented males of E. spinosus (Fabricius 1776). •Valid as Eumicrotremus eggvinii Koefoed 1956 -- (Ueno 1970:165 [ref. 26199] as eggvini, Lindberg 1973:608 [ref. 7220] as eggvini, Stein in Whitehead et al. 1986:1273 [ref. 13677] as eggvini, Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:8 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Voskoboinikova 2015:223 [ref. 33934], Voskoboinikova & Chernova 2016:35 [ref. 34360]). •Synonym of Eumicrotremus spinosus (Fabricius 1776) -- (Byrkjedal et al. 2007:119 [ref. 29461], Mecklenburg et al. 2011:127 [ref. 31212], Parin et al. 2014:312 [ref. 33547], Mecklenburg et al. 2016:134 [ref. 34440], Voskoboinikova & Orlovskaya 2020:36 [ref. 38114]). Current status: Synonym of Eumicrotremus spinosus (Fabricius 1776). Cyclopteridae: Eumicrotreminae. Habitat: marine.

fedorovi, Eumicrotremus Mandrytsa [S. A.] 1991:148, Figs. 1-2 [Zoologicheskii Zhurnal v. 70 (no. 7); ref. 19322] Kuril Islands, Ricord Strait, Russia, 47°23'N, 152°41'E, depth 140 meters. Holotype: ZIN 48896. Paratypes: ZIN 49419-20 (1, 1). Type catalog: Voskoboinikova & Orlovskaya 2020:41 [ref. 38114] as Microancanthus fedorovi. •Valid as Microancathus fedorovi (Mandrytsa 1991) -- (Voskoboinikova 2015:217 [ref. 33934] with author as Mandritza, Voskoboinikova & Orlovskaya 2020:41 [ref. 38114]). •Valid as Eumicrotremus fedorovi Mandrytsa 1991 -- (Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:8 [ref. 27295], Parin et al. 2014:309 [ref. 33547], Oku et al. 2017:55 [ref. 35060], Voskoboinikova 2018:440 [ref. 36096]). Current status: Valid as Eumicrotremus fedorovi Mandrytsa 1991. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: off northern Kuril Islands. Habitat: marine.

fuscopunctatus, Lethotremus Oshima [M.] 1957:4, Fig. 2 [Japanese Journal of Ichthyology v. 6 (nos 1-2); ref. 12161] Offshore of Niigata, Japan. Holotype: Japan Sea Regional Fish. Lab. Niigata No. 1345. Additional material: (1). •Synonym of Eumicrotremus lindbergi (Soldatov 1930) -- (Mecklenburg et al. 2002:561 [ref. 25968]). •Synonym of Cyclopteropsis lindbergi Soldatov 1930 -- (Ueno 1970:119 [ref. 26199], Lindberg & Krasyukova 1987:366 [ref. 15964], Mecklenburg & Sheiko 2003:5 [ref. 27295], Parin et al. 2014:307 [ref. 33547]). Current status: Synonym of Eumicrotremus lindbergi (Soldatov 1930). Cyclopteridae: Eumicrotreminae. Habitat: marine.

glaber, Cyclopterichthys Steindachner [F.] 1881:192 [14], Pl. 8 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 83 (1. Abth.); ref. 4231] Okhotsk Sea. Syntypes: NMW 76729-30 (1, 1), 76820 (1). On p. 14 of separate. •Valid as Cyclopterichthys glaber Steindachner 1881 -- (Lindberg & Legeza 1955:432 [ref. 2785], Sheiko 1983:19 [ref. 37041]). •Synonym of Aptocyclus ventricosus (Pallas 1769) -- (Ueno 1970:134 [ref. 26199], Lindberg & Krasyukova 1987:370 [ref. 15964], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:558 [ref. 25968], Parin et al. 2002:S104 [ref. 28300], Mecklenburg & Sheiko 2003:3 [ref. 27295], Parin et al. 2014:304 [ref. 33547], Oku et al. 2017:53 [ref. 35060]). Current status: Synonym of Aptocyclus ventricosus (Pallas 1769). Cyclopteridae: Liparopsinae. Habitat: marine.

gyrinops, Cyclopteroides Garman [S.] 1892:37, Pl. 11 (figs. 4-9) [Memoirs of the Museum of Comparative Zoology v. 14 (pt 2); ref. 1537] St. Paul Island, Pribilof Islands, Alaska, U.S.A., 56.9°N, 170.4°W. Holotype (unique): MCZ 16026. See Mecklenburg & Sheiko 2003:9 [ref. 27295] for remarks on status and types. •Valid as Eumicrotremus gyrinops (Garman 1892) -- (Lindberg & Legeza 1955:423 [ref. 2785], Ueno 1970:105 [ref. 26199], Mecklenburg et al. 2002:564 [ref. 25968], Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:9 [ref. 27295] but possibly the senior synonym of E. phrynoides Gilbert & Burke 1912, Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:100 [ref. 37547], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:310 [ref. 33547], Oku et al. 2017:55 [ref. 35060], Stevenson et al. 2017:430 [ref. 35471], Voskoboinikova 2019:484 [620] [ref. 36927], Voskoboinikova 2019:533 [ref. 37242], Voskoboinikova & Orlovskaya 2020:21 [ref. 38114], Love et al. 2021:133 [ref. 39279], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus gyrinops (Garman 1892). Cyclopteridae: Eumicrotreminae. Distribution: North Pacific: southeastern Bering Sea and Sea of Okhotsk. Habitat: marine.

hudsonius, Cyclopterus lumpus var. Cox [P.] 1920:214, Fig. 1 [Transactions Royal Canadian Institute v. 12 (pt 2, no. 28); ref. 22020] Fort Churchill, Hudson Bay, Manitoba, Canada. Holotype (unique): NMC 58-26 [ex Victoria Mem. Mus. 58]. Type catalog: McAllister 1965:8 [ref. 22019]. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Ueno 1970:150 [ref. 26199] as hadosonius, Lindberg 1973:607 [ref. 7220], Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

inarmatus, Cyclopteropsis Mednikov [B. M.] & Prokhorov [V. G.] 1956:717, Fig. 1 [Doklady Akademii Nauk SSSR, Ser. A (Comptes Rendus de l'Académie des Sciences de l'URSS), Leningrad v. 111 (no. 3); ref. 12155] Northwestern Bering Sea off Glubokaya Bight and Pavla Bight, depth 100-150 meters. Syntypes: (2, lost). Possibly a synonym of C bergi -- see Mecklenburg & Sheiko 2003:4 [ref. 27295]. •Valid as Cyclopteropsis inarmatus Mednikov & Prokhorov 1956 -- (Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:560 [ref. 25968], Mecklenburg & Sheiko 2003:4 [ref. 27295]). •Questionably a synonym of Cyclopteropsis bergi Popov 1929 -- (Parin et al. 2002:S105 [ref. 28300], Parin et al. 2014:306 [ref. 33547]). •Valid as Eumicrotremus inarmatus (Mednikov & Prokhorov 1956) -- (Oku et al. 2017:55 [ref. 35060]). Current status: Valid as Eumicrotremus inarmatus (Mednikov & Prokhorov 1956). Cyclopteridae: Eumicrotreminae. Distribution: Western North Pacific: western Bering Sea from Cape Navarin to Karaginskiy Bay; northwestern Okhotsk Sea off Kamchatka. Habitat: marine.

jindoensis, Eumicrotremus Lee [S. J.] & Kim [J.-K.] in Lee, Kim, Kai, Ikeguchi & Nakabo 2017:344, Figs. 1E-F, 2C, 3C [Zootaxa 4282 (no. 2); ref. 35392] Jin-do, southwestern coast of Korean Peninsula, depth 20-30 meters. Holotype: PKU 10232. Paratypes: PKU. •Valid as Eumicrotremus jindoensis Lee & Kim 2017 -- (Kim et al. 2020:109 [ref. 39118], Song et al. 2021:185 [ref. 38790]). Current status: Valid as Eumicrotremus jindoensis Lee & Kim 2017. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: eastern Yellow Sea (Korea). Habitat: marine.

jordani, Cyclopteropsis Soldatov [V. K.] in Soldatov & Popov 1929:240 [Doklady Akademii Nauk SSSR, Ser. A (Comptes Rendus de l'Académie des Sciences de l'URSS), Leningrad 1929; ref. 4163] Southwestern Kara Sea, Arctic Ocean, 72°40'N, 62°40'E, depth 95 meters. Holotype (unique): lost. See Mecklenburg & Sheiko 2003:4 [ref. 27295] for comments on the type specimen and on an additional specimen that would make a good neotype. •Valid as Cyclopteropsis jordani Soldatov 1929 -- (Lindberg & Legeza 1955:448 [ref. 2785], Ueno 1970:176 [ref. 26199], McAllister 1990:208 [ref. 14674], Parin et al. 2002:S105 [ref. 28300], Mecklenburg & Sheiko 2003:5 [ref. 27295], Mecklenburg et al. 2011:127 [ref. 31212], Page et al. 2013:127 [ref. 32708], Dolgov 2013:919 [ref. 33112], Parin et al. 2014:305 [ref. 33547], Afonso et al. 2016:56, 140 [ref. 36199], Dolgov et al. 2018:145 [ref. 41055], Mecklenburg et al. 2018;266 [ref. 36370] see remarks). •Valid as Eumicrotremus jordani (Soldatov 1929) -- (Oku et al. 2017:55 [ref. 35060] dated 1930, Voskoboinikova & Orlovskaya 2020:21 [ref. 38114], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus jordani (Soldatov 1929). Cyclopteridae: Eumicrotreminae. Distribution: Arctic Ocean and northwestern Atlantic. Habitat: marine.

lindbergi, Cyclopteropsis Soldatov [V. K.] in Soldatov & Lindberg 1930:318, Fig. 51 [Izvestiia Tikhookeanskogo Nauchno-Issledovatel'skogo Instituta Rybnogo Khoziaistva i Okeanografii [Proceedings, Pacific Research Institute of Fisheries and Oceanography, TINRO, Moskva] v. 5; ref. 4164] Tatar Strait, Japan Sea, Russia, ?46°12'45"N, 130°15'00"E, depth 100 meters. Holotype (unique): lost. Appeared first as name only as Cyclopteropsis pavlencovi Soldatov in Soldatov & Popov 1930:74 [ref. 3545]. Might be a synonym of C. bergi -- see Mecklenburg & Sheiko 2003:5 [ref. 27295]. •Valid as Cyclopteropsis lindbergi Soldatov 1930 -- (Lindberg & Legeza 1955:452 [ref. 2785], Ueno 1970:119 [ref. 26199], Sheiko 1983:19 [ref. 37041], Kido in Masuda et al. 1984:337 [ref. 6441], Lindberg & Krasyukova 1987:366 [ref. 15964], Sokolovskaya et al. 1998:11 [ref. 24670], Nakabo 2000:662 [ref. 25086], Sheiko & Fedorov 2000:31 [ref. 25650], Nakabo 2002:662 [ref. 26001], Parin et al. 2002:S105 [ref. 28300], Mecklenburg & Sheiko 2003:5 [ref. 27295], Love et al. 2005:99 [ref. 37547], Shinohara et al. 2014:255 [ref. 33330], Voskoboinikova 2015:222 [ref. 33934]). •Synonym of Eumicrotremus asperrimus (Tanaka 1912) -- (Hatano et al. 2015:1121 [ref. 35423] with question). •Valid as Eumicrotremus lindbergi (Soldatov 1930) -- (Mecklenburg et al. 2002:561 [ref. 25968], Parin et al. 2014:306 [ref. 33547], Stevenson et al. 2017:434 [ref. 35471], Sonoyama et al. 2020:92 [ref. 37637], Voskoboinikova & Orlovskaya 2020:21 [ref. 38114], Love et al. 2021:133 [ref. 39279], Dyldin & Orlov 2022:206 [ref. 39115]). Current status: Valid as Eumicrotremus lindbergi (Soldatov 1930). Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: Bering Sea to southeastern Kamchatka, Okhotsk Sea, and Sea of Japan south to southern Korea and Japan. Habitat: marine.

lumpus, Cyclopterus Linnaeus [C.] 1758:260 [Systema Naturae, Ed. X v. 1; ref. 2787] Baltic Sea and North Sea. Syntypes: BMNH 1853.11.12.183 [Gronovius coll.] (1, dry half-skin), LS 25 (1, dry half-skin), NRM 4502-4 (2, 4, 1). Type catalog: Lönnberg 1896:39 [ref. 23530], Wheeler 1958:241 [ref. 13434], Fernholm & Wheeler 1983:236-237 [ref. 20707], Wheeler 1985:46-47 [ref. 20705]. •Valid as Cyclopterus lumpus Linnaeus 1758 -- (Lindberg & Legeza 1955:443 [ref. 2785], Ueno 1970:150 [ref. 26199], Lindberg 1973:607 [ref. 7220], Stein in Whitehead et al. 1986:1271 [ref. 13677], Robins & Ray 1986:285 [ref. 23100], Scott & Scott 1988:518 [ref. 25518], McAllister 1990:208 [ref. 14674], Kanayama in Okamura et al. 1995:174 [ref. 22531], Murdy et al. 1997:145 [ref. 23144], Smith-Vaniz et al. 1999:199 [ref. 25013], Klein-MacPhee in Collette & Klein-MacPhee 2002:363 [ref. 26158], Parin et al. 2002:S106 [ref. 28300], Moore et al. 2003:223 [ref. 27076], Mecklenburg & Sheiko 2003:6 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Kudryavtseva & Karamushko 2005:342 [ref. 28294], Fricke 2007:29 [ref. 30577], Bañón et al. 2008:108 [ref. 29513], Bañon et al. 2010:15 [ref. 31029], Lipej & Dulčić 2010:38 [ref. 36649], Møller et al. 2010:54 [ref. 31169], Mecklenburg et al. 2011:127 [ref. 31212]. Page et al. 2013:127 [ref. 32708], Dolgov 2013:919 [ref. 33112], Parin et al. 2014:307 [ref. 33547], Afonso et al. 2016:56, 142 [ref. 36199], Oku et al. 2017:53 [ref. 35060], Dolgov et al. 2018:148 [ref. 41055], Mecklenburg et al. 2018:270 [ref. 36370], Carneiro et al. 2019:237 [ref. 37250], Kovačić et al. 2020:37 [ref. 37519], Voskoboinikova & Orlovskaya 2020:6 [ref. 38114], Bañón & Maño 2021:69 [ref. 38883], Kovačić et al. 2021:68 [ref. 39014], Simian et al. 2022:375 [ref. 40776], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Distribution: Mediterranean Sea; North Atlantic and adjacent Arctic. Habitat: marine.

mcalpini, Lethotremus Fowler [H. W.] 1914:360, Fig. 1 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 66; ref. 14152] Greenland, probably Ulriks Bay. Holotype (unique): PU 2950. The name macalpini was introduced by Parr 1926:4 [ref. 26198] and is an incorrect subsequent spelling which was adopted by other workers, such as Lindberg & Legeza 1955:445 [ref. 2785]; the prevailing usage is macalpini and it could be treated as the correct original spelling on Art. 33.3.1, but see Mecklenburg & Sheiko 2003:5 [ref. 27295] who retain the spelling mcalpini on Art. 33.5 for cases in doubt. •Valid as Cyclopteropsis mcalpini (Fowler 1914) -- (Lindberg & Legeza 1955:445 [ref. 2785], Ueno 1970:178 [ref. 26199], Lindberg 1973:607 [ref. 7220], Robins & Ray 1986:285 [ref. 23100], Stein in Whitehead et al. 1986:1270 [ref. 13677], Robins et al. 1991:44 [ref. 14237], Parin et al. 2002:S106 [ref. 28300], Mecklenburg & Sheiko 2003:5 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Møller et al. 2010:55 [ref. 31169], Mecklenburg et al. 2011:127 [ref. 31212], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:307 [ref. 33547], Voskoboinikova 2015:222 [ref. 33934] as macalpini, Afonso et al. 2016:56, 141 [ref. 36199], Dolgov et al. 2018:146 [ref. 41055], Mecklenburg et al. 2018:268 [ref. 36370] see remarks). •Valid as Eumicrotremus mcalpini (Fowler 1914) -- (Oku et al. 2017:55 [ref. 35060], Voskoboinikova & Orlovskaya 2020:22 [ref. 38114], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus mcalpini (Fowler 1914). Cyclopteridae: Eumicrotreminae. Distribution: Arctic Ocean; Barents Sea and northwestern Greenland. Habitat: marine.

minutus, Cyclopterus Pallas [P. S.] 1769:12, Pl. 3 (figs. 7-9) [Spicilegia Zoologica v. 1 (fasc. 7); ref. 20848] Atlantic. No types known. Original spelling of name is Cycloptervs minvtvs (historical typeset, equals Cyclopterus minutus). •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Ueno 1970:150 [ref. 26199] as minutes, Mecklenburg & Sheiko 2003:6 [ref. 27295], Parin et al. 2014:307 [ref. 33547]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

multituberculatus, Eumicrotremus Voskoboinikova [O. S.] 2018:439, Fig. 1 [Voprosy Ikhtiologii v. 58 (no. 4); ref. 36096] Western part of the Aleutian Islands, Bering Sea, 52°24'N, 179°51.4'W, depth 180 meters. Holotype: ZIN 38096. Paratype: ZIN. Type catalog: Voskoboinikova & Orlovskaya 2020:23 [ref. 38114]. •Valid as Eumicrotremus multituberculatus Voskoboinikova 2018 -- (Voskoboinikova & Orlovskaya 2020:23 [ref. 38114], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus multituberculatus Voskoboinikova 2018. Cyclopteridae: Eumicrotreminae. Distribution: Western part of the Aleutian Islands, Bering Sea. Habitat: marine.

muticus, Lethotremus Gilbert [C. H.] 1896:449, Pl. 31 [United States Commission of Fish and Fisheries, Report of the Commissioner v. 19 (for 1893) (art. 6); ref. 1628] Unimak Pass, Aleutian Islands, Alaska, U.S.A., 53°56'00"N, 165°40'00"W, *Albatross* station 2844, depth 54 fathoms. Lectotype: USNM 53806. Paralectotypes: CAS-SU 774 (1), 3093 (1); USNM 48614 (1), 59376 (1). Lectotype established (as figured specimen) in caption to Pl. 313, p. 3296 in Jordan & Evermann 1900 [ref. 2446] and that specimen is identifiable as USNM 53806, a specimen not mentioned by number in the original description (presumably since it was collected before 1890 and not treated in this work); it is from station 2844 and not sta. 3223 (C.W. Mecklenburg, pers. comm., Nov. 1998). An additional paralectotype from sta. 2844 [now SU 774] was recently located (see Mecklenburg & Sheiko 2003:12 [ref. 27295]). •Valid as Eumicrotremus muticus (Gilbert 1896) -- (Oku et al. 2017:55 [ref. 35060]). •Synonym of Eumicrotremus gyrinops (Garman 1892) -- (Stevenson et al. 2017:429 [ref. 35471]). •Valid as Lethotremus muticus Gilbert 1896 -- (Lindberg & Legeza 1955:439 [ref. 2785], Ueno 1970:127 [ref. 26199], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:559 [ref. 25968], Parin et al. 2002:S109 [ref. 28300], Mecklenburg & Sheiko 2003:11 [ref. 27295], Nelson et al. 2004:124 [ref. 27807], Love et al. 2005:101 [ref. 37547], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:313 [ref. 33547], Voskoboinikova 2019:533 [ref. 37242]). Current status: Valid as Lethotremus muticus Gilbert 1896. Cyclopteridae: Eumicrotreminae. Distribution: North Pacific: eastern Bering Sea and Aleutian Islands to Unimak Pass. Habitat: marine.

ochotonensis, Eumicrotremus derjugini Popov [A. M.] 1928:53 [7] [Bulletin of the Pacific Science Fisheries Institute Vladivostock v. 1; ref. 16123] Okhotsk Sea, Russia, 55-59°N, 143-147°E, depth 77-88 Russian fathoms [164-187 m]. Lectotype: ZIN 18048. Paralectotypes: UMMZ 145778 (1) [ex ZIN 21671], ZIN 17761 (1), 21671 (7, now 6), 56367 (1, ex ZIN 18048). Type catalog: Voskoboinikova & Orlovskaya 2020:23 [ref. 38114]. On p. 7 of separate. See Mecklenburg & Sheiko 2003:8 [ref. 27295] for comments on status and range. The spellings ochotensis and okhotensis are incorrect subsequent spellings. Lectotype designation by Chernova et al. 2019:300 [ref. 36842]. •Synonym of Eumicrotremus derjugini Popov 1926, but a valid subspecies ochotonensis Popov 1928 as described -- (Lindberg & Legeza 1955:420 [ref. 2785], Lindberg & Krasyukova 1987:362 [ref. 15964], Mecklenburg et al. 2016:128 [ref. 34440] see remarks). •Synonym of Eumicrotremus derjugini Popov 1926 -- (Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:8 [ref. 27295], Parin et al. 2014:309 [ref. 33547]). •Valid as Eumicrotremus ochotonensis Popov 1928 -- (Chernova et al. 2019:300 [ref. 36842], Voskoboinikova & Orlovskaya 2020:23 [ref. 38114], Dyldin & Orlov 2022:207 [ref. 39115]). Current status: Valid as Eumicrotremus ochotonensis Popov 1928. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: northern and northwestern Sea of Okhotsk. Habitat: marine.

orbis, Cyclopterus Günther [A.] 1861:158 [Catalogue of the fishes in the British Museum v. 3; ref. 1964] Esquimault Harbour, Vancouver Island, British Columbia, Canada. Holotype (unique): BMNH 1860.11.19.26. See Mecklenburg & Sheiko 2003:9 [ref. 27295] for information on new material and range. •Valid as Eumicrotremus orbis (Günther 1861) -- (Lindberg & Legeza 1955:401 [ref. 2785], Ueno 1970:64 [ref. 26199], Eschmeyer & Herald 1983:195 [ref. 9277], Kido in Masuda et al. 1984:336 [ref. 6441], Matarese et al. 1989:468 [ref. 26885], McAllister 1990:208 [ref. 14674], Nakabo 2000:663 [ref. 25086], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:569 [ref. 25968], Nakabo 2002:663 [ref. 26001], Choi et al. 2003:277, 584 [ref. 26218], Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:9 [ref. 27295], Nelson et al. 2004:124 [ref. 27807], Love et al. 2005:100 [ref. 37547], Mecklenburg et al. 2011:127 [ref. 31212], Page et al. 2013:127 [ref. 32708], Parin et al. 2014:310 [ref. 33547], Voskoboinikova 2015:223 [ref. 33934], Mecklenburg & Steinke 2015:164 [ref. 34033], Pietsch & Orr 2015:51 [ref. 34694], Mecklenburg et al. 2016:130 [ref. 34440] see remarks, Voskoboinikova 2016:317 [ref. 34735], Kells et al. 2016:210 [ref. 35888], Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:346 [ref. 35392], Stevenson et al. 2017:434 [ref. 35471], Voskoboinikova 2018:443 [ref. 36096], Mecklenburg et al. 2018:276 [ref. 36370] see remarks, Voskoboinikova & Orlovskaya 2020:24 [ref. 38114], Love et al. 2021:134 [ref. 39279], Dyldin & Orlov 2022:207 [ref. 39115], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus orbis (Günther 1861). Cyclopteridae: Eumicrotreminae. Distribution: North Pacific and Arctic region. Habitat: marine.

pacificus, Eumicrotremus Schmidt [P. Yu.] 1904:154, Pl. 5 (figs. 2a-c) [Fishes of the eastern seas of the Russian Empire; ref. 3946] Aniva Bay, Okhotsk Sea, depth 13-18 Russian fathoms [28-38 meters]. Lectotype: ZIN 12921. Paralectotypes: ?UW (1) [ex ?BC, ex ZIN 12921]; ZIN 12922-24 (20, 1, 1); ZIN 52863 (3) [ex ZIN 12921]. Type catalog: Voskoboinikova & Orlovskaya 2020:26 [ref. 38114]. Appeared first without distinguishing features in Schmidt 1903:519 (p. 17 of separate) [ref. 3945]. Type status was clarified by Mecklenburg & Sheiko 2003:9 [ref. 27295], including lectotype designation by Lindberg & Legeza 1955:410 [ref. 2785]. •Valid as Eumicrotremus pacificus Schmidt 1904 -- (Lindberg & Legeza 1955:410 [ref. 2785], Ueno 1970:94 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Lindberg & Krasyukova 1987:362 [ref. 15964], Sokolovskaya et al. 1998:11 [ref. 24670], Nakabo 2000:664 [ref. 25086], Sheiko & Fedorov 2000:31 [ref. 25650], Nakabo 2002:664 [ref. 26001], Choi et al. 2003:277, 584 [ref. 26218], Parin et al. 2002:S108 [ref. 28300], Mecklenburg & Sheiko 2003:9 [ref. 27295], Shinohara et al. 2014:255 [ref. 33330], Parin et al. 2014:311 [ref. 33547], Voskoboinikova 2015:223 [ref. 33934], Oku et al. 2017:55 [ref. 35060], Voskoboinikova & Balanov 2019:525 [658] [ref. 37018], Voskoboinikova 2019:533 [ref. 37242], Sonoyama et al. 2020:92 [ref. 37637], Voskoboinikova & Orlovskaya 2020:26 [ref. 38114], Dyldin & Orlov 2022:207 [ref. 39115]). Current status: Valid as Eumicrotremus pacificus Schmidt 1904. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: southern Okhotsk Sea and southern Kuril Islands to off Hokkaido (Pacific coast of Japan), Sea of Japan and East China Sea. Habitat: marine.

pavlencovi, Cyclopteropsis Soldatov [V. K.] in Popov 1930:74 [Annals and Magazine of Natural History (Series 10) v. 6 (no. 31) (art. 9); ref. 3545] Evidently described in an available way as C. lindbergi Soldatov in Soldatov & Lindberg 1930. •In the synonymy of Cyclopteropsis lindbergi Soldatov 1930 -- (Mecklenburg & Sheiko 2003:14 [ref. 27295]). •In the synonymy of Cyclopteropsis bergi Popov 1929 -- (Parin et al. 2002:S105 [ref. 28300], Parin et al. 2014:306 [ref. 33547]). •In the synonymy of Eumicrotremus lindbergi (Soldatov 1930). Nomen Nudum. Current status: Synonym of Eumicrotremus lindbergi (Soldatov 1930). Cyclopteridae: Eumicrotreminae.

pavoninus, Cyclopterus Shaw [G.] in Shaw & Nodder 1797:no page number, Pl. 310 [The Naturalist's Miscellany; ref. 4013] Near Bangor, North Wales. No types known. Based on description and figure received by Shaw. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

phrynoides, Eumicrotremus Gilbert [C. H.] & Burke [C. V.] 1912:69, Fig. 15 [Bulletin of the Bureau of Fisheries v. 30 (Doc. 754) (for 1910); ref. 1634] Petrel Bank, Bering Sea, Alaska, U.S.A., Albatross station 4779, depth 54-56 fathoms. Holotype (unique): USNM 74378. See Mecklenburg & Sheiko 2003:9-10 [ref. 27295] for information on synonymy and range and previous misidentifications. •Valid as Cyclopteropsis phrynoides (Gilbert & Burke 1912) -- (Ueno 1970:114 [ref. 26199]). •Questionably a synonym of Eumicrotremus gyrinops (Garman 1892) -- (Parin et al. 2002:S107 [ref. 28300], Parin et al. 2014:310 [ref. 33547], Kells et al. 2016:210 [ref. 35888]). •Synonym of Eumicrotremus gyrinops (Garman 1892) -- (Stevenson et al. 2017:429 [ref. 35471]). •Valid as Eumicrotremus phrynoides Gilbert & Burke 1912 -- (Lindberg & Legeza 1955:426 [ref. 2785], Mecklenburg et al. 2002:562 [ref. 25968], Mecklenburg & Sheiko 2003:9 [ref. 27295], Nelson et al. 2004:124 [ref. 27807], Love et al. 2005:100 [ref. 37547], Page et al. 2013:127 [ref. 32708], Oku et al. 2017:55 [ref. 35060], Voskoboinikova 2018:275 [ref. 36095] as phrynoidesis, Voskoboinikova 2018:443 [ref. 36096], Voskoboinikova 2019:533 [ref. 37242], Voskoboinikova & Orlovskaya 2020:31 [ref. 38114]). Current status: Valid as Eumicrotremus phrynoides Gilbert & Burke 1912. Cyclopteridae: Eumicrotreminae. Distribution: North Pacific: southeastern Bering Sea and central Aleutian Islands to northern Gulf of Alaska. Habitat: marine.

popovi, Cyclopteropsis Soldatov [V. K.] in Soldatov & Popov 1929:240 [Doklady Akademii Nauk SSSR, Ser. A (Comptes Rendus de l'Académie des Sciences de l'URSS), Leningrad 1929; ref. 4163] Northwestern Okhotsk Sea between Okhotsk and Ayan, Russia. Holotype (unique): lost. Also appeared in more detail as Soldatov in Soldatov & Lindberg 1930:322, Fig. 52 [ref. 4164]. See comments by Mecklenburg & Sheiko 2003:5 [ref. 27295] on the type and the current status of this species (as the adult form of C. brashnikowi). •Valid as Cyclopterocottus popovi (Soldatov 1929) -- (Lindberg & Legeza 1955:445 [ref. 2785]). •Valid as Cyclopteropsis popovi Soldatov 1929 -- (Ueno 1970:117 [ref. 26199], Mecklenburg & Sheiko 2003:5 [ref. 27295], Parin et al. 2014:307 [ref. 33547]). •Valid as Eumicrotremus popovi (Soldatov 1929) -- (Oku et al. 2017:55 [ref. 35060]). Current status: Valid as Eumicrotremus popovi (Soldatov 1929). Cyclopteridae: Eumicrotreminae. Distribution: Western North Pacific: Okhotsk Sea to Pacific off Kuril Islands. Previously known only from the holotype, recently found to be rather common off the northern Kuril Islands. Habitat: marine.

pyramidatus, Cyclopterus Shaw [G.] 1804:390, Pl. 167, bottom [General zoology or systematic natural history; ref. 4015] Baltic Sea and "Northern Ocean". No types known. Based on litrature source and one specimen. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.

schmidti, Eumicrotremus Lindberg [G. U.] & Legeza [M. I.] 1955:406, Fig. 9 [Trudy Zoologicheskogo Instituta, Akademii Nauk SSSR v. 18; ref. 2785] Penzhinskaya Bay, Okhotsk Sea, Russia. Lectotype: ZIN 22009. Paralectotypes: 10 adults: UW 42941 (1) [ex UBC 62-404, ex ZIN 22010], ZIN 12917 (2) 12919 (1), 18024 (1), 22009-10 (1, 3 now 2), 24253 (1), 25384 (1), 33673 (1); 6 juveniles: ZIN 12918 (2), 12920 (3), 12957 (1). Type catalog: Voskoboinikova & Orlovskaya 2020:32 [ref. 38114]. Described specimen regarded as holotype by Russian Academy of Sciences; technically it was designated the lectotype by Eschmeyer 1998:1518 [ref. 23416]. Mecklenburg & Sheiko 2003:10 [ref. 27295] examined type series and clarified status. •Valid as Eumicrotremus schmidti Lindberg & Legeza 1955 -- (Ueno 1970:76 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Lindberg & Krasyukova 1987:358 [ref. 15964], Nakabo 2000:663 [ref. 25086], Sheiko & Fedorov 2000:31 [ref. 25650], Nakabo 2002:663 [ref. 26001], Parin et al. 2002:S108 [ref. 28300], Mecklenburg & Sheiko 2003:10 [ref. 27295], Fedorov et al. 2003:95 [ref. 27579], Parin et al. 2014:311 [ref. 33547], Voskoboinikova & Nazarkin 2015:144 [ref. 33760], Voskoboinikova 2015:223 [ref. 33934], Voskoboinikova 2016:317 [ref. 34735], Oku et al. 2017:55 [ref. 35060], Voskoboinikova & Orlovskaya 2020:32 [ref. 38114], Dyldin et al. 2021:73 [ref. 38804], Dyldin & Orlov 2022:208 [ref. 39115]). Current status: Valid as Eumicrotremus schmidti Lindberg & Legeza 1955. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific. Habitat: marine.

soldatovi, Eumicrotremus Popov [A. M.] 1930:72 [Annals and Magazine of Natural History (Series 10) v. 6 (no. 31) (art. 9); ref. 3545] Sea of Okhotsk, Russia, 57°28'N, 148°5'E, depth 90 meters. Holotype (unique): ZIN 22003. Type catalog: Voskoboinikova & Orlovskaya 2020:35 [ref. 38114] as Eumicrotremus soldatovi. Also described as new, and with more detail, in Popov 1931:94, fig. 4 [ref. 3543]. See Mecklenburg & Sheiko 2003:10 [ref. 27295] for information on holotype. •Valid as Eumicrotremus soldatovi Popov 1930 -- (Lindberg & Legeza 1955:413 [ref. 2785], Ueno 1970:99 [ref. 26199], Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S108 [ref. 28300], Mecklenburg et al. 2002:567 [ref. 25968], Mecklenburg & Sheiko 2003:10 [ref. 27295], Love et al. 2005:100 [ref. 37547], Parin et al. 2014:311 [ref. 33547], Voskoboinikova 2015:223 [ref. 33934], Oku et al. 2017:55 [ref. 35060] dated 1936, Voskoboinikova & Orlovskaya 2020:35 [ref. 38114], Love et al. 2021:134 [ref. 39279]). •Valid as Proeumicrotremus soldatovi (Popov 1930) -- (Voskoboinikova & Orlov 2020:944 [ref. 38020], Dyldin & Orlov 2022:208 [ref. 39115], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Proeumicrotremus soldatovi (Popov 1930). Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: northern Sea of Okhotsk and Pacific off southwestern Kamchatka; one record from Bering Sea. Habitat: marine.

spinosus, Cyclopterus Fabricius [J. C.] in Müller 1776:ix [Zoologiae Danicae prodromus, seu animalium Daniae et Norvegiae indigenarum characteres, nomina, et synonyma imprimis popularium.; ref. 17808] Greenland. No types known. Authorship sometimes given as Müller 1776, but the description evidently is taken from Fabricius (see Jensen 1944:48-49 [ref. 13060]). See also Santos et al. 1997:127 [ref. 23531]. •Valid as Eumicrotremus spinosus (Fabricius 1776) -- (Lindberg & Legeza 1955:398 [ref. 2785], Ueno 1970:156 [ref. 26199], Lindberg 1973:608 [ref. 7220], Stein in Whitehead et al. 1986:1274 [ref. 13677], Robins & Ray 1986:285 [ref. 23100], Scott & Scott 1988:521 [ref. 25518], McAllister 1990:208 [ref. 14674], Kanayama in Okamura et al. 1995:175 [ref. 22531], Arruda 1997:118 [ref. 24952], Klein-MacPhee in Collette & Klein-MacPhee 2002:367 [ref. 26158], Mecklenburg et al. 2002:570 [ref. 25968], Parin et al. 2002:S108 [ref. 28300] with author as Müller, Mecklenburg & Sheiko 2003:10 [ref. 27295], Nelson et al. 2004:124 [ref. 27807], Love et al. 2005:100 [ref. 37547], Byrkjedal et al. 2007:119 [ref. 29461], Møller et al. 2010:55 [ref. 31169], Page et al. 2013:127 [ref. 32708], Voskoboinikova 2015:223 [ref. 33934], Mecklenburg & Steinke 2015:164 [ref. 34033], Afonso et al. 2016:57, 148 [ref. 36199], Mecklenburg et al. 2016:132 [ref. 34440], Voskoboinikova & Chernova 2016:35 [ref. 34360], Oku et al. 2017:55 [ref. 35060], Dolgov et al. 2018:153 [ref. 41055], Voskoboinikova 2018:443 [ref. 36096], Mecklenburg et al. 2018:278 [ref. 36370] see remarks, Carneiro et al. 2019:237 [ref. 37250], Voskoboinikova & Orlovskaya 2020:36 [ref. 38114], Love et al. 2021:134 [ref. 39279], Simian et al. 2022:376 [ref. 40776], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus spinosus (Fabricius 1776). Cyclopteridae: Eumicrotreminae. Distribution: Arctic Ocean and North Atlantic. Habitat: marine.

stelleri, Cyclopterus Pallas [P. S.] (ex Steller) 1814:73 [Zoographia Rosso-Asiatica v. 3; ref. 3351] Petropavlovsk harbor, Kamchatka, Russia. No types known. •Synonym of Aptocyclus ventricosus (Pallas 1769) -- (Lindberg & Legeza 1955:433 [ref. 2785], Ueno 1970:136 [ref. 26199], Lindberg & Krasyukova 1987:371 [ref. 15964], Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S104 [ref. 28300], Mecklenburg & Sheiko 2003:3 [ref. 27295], Parin et al. 2014:304 [ref. 33547], Oku et al. 2017:53 [ref. 35060]). Current status: Synonym of Aptocyclus ventricosus (Pallas 1769). Cyclopteridae: Liparopsinae. Habitat: marine.

taranetzi, Eumicrotremus orbis forma Perminov [G. N.] 1936:120, Figs. 2a-b [Vestnik Dal'nevostocnogo Filiala Akademii Nauk SSSR = Bulletin of the Far Eastern Branch of the Academy of Sciences of the USSR No. 19; ref. 22804] Southwestern Bering Sea near Karaginskiy Island; western North Pacific at Avacha Bay, southeastern Kamchatka, Russia, depth 7 meters. Lectotype: ZIN 25380. Paralectotypes: UBC [ex ZIN 21825] (1, probably lost); ZIN 21825 (1, sent to Canada, whereabouts unknown), 25379 (1). Type catalog: Voskoboinikova & Orlovskaya 2020:38 [ref. 38114]. Described as a forma but treated like a subspecies; regarded as available. Mecklenburg & Sheiko 2003:10-11 [ref. 27295] examined types and clarified type status. Lectotype established by Lindberg & Legeza 1955:404 [ref. 2785]. •Synonym of Eumicrotremus orbis (Günther 1861) -- (Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S108 [ref. 28300]). •Valid as Eumicrotremus taranetzi Perminov 1936 -- (Ueno 1970:70 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Nakabo 2000:663 [ref. 25086], Nakabo 2002:663 [ref. 26001], Mecklenburg & Sheiko 2003:10 [ref. 27295], Shinohara et al. 2014:256 [ref. 33330], Parin et al. 2014:312 [ref. 33547], Voskoboinikova 2015:223 [ref. 33934], Voskoboinikova 2016:317 [ref. 34735], Oku et al. 2017:55 [ref. 35060], Lee et al. 2017:346 [ref. 35392], Voskoboinikova 2018:443 [ref. 36096], Kim et al. 2020:109 [ref. 39118], Voskoboinikova & Orlovskaya 2020:38 [ref. 38114], Dyldin & Orlov 2022:208 [ref. 39115]). Current status: Valid as Eumicrotremus taranetzi Perminov 1936. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: southwestern Bering Sea to Kuril Islands, eastern and southern Okhotsk Sea, and Sea of Japan (Korea, Japan, Russia). Habitat: marine.

tartaricus, Eumicrotremus orbis Lindberg [G. U.] & Legeza [M. I.] 1955:404 [Trudy Zoologicheskogo Instituta, Akademii Nauk SSSR v. 18; ref. 2785] Tatar Strait, depth 20-22 m; Iturup Island, southern Kuril Islands, depth 24-28 m; near Cape Rymnik, northeastern Sakhalin Island, Russia. Syntypes: UW 42937 (1) [ex BC 62-411, ex ZIN 33671], ZIN 12916 (1), 24201 (1), 33671 (5, now 4). Type catalog: Voskoboinikova & Orlovskaya 2020:39 [ref. 38114]. See Mecklenburg & Sheiko 2003:11 [ref. 27295] for identification of types and status of this species. •Synonym of Eumicrotremus taranetzi Perminov 1936 -- (Ueno 1970:70 [ref. 26199]). •Valid as Eumicrotremus tartaricus Lindberg & Legeza 1955 -- (Lindberg & Krasyukova 1987:357 [ref. 15964], Parin et al. 2002:S108 [ref. 28300], Mecklenburg & Sheiko 2003:11 [ref. 27295] with question, Parin et al. 2014:312 [ref. 33547], Voskoboinikova 2015:223 [ref. 33934], Oku et al. 2017:55 [ref. 35060], Voskoboinikova 2018:443 [ref. 36096], Voskoboinikova & Orlovskaya 2020:39 [ref. 38114], Dyldin & Orlov 2022:208 [ref. 39115]). Current status: Valid as Eumicrotremus tartaricus Lindberg & Legeza 1955. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: southern Okhotsk Sea to Japan Sea at Peter the Great Bay, and Pacific coast off southern Kuril Islands. Habitat: marine.

tentacularis, Cyclopsis Popov [A. M.] 1930:75 [Annals and Magazine of Natural History (Series 10) v. 6 (no. 31) (art. 9); ref. 3545] Tauyskaya Bay near Ol'skiy Island, Okhotsk Sea, Russia, depth 108 meters. Lectotype: ZIN 22002. Paralectotypes: (13) UW 42965 (1) [ex UBC 62-417, ex ZIN 22002]; ZIN 21999-22001 (1, 1, 8); ZIN 52867 (1) [ex ZIN 22002]; one sent to Canada out of ZIN 22022 (whereabouts unknown); near Iony Island, 56°21'N, 138°17.5'E, Okhotsk Sea, 25-31 meters and 132 meters. Appeared in more detail based on different material in Soldatov and Lindberg 1930:326-327 [ref. 4164]. Also described in Popov 1931:87 [ref. 3543]. Lectotype selected by Mecklenburg & Sheiko 2003:3 [ref. 27295]; see also their discussion of types. •Valid as Cyclopsis tentacularis Popov 1930 -- (Lindberg & Legeza 1955:441 [ref. 2785], Ueno 1970:124 [ref. 26199], Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S104 [ref. 28300], Mecklenburg & Sheiko 2003:3 [ref. 27295], Fedorov et al. 2003:92 [ref. 27579], Voskoboinikova & Nazarkin 2008:817 [ref. 30237], Voskoboinikova & Nazarkin 2009:39 [ref. 20325], Parin et al. 2014:305 [ref. 33547], Oku et al. 2017:54 [ref. 35060], Voskoboinikova & Orlovskaya 2020:8 [ref. 38114]). Current status: Valid as Cyclopsis tentacularis Popov 1930. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: Sea of Okhotsk. Habitat: marine.

terraenovae, Eumicrotremus Myers [G. S.] & Böhlke [J. E.] 1950:199, Fig. [Stanford Ichthyological Bulletin v. 3 (no. 4); ref. 12320] Off Newfoundland, Canada, 46°09'30"N, 49°48'30"W, *Albatross* station 2445. Holotype (unique): CAS-SU 9559. Type catalog: Böhlke 1953:135 [ref. 12291]. Originally as terrae-novae, correction mandatory. See Mecklenburg & Sheiko 2003:11 [ref. 27295] for comments on status. •Synonym of Eumicrotremus andriashevi Perminov 1936 -- (Lindberg & Legeza 1955:408 [ref. 2785]). •Valid as Eumicrotremus terraenovae Myers & Böhlke 1950 -- (Ueno 1970:162 [ref. 26199], McAllister 1990:208 [ref. 14674], Mecklenburg & Sheiko 2003:11 [ref. 27295], Nelson et al. 2004:124 [ref. 27807], Page et al. 2013:127 [ref. 32708], Mecklenburg et al. 2016:126 [ref. 34440], Oku et al. 2017:55 [ref. 35060], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Eumicrotremus terraenovae Myers & Böhlke 1950. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Atlantic: Newfoundland (Canada) and Gulf of Maine (U.S.A.). Habitat: marine.

togedango, Eumicrotremus Kuronuma [K.] 1943:91 [Bulletin of the Biogeographical Society of Japan v. 13 (no. 13); ref. 13020] Southeast of Suribachi, Paramushir Island, Kuril Islands, depth about 100 meters. Holotype: whereabouts unknown. Paratypes: (1). •Valid as Eumicrotremus togedango Kuronuma 1943 -- (Lindberg & Legeza 1955:405 [ref. 2785]). •Synonym of Eumicrotremus orbis (Günther 1861) -- (Ueno 1970:64 [ref. 26199], Sheiko & Fedorov 2000:31 [ref. 25650], Parin et al. 2002:S108 [ref. 28300], Mecklenburg & Sheiko 2003:9 [ref. 27295], Parin et al. 2014:310 [ref. 33547]). Current status: Synonym of Eumicrotremus orbis (Günther 1861). Cyclopteridae: Eumicrotreminae. Habitat: marine.

tokranovi, Microancathus Voskoboinikova [O. S.] 2015:217, Figs. 2-3, 4a, 5 [Proceedings of the Zoological Institute, Russian Academy of Sciences v. 319 (no. 2); ref. 33934] "Tomi Maru 53" trawl 95, northern Kuril Islands, depth 120 meters. Holotype: ZIN 53901. Paratypes: ZIN. Plus non-type specimens. Type catalog: Voskoboinikova & Orlovskaya 2020:41 [ref. 38114] as Microancanthus tokranovi. •Valid as Microancathus tokranovi Voskoboinikova 2015 -- (Voskoboinikova & Orlovskaya 2020:41 [ref. 38114]). •Valid as Eumicrotremus tokranovi (Voskoboinikova 2015) -- (Oku et al. 2017:55 [ref. 35060]). Current status: Valid as Eumicrotremus tokranovi (Voskoboinikova 2015). Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: off northern Kuril Islands. Habitat: marine.

uenoi, Eumicrotremus Kai [Y.], Ikeguchi [S.] & Nakabo [T.] in Lee, Kim, Kai, Ikeguchi & Nakabo 2017:342, Figs. 1C-D, 2B, 3B [Zootaxa 4282 (no. 2); ref. 35392] Off Honjyo, Kyotango, Kyoto, western coast of Honshu Island, Japan, depth 100 meters. Holotype: FAKU 136008. Paratypes: FAKU, HUMZ, OMNH-P, PKU. Plus additional non-type material. •Valid as Eumicrotremus uenoi Kai, Ikeguchi & Nakabo 2017 -- (Kwun et al. 2017:141 [ref. 37287], Kim et al. 2020:109 [ref. 39118], Sonoyama et al. 2020:92 [ref. 37637]). Current status: Valid as Eumicrotremus uenoi Kai, Ikeguchi & Nakabo 2017. Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: Korea and Japan. Habitat: marine.

variabilis, Eumicrotremus spinosus Jensen [A. S.] 1944:53, Fig. 13; Pl. 7 (c-d), Pl. 8 [Spolia Zoologica Musei Hauniensis v. 4; ref. 13060] Whale Sound, northwestern Greenland, 77°17'N, 69°59'W, depth 930 m; East Greenland, 72°53'N, 25°W, depth 68-70 meters. Syntypes: ZMUC P8234-41 (8), P8243 (1), P8249 (1). See Mecklenburg & Sheiko 2003:8 [ref. 27295] for type information and the identification of types. •Synonym of Eumicrotremus derjugini Popov 1926 in part -- (Lindberg & Legeza 1955:420 [ref. 2785], Ueno 1970:165 [ref. 26199]). •Synonym of Eumicrotremus derjugini Popov 1926 -- (Mecklenburg & Sheiko 2003:8 [ref. 27295]). Current status: Synonym of Eumicrotremus derjugini Popov 1926. Cyclopteridae: Eumicrotreminae. Habitat: marine.

ventricosus, Cyclopterus Pallas [P. S.] (ex Steller) 1769:15, Pl. 2 (figs. 1-3) [Spicilegia Zoologica v. 1 (fasc. 7); ref. 20848] Seas between Kamchatka and America [Alaska]. No types known. Original spelling of name Cycloptervs ventricosvs (historical typeset, equals Cyclopterus ventricosus). Based on manuscript description by G. W. Steller. •Valid as Aptocyclus ventricosus (Pallas 1769) -- (Lindberg & Legeza 1955:433 [ref. 2785], Ueno 1970:134 [ref. 26199], Eschmeyer & Herald 1983:194 [ref. 9277], Kido in Amaoka et al. 1983:159, 216, 293, 341 [ref. 8379], Kido in Masuda et al. 1984:337 [ref. 6441], Lindberg & Krasyukova 1987:370 [ref. 15964], Matarese et al. 1989:466 [ref. 26885], McAllister 1990:208 [ref. 14674], Kido & Shinohara 1996:175 [ref. 22205], Shinohara et al. 1996:177 [ref. 26605], Sokolovskaya et al. 1998:11 [ref. 24670], Nakabo 2000:664 [ref. 25086], Mecklenburg et al. 2002:558 [ref. 25968], Nakabo 2002:664 [ref. 26001], Choi et al. 2003:277, 584 [ref. 26218], Parin et al. 2002:S104 [ref. 28300], Fedorov et al. 2003:91 [ref. 27579], Mecklenburg & Sheiko 2003:3 [ref. 27295], Nelson et al. 2004:123 [ref. 27807], Love et al. 2005:99 [ref. 37547], Mecklenburg et al. 2011:127 [ref. 31212], Shinohara et al. 2011:46 [ref. 31715], Page et al. 2013:127 [ref. 32708], Shinohara et al. 2014:255 [ref. 33330], Parin et al. 2014:304 [ref. 33547], Mecklenburg & Steinke 2015:164 [ref. 34033], Tohkairin et al. 2015:9 [ref. 35331], Kells et al. 2016:210 [ref. 35888], Oku et al. 2017:53 [ref. 35060], Gerringer et al. 2017:173 [ref. 35688], Kim et al. 2020:109 [ref. 39118], Sonoyama et al. 2020:92 [ref. 37637], Voskoboinikova & Orlovskaya 2020:42 [ref. 38114], Dyldin et al. 2021:73 [ref. 38804], Love et al. 2021:133 [ref. 39279], Dyldin & Orlov 2022:205 [ref. 39115], Page et al. 2023:189 [ref. 40505]). Current status: Valid as Aptocyclus ventricosus (Pallas 1769). Cyclopteridae: Liparopsinae. Distribution: North Pacific: South Korea, Sea of Japan and Sagami Bay (Pacific coast of Japan) north to Bering Sea, then Alaska (U.S.A.) south to British Columbia (Canada). Habitat: marine.

vinolentus, Lethotremus Jordan [D. S.] & Starks [E. C.] 1895:827, Pl. 94 [Proceedings of the California Academy of Sciences (Series 2) v. 5; ref. 2522] Puget Sound, Washington, U.S.A. Holotype (unique): CAS-SU 3131. Type catalog: Böhlke 1953:135 [ref. 12291]. •Synonym of Eumicrotremus orbis (Günther 1861) -- (Lindberg & Legeza 1955:401 [ref. 2785], Ueno 1970:64 [ref. 26199], Parin et al. 2002:S107 [ref. 28300], Mecklenburg & Sheiko 2003:9 [ref. 27295], Parin et al. 2014:310 [ref. 33547]). Current status: Synonym of Eumicrotremus orbis (Günther 1861). Cyclopteridae: Eumicrotreminae. Habitat: marine.

vitiazi, Pelagocyclus Lindberg [G. U.] & Legeza [M. I.] 1955:437, Figs. 24-25 [Trudy Zoologicheskogo Instituta, Akademii Nauk SSSR v. 18; ref. 2785] Northeast of Simushir Island, Kuril Islands, depth 0-50 meters over bottom depth of 3000 meters. Holotype: ZIN 33759. Paratypes: ZIN 33666 (1). •Valid as Pelagocyclus vitiazi Lindberg & Legeza 1955 -- (Ueno 1970:145 [ref. 26199], Kido in Masuda et al. 1984:337 [ref. 6441], Lindberg & Krasyukova 1987:372 [ref. 15964]). •Synonym of Aptocyclus ventricosus (Pallas 1769) -- (Kido & Shinohara 1996:175 [ref. 22205], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:558 [ref. 25968], Parin et al. 2002:S104 [ref. 28300], Mecklenburg & Sheiko 2003:3 [ref. 27295], Parin et al. 2014:304 [ref. 33547], Oku et al. 2017:53 [ref. 35060], Voskoboinikova & Orlovskaya 2020:43 [ref. 38114]). Current status: Synonym of Aptocyclus ventricosus (Pallas 1769). Cyclopteridae: Liparopsinae. Habitat: marine.

vulgaris, Lumpus McMurtrie [H.] 1831:255, footnote [The Animal Kingdom arranged in conformity with its organization by the Baron Cuvier; ref. 29725] Baltic Sea and North Sea. Syntypes: BMNH 1853.11.12.183 [Gronovius coll.] (1, dry half-skin), LS 25 (1, dry half-skin), NRM 4502-4 (2, 4, 1). An unneeded new name for, and objective synonym of Cyclopterus lumpus Linnaeus 1758. Author's name appeared as M'Murtrie. •Synonym of Cyclopterus lumpus Linnaeus 1758 -- (Mecklenburg & Sheiko 2003:6 [ref. 27295]). Current status: Synonym of Cyclopterus lumpus Linnaeus 1758. Cyclopteridae: Cyclopterinae. Habitat: marine.