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 Microstomatidae: [ 29 ] records

ahlstromi, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:4, Fig. 2 [Contributions in Science (Los Angeles) No. 352; ref. 17434] off Baja California, Mexico, 29°15'N, 126°07'W, depth 0-754 meters. Holotype: SIO 57-87 (slightly damaged). Paratypes: LACM 43546-1 (1); SIO 63-425 (1); SWFC 7210-24.139 (1, decomposed). •Valid as Nansenia ahlstromi Kawaguchi & Butler 1984 -- (Love et al. 2005:28 [ref. 37547], Mundy 2005:157 [ref. 28379], Poulsen 2015:529 [ref. 33965], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Nansenia ahlstromi Kawaguchi & Butler 1984. Microstomatidae. Distribution: Eastern Pacific: off Pacific coast of Baja California (Mexico). Habitat: marine.

antarctica, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:8, Fig. 7 [Contributions in Science (Los Angeles) No. 352; ref. 17434] South Pacific, 55°57'S, 159°23'W, depth 0-4145 meters. Holotype: LACM 10875 (1 of 3). Paratypes: LACM 10658-15 (2), 10875 (2 of 3); USNM 247255 (1). •Valid as Nansenia antarctica Kawaguchi & Butler 1984 -- (Gon 1990:105 [ref. 21680], Pequeño 1997:80 [ref. 23536], Trunov 1999:462 [ref. 24579], Duhamel et al. 2005:94[ref. 32059], Poulsen 2015:525 [ref. 33965], Nión et al. 2016:35 [ref. 35565]). Current status: Valid as Nansenia antarctica Kawaguchi & Butler 1984. Microstomatidae. Distribution: South Pacific and Uruguay [ref. 35565]. Habitat: marine.

ardesiaca, Nansenia Jordan [D. S.] & Thompson [W. F.] 1914:210, Pl. 24 (fig. 2) [Memoirs of the Carnegie Museum v. 6 (no. 4); ref. 2543] Okinose, Sagami Sea, Japan, depth 350 fathoms. Holotype: FMNH 57086 [ex CM 6023a]. Type catalog: Henn 1928:53 [ref. 12305], Ibarra & Stewart 1987:59 [ref. 12367]. •Valid as Nansenia ardesiaca Jordan & Thompson 1914 -- (Machida in Okamura & Kitajima 1984:143, 333 [ref. 8057], Uyeno in Masuda et al. 1984:40 [ref. 6441], Paxton et al. 1989:167 [ref. 12442], Heemstra in Smith & Heemstra 1995:viii [ref. 21953], Shinohara et al. 1996:159 [ref. 26605], Merella et al. 1997:213 [ref. 23098], Paxton & Cohen 1999:1885 [ref. 24738], Nakabo 2000:285 [ref. 25086], Paxton et al. in Randall & Lim 2000:589 [ref. 25122], Hutchins 2001:18 [ref. 25847], Shinohara et al. 2001:295 [ref. 25995], Nakabo 2002:285 [ref. 26001], Shinohara et al. 2005:403 [ref. 28370], see Mundy 2005:157 [ref. 28379], Paxton et al. 2006:378 [ref. 28994], Shao et al. 2008:240 [ref. 29952], Poulsen 2015:525 [ref. 33965] and as cf. ardesiaca on p. 519). Current status: Valid as Nansenia ardesiaca Jordan & Thompson 1914. Microstomatidae. Distribution: Indo-West Pacific. Habitat: marine.

argenteum, Microstoma Valenciennes [A.] in Cuvier & Valenciennes 1846:358, Pl. 544 [Histoire naturelle des poissons v. 18; ref. 1011] Nice, France, northwestern Mediterranean Sea; Sardinia; Messina, Sicily, Italy, Mediterranean Sea. Syntypes: MNHN 0000-3668 (1), 0000-3671 (1). Based in part on Gasteropelecus microstoma Risso 1810. •Synonym of Microstoma microstoma (Risso 1810) -- (Cohen 1973:153 [ref. 6589], Cohen 1990:237 [ref. 14206]). Current status: Synonym of Microstoma microstoma (Risso 1810). Microstomatidae. Habitat: marine.

atlantica, Nansenia Blache [J.] & Rossignol [M.] 1962:106, Fig. [Cahiers O. R. S. T. O. M. (Office de la Recherche Scientifique et Technique Outre-Mer) Série Océanographie No. 2; ref. 5809] Off Gabon, west of Pointe Sainte-Catherine, 1°55'S, 8°30'E, depth 250-300 m; west of Mayumba, 3°36'S, 9°10'E, depth 130-180 meters. Syntypes: (2) whereabouts unknown. •Valid as Nansenia atlantica Blache & Rossignol 1962 -- (Cohen 1990:237 [ref. 14206], Merella et al. 1997:213 [ref. 23098], Costa & Mincarone 2010:353 [ref. 37483], Poulsen 2015:519, 529 [ref. 33965], Hartel & Orrell 2016:1755 [ref. 34565], Carneiro et al. 2019:83 [ref. 37250], Sutton et al. 2020:35 [ref. 37832], Fermon et al. 2022:164 [ref. 39448]). Current status: Valid as Nansenia atlantica Blache & Rossignol 1962. Microstomatidae. Distribution: Eastern Atlantic: Mauritania south to northern Angola, including Azores. Habitat: marine.

australis, Microstoma Gon [O.] & Stewart [A. L.] 2014:56, Figs. 1a-c [Zootaxa 3884 (no. 1); ref. 33569] New South Wales, off Cape Hawke, 32°19'S, 152°59'E, Australia, Midwater trawl, depth 0-366 meters. Holotype: AMS I.27328-002. Paratypes: AMS, NMNZ, SAIAB. •Valid as Microstoma australis Gon & Stewart 2014 -- (Gon & Stewart 2015:333 [ref. 34242]). Current status: Valid as Microstoma australis Gon & Stewart 2014. Microstomatidae. Distribution: Australia, New Zealand EEZ and Challenger Plateau. Habitat: marine.

boreacrassicauda, Nansenia Poulsen [J. Y.] 2015:518, Figs. 1A-D [Zootaxa 4020 (no. 3); ref. 33965] North Atlantic, Greenland, 65°32'N, 30°57'E. Holotype: ZMUC P192172. Paratypes: ZMH. •Valid as Nansenia boreacrassicauda Poulsen 2015 -- (Carneiro et al. 2019:83 [ref. 37250]). Current status: Valid as Nansenia boreacrassicauda Poulsen 2015. Microstomatidae. Distribution: Temperate and subarctic Atlantic Ocean. Habitat: marine.

candida, Nansenia Cohen [D. M.] 1958:53, Fig. 1 [Stanford Ichthyological Bulletin v. 7 (no. 3); ref. 12061] North Pacific, about 900 miles west of Crescent City, California, 41°39'N, 139°02'W, about 65-70 fathoms depth (stomach content). Holotype: USNM 175362. Paratypes: CAS-SU 51023 (1), USNM 175363 (3). •Valid as Nansenia candida Cohen 1958 -- (Matarese et al. 1989:54 [ref. 26885], McAllister 1990:70 [ref. 14674], Balanov & Fedorov 1996:344 [ref. 24646], Sheiko & Fedorov 2000:18 [ref. 25650], Mecklenburg et al. 2002:148 [ref. 25968], Love et al. 2005:28 [ref. 37547], Maslenikov et al. 2013:2 [ref. 37947], Parin et al. 2014:109 [ref. 33547], Burton & Lea 2019:38 [ref. 37205], Love et al. 2021:48 [ref. 39279], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Nansenia candida Cohen 1958. Microstomatidae. Distribution: North Pacific: Honshu (Japan) north to southern Bering Sea; Gulf of Alaska (U.S.A.) south to Pacific coast of Baja California (Mexico). Habitat: marine.

crassa, Nansenia Lavenberg [R. J.] 1965:282, Fig. 1 [Copeia 1965 (no. 3); ref. 9226] Outer Santa Barbara Passage, Santa Catalina basin, California, U.S.A., about 33°17'N, 118°40'W, depth to 550 meters. Holotype: LACM 4425. Paratypes: LACM 4426-27 (1, 1); USNM 198144 (1). •Valid as Nansenia crassa Lavenberg 1965 -- (Merella et al. 1997:213 [ref. 23098], Love et al. 2005:28 [ref. 37547], Poulsen 2015:525 [ref. 33965], Love et al. 2021:48 [ref. 39279], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Nansenia crassa Lavenberg 1965. Microstomatidae. Distribution: Eastern Pacific: southern California (U.S.A.) south to Pacific coast of Baja California Sur (Mexico). Habitat: marine.

danae, Xenophthalmichthys Regan [C. T.] 1925:59 [Annals and Magazine of Natural History (Series 9) v. 15 (no. 85) (art. 4); ref. 3676] Near St. Lucia, Caribbean Sea, 14°00'N, 61°40'W, depth 1250 meters. Holotype (unique): ZMUC P19548. Type catalog: Nielsen 1974:12 [ref. 9588]. •Valid as Xenophthalmichthys danae Regan 1925 -- (Cohen 1990:238 [ref. 14206], McEachran & Fechhelm 1998:376 [ref. 23897], Paxton & Cohen 1999:1885 [ref. 24738], Carter & Hartel 2003:868 [ref. 27000], Menezes in Menezes et al. 2003:43 [ref. 27192], Mundy 2005:158 [ref. 28379], Hartel & Orrell 2016:1755 [ref. 34565], Sutton et al. 2020:34 [ref. 37832], Mincarone et al. 2021:[5] [ref. 38255], Eduardo et al. 2022:5 [ref. 39574], Fermon et al. 2022:165 [ref. 39448], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Xenophthalmichthys danae Regan 1925. Microstomatidae. Distribution: Tropical Atlantic; probably circumtropical. Habitat: marine.

groenlandicus, Microstomus Reinhardt [J. C. H.] 1840:9 [Oversigt over det Kongelige Danske Videnskabernes Selskabs Forhandlinger og dets Medlemmers Arbeider (Kjøbenhavn) v. 7 (1839); ref. 18617] Greenland. Holotype (unique): ZMUC 109. Type catalog: Nielsen 1974:12 [ref. 9588]. Published two more times in 1840-41. •Valid as Nansenia groenlandica (Reinhardt 1840) -- (Cohen 1973:153 [ref. 6589], Cohen in Whitehead et al. 1984:391 [ref. 13675], Scott & Scott 1988:157 [ref. 25518], Pequeño 1989:29 [ref. 14125], McAllister 1990:70 [ref. 14674], Amaoka in Okamura et al. 1995:69 [ref. 22531], McEachran & Fechhelm 1998:375 [ref. 23897], Moore et al. 2003:176 [ref. 27076], Møller et al. 2010:23 [ref. 31169], Mecklenburg et al. 2011:117 [ref. 31212], Parin et al. 2014:110 [ref. 33547], Poulsen 2015:525 [ref. 33965], Hartel & Orrell 2016:1755 [ref. 34565], Mecklenburg et al. 2018:69 [ref. 36370], Carneiro et al. 2019:83 [ref. 37250], Sutton et al. 2020:34 [ref. 37832], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Nansenia groenlandica (Reinhardt 1840). Microstomatidae. Distribution: Circumglobal in cold and temperate seas. Habitat: marine.

iberica, Nansenia Matallanas [J.] 1985:400, Fig. 1 [Miscellània Zoològica v. 9; ref. 8076] Blanes, northeastern Spain, depth 500-600 meters. Holotype: UAB 1983-12-20. Paratypes: UAB 1985-6-14 (1). Also appeared in Matallanas 1986:193, Figs. 1-2 [ref. 8077]. •Valid as Nansenia iberica Matallanas 1985 -- (Merella et al. 1997:211 [ref. 23098], Poulsen 2015:519, 525 [ref. 33965], Carneiro et al. 2019:83 [ref. 37250], Kovačić et al. 2021:51 [ref. 39014]). Current status: Valid as Nansenia iberica Matallanas 1985. Microstomatidae. Distribution: Western Mediterranean Sea; eastern Atlantic. Habitat: marine.

indica, Nansenia Kobyliansky [S. G.] 1992:4 [35], Fig. 3 [Voprosy Ikhtiologii v. 32 (no. 2); ref. 20775] Western Indian Ocean, 25°25'S, 33°48'E, depth 420-430 to 0 meters. Holotype: ZMMU P-18386. Type catalog: Vasil'eva et al. 2001:37 [ref. 25714]. On p. 35 of English translation. •Valid as Nansenia indica Kobyliansky 1992 -- (Poulsen 2015:525 [ref. 33965]). Current status: Valid as Nansenia indica Kobyliansky 1992. Microstomatidae. Distribution: Western Indian Ocean. Habitat: marine.

longicauda, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:10, Fig. 10 [Contributions in Science (Los Angeles) No. 352; ref. 17434] North Pacific, 30°37'N, 147°24'W, 1800 meters of wire out. Holotype: SIO 76-9. Paratypes: ISH 60-1966 (1); USNM 207530 (1), 215703 (1). Type catalog: Krefft 1987:75 [ref. 20751]. •Valid as Nansenia longicauda Kawaguchi & Butler 1984 -- (Merella et al. 1997:213 [ref. 23098], Carter & Hartel 2003:868 [ref. 27000], Moore et al. 2003:177 [ref. 27076], Mundy 2005:157 [ref. 28379], Poulsen 2015:525 [ref. 33965], Hartel & Orrell 2016:1755 [ref. 34565], Carneiro et al. 2019:83 [ref. 37250], Sutton et al. 2020:36 [ref. 37832], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Nansenia longicauda Kawaguchi & Butler 1984. Microstomatidae. Distribution: North Atlantic; northwestern Pacific and central Pacific. Habitat: marine.

macrolepis, Bathymacrops Gilchrist [J. D. F.] 1922:53, Pl. 9 (fig. 2) [Report Fisheries and Marine Biological Survey, Union of South Africa Rep. 2 (art. 3); ref. 1648] KwaZulu-Natal coast, South Africa, 29°54'S, 31°35'E, southwestern Indian Ocean, Pickle station 117, depth 250 fathoms. Holotype (unique): SAIAB [formerly RUSI] 3681. •Valid as Nansenia macrolepis (Gilchrist 1922) -- (Cohen 1986:215 [ref. 5646]). Current status: Valid as Nansenia macrolepis (Gilchrist 1922). Microstomatidae. Distribution: Western Indian Ocean. Habitat: marine.

mediterranea, Microstoma Cuvier [G.] 1837:no page number, Pl. 59 [The animal kingdom arranged in conformity with its organization Vol. 2. Reptiles-fishes.; ref. 26487] Still researching, apparently in Anim. Kingdom, v. 2, Edition 3. •In the synonymy of Microstoma microstoma (Risso 1810) -- (Cohen 1973:153 [ref. 6589], Cohen 1990:237 [ref. 14206]). Current status: Synonym of Microstoma microstoma (Risso 1810). Microstomatidae. Habitat: marine.

megalopa, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:9, Fig. 9 [Contributions in Science (Los Angeles) No. 352; ref. 17434] Southeastern Atlantic, 8°11'S, 14°12'W, Walther Herwig station 463-III/71, depth 0-640 meters. Holotype: ISH 2013-1971a. Paratypes: ISH 1730-1971 (1), 2013-1971b (1), 2491-1971 (1); UF 29912 [ex TABL 100588] (1). Type catalog: Krefft 1987:75 [ref. 20751]. •Valid as Nansenia megalopa Kawaguchi & Butler 1984 -- (Merella et al. 1997:213 [ref. 23098], Carter & Hartel 2003:868 [ref. 27000], Poulsen 2015:525 [ref. 33965], Hartel & Orrell 2016:1755 [ref. 34565], Sutton et al. 2020:36 [ref. 37832], Fermon et al. 2022:164 [ref. 39448] possible). Current status: Valid as Nansenia megalopa Kawaguchi & Butler 1984. Microstomatidae. Distribution: Eastern Atlantic: Senegal south to Angola. Habitat: marine.

microstoma, Gasteropelecus Risso [A.] 1810:356 [Ichthyologie de Nice; ref. 3755] Nice, France, northwestern Mediterranean Sea. Lectotype: MNHN 0000-3668 (poor condition). Type catalog: Bertin 1940:308 [ref. 293]. Serpe not Latinized, original genus as above. Lectotype selected by Cohen 1958:134 [ref. 13649]. •Valid as Microstoma microstoma (Risso 1810) -- (Cohen in Whitehead et al. 1984:390 [ref. 13675], Paxton et al. 1989:167 [ref. 12442], Cohen 1973:153 [ref. 6589], Cohen 1986:215 [ref. 5646], Paulin et al. 1989:83 [ref. 24556], Cohen 1990:236 [ref. 14206], Santos et al. 1997:26 [ref. 23531], Arruda 1997:40 [ref. 24952], McEachran & Fechhelm 1998:374 [ref. 23897], Porteiro et al. 1999:27 [ref. 24203], Bilecenoğlu et al. 2002:40 [ref. 26753], Carter & Hartel 2003:868 [ref. 27000], Menezes in Menezes et al. 2003:43 [ref. 27192], Mundy 2005:156 [ref. 28379], Paxton et al. 2006:378 [ref. 28994], Fricke et al. 2007:55 [ref. 29533], Gon & Stewart 2014:56 [ref. 33569], Hartel & Orrell 2016:1755 [ref. 34565], Carneiro et al. 2019:83 [ref. 37250], Reiner 2019:82 [ref. 38139], Sutton et al. 2020:34 [ref. 37832], Kovačić et al. 2021:51 [ref. 39014], Fermon et al. 2022:164 [ref. 39448], Love et al. 2021:48 [ref. 39279], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Microstoma microstoma (Risso 1810). Microstomatidae. Distribution: Circumglobal in warm seas (including Mediterranean Sea). Temperate and tropical Atlantic endemic [ref. 34565]. Habitat: marine.

oblitum, Microstoma argenteum Facciolà [L.] 1887:196 [Naturalista Siciliano [Il Naturalista Siciliano, Giornale di scienze naturali] v. 6; ref. 17479] Sicily, Italy, Mediterranean Sea. No types known. •Valid as Nansenia oblita (Facciolà 1887) -- (Cohen 1973:154 [ref. 6589], Cohen in Whitehead et al. 1984:391 [ref. 13675], Scott & Scott 1988:158 [ref. 25518], McAllister 1990:70 [ref. 14674], Cohen 1990:237 [ref. 14206], Merella et al. 1997:213 [ref. 23098], Bilecenoğlu et al. 2002:40 [ref. 26753], Fricke et al. 2007:55 [ref. 29533], Lipej & Dulčić 2010:21 [ref. 36649], Møller et al. 2010:23 [ref. 31169], Poulsen 2015:529 [ref. 33965] and as cf. oblita on p. 519, Hartel & Orrell 2016:1755 [ref. 34565], Carneiro et al. 2019:83 [ref. 37250], Kovačić et al. 2020:46 [ref. 37519], Sutton et al. 2020:35 [ref. 37832], Kovačić et al. 2021:52 [ref. 39014]). Current status: Valid as Nansenia oblita (Facciolà 1887). Microstomatidae. Distribution: North Atlantic: Greenland; Mediterranean Sea; eastern Atlantic: southern Ireland south to Western Sahara, including Madeira. Habitat: marine.

obscura, Nansenia Kobyliansky [S. G.] & Usachev [S. G.] in Kobyliansky 1992:3 [30], Fig. 1 [Voprosy Ikhtiologii v. 32 (no. 2); ref. 20775] Western Indian Ocean, 13°12'N, 46°21'E, depth 450-0 meters. Holotype: ZMMU P-18385. Paratypes: ZMMU P-18380-84 (1, 4, 1, 2, 1). Type catalog: Vasil'eva et al. 2001:37 [ref. 25714]. On p. 30 of English translation. •Valid as Nansenia obscura Kobyliansky & Usachev 1992 -- (Manilo & Bogorodsky 2003:S97 [ref. 27377], Poulsen 2015:525 [ref. 33965]). Current status: Valid as Nansenia obscura Kobyliansky & Usachev 1992. Microstomatidae. Distribution: Western Indian Ocean. Habitat: marine.

pelagica, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:15, Fig. 15 [Contributions in Science (Los Angeles) No. 352; ref. 17434] Northwestern Atlantic, 2°27'N, 34°52'W, depth 0-350 meters. Holotype: ISH 649-1974. Paratypes: ISH 442-1966 (1), 571-1966 (1), 619-1966 (1), 1865-1966 (1), 2066-1971 (2); USNM 207532 (1). Type catalog: Krefft 1987:75 [ref. 20751]. •Valid as Nansenia pelagica Kawaguchi & Butler 1984 -- (Merella et al. 1997:213 [ref. 23098], Paxton & Cohen 1999:1885 [ref. 24738], Carter & Hartel 2003:868 [ref. 27000], Menezes in Menezes et al. 2003:43 [ref. 27192], Moore et al. 2003:177 [ref. 27076], Mundy 2005:157 [ref. 28379], Fricke et al. 2011:356 [ref. 31242], Poulsen 2015:529 [ref. 33965] and as cf. pelagica on p. 519, Gon & Stewart 2015:333 [ref. 34242] as ? pelagica, Hartel & Orrell 2016:1755 [ref. 34565], Carneiro et al. 2019:83 [ref. 37250] as cf. pelagica, Sutton et al. 2020:35 [ref. 37832], Fermon et al. 2022:165 [ref. 39448] possible, Love et al. 2021:48 [ref. 39279]). Current status: Valid as Nansenia pelagica Kawaguchi & Butler 1984. Microstomatidae. Distribution: Atlantic; Pacific; possibly circumtropical. Habitat: marine.

rissoanum, Microstoma Sarato [C.] 1887:[1] [Moniteur des Étrangers à Nice No. 265; ref. 18654] No types known. On p. 3 of reprint. •Synonym of Nansenia oblita (Facciolà 1887) -- (Cohen 1973:154 [ref. 6589], Cohen 1990:237 [ref. 14206]). Current status: Synonym of Nansenia oblita (Facciolà 1887). Microstomatidae. Habitat: marine.

robusta, Nansenia Abe [T.] 1976:27, Figs. 1-6 [Bulletin of the Biogeographical Society of Japan v. 31 (no. 4); ref. 7367] South China Sea, 20°25.7'-25.2'N, 116°10.5'-7.3'E, depth 720-695 meters. Holotype (unique): ZUMT 53953. Type catalog: Aizawa et al. 2022:222 [ref. 39655]. •Valid as Nansenia robusta Abe 1976 -- (Aizawa et al. 2022:222 [ref. 39655]). •Synonym of Nansenia ardesiaca Jordan & Thompson 1914 -- (Kawaguchi & Butler 1984:13 [ref. 17434]). Current status: Synonym of Nansenia ardesiaca Jordan & Thompson 1914. Microstomatidae. Habitat: marine.

rotundata, Microstoma Risso [A.] 1827:474, Pl. 14 (fig. 36) [Histoire naturelle des principales productions de l'Europe méridionale v. 3; ref. 3757] Nice, France, northwestern Mediterranean Sea. No types known. •Synonym of Microstoma microstoma (Risso 1810) -- (Cohen 1973:153 [ref. 6589], Cohen 1990:236 [ref. 14206]). Current status: Synonym of Microstoma microstoma (Risso 1810). Microstomatidae. Habitat: marine.

sanrikuensis, Nansenia Kanayama [K.] & Amaoka [K.] in Amaoka et al. 1983:77, Pl. 31; Figs. 14-15 [Fishes from the north-eastern Sea of Japan and the Okhotsk Sea off Hokkaido; ref. 8379] Off Iwate Prefecture, Sea of Japan, 40°17.9'N, 142°29.3'E, depth 982-1000 meters. Holotype: HUMZ 78238. Paratypes: HUMZ 72493 (1). •Valid as Nansenia sanrikuensis Kanayama & Amaoka 1983 -- (Amaoka in Masuda et al. 1984:41 [ref. 6441], Nakabo 2000:285 [ref. 25086], Nakabo 2002:285 [ref. 26001]). •Synonym of Nansenia candida Cohen 1958 -- (Mecklenburg et al. 2002:148 [ref. 25968], Parin et al. 2014:109 [ref. 33547]). Current status: Synonym of Nansenia candida Cohen 1958. Microstomatidae. Habitat: marine.

schmitti, Microstoma Fowler [H. W.] 1934:256, Fig. 18 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933); ref. 1416] Eastern coast of Luzon Island, Philippines, Albatross station D.5445, depth 383 fathoms. Holotype: USNM 92327. Paratypes: USNM 93354 (8), 93355 (1). •Synonym of Nansenia schmitti (Fowler 1934) -- (Gon & Stewart 2014:55 [ref. 33569]). Current status: Valid as Nansenia schmitti (Fowler 1934). Microstomatidae. Distribution: Philippines. Habitat: marine.

stilbia, Prososcopa Rass [T. S.] 1961:1860, Figs. 1-2 [Zoologicheskii Zhurnal v. 40 (no. 12); ref. 13630] 10°18'S, 110°23.2'E, northeastern Indian Ocean, depth 0-1000 meters. Holotype (unique): ZIN 36730. •Synonym of Xenophthalmichthys danae Regan 1925 -- (Rass 1962 [ref. 13631], Cohen 1990:238 [ref. 14206]). Current status: Synonym of Xenophthalmichthys danae Regan 1925. Microstomatidae. Habitat: marine.

tenera, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:11, Fig. 12 [Contributions in Science (Los Angeles) No. 352; ref. 17434] Cape Province, South Africa, Dana station 3975-I, 35°42'S, 18°37'E, depth 3000 meters wire out. Holotype: ZMC P19621-23. Paratypes: ISH 829-1971 (1), 1009-1973 (1); ZMC P19621-23 (2), uncat. (1). Type catalog: Krefft 1987:75 [ref. 20751]. •Valid as Nansenia tenera Kawaguchi & Butler 1984 -- (Heemstra in Smith & Heemstra 1995:viii [ref. 21953], Merella et al. 1997:213 [ref. 23098], Poulsen 2015:519, 525 [ref. 33965], Gon & Stewart 2015:333 [ref. 34242] as ? tenera, Carneiro et al. 2019:83 [ref. 37250], Sutton et al. 2020:36 [ref. 37832]). Current status: Valid as Nansenia tenera Kawaguchi & Butler 1984. Microstomatidae. Distribution: Southastern Atlantic: off Namibia and South Africa. Habitat: marine.

tenuicauda, Nansenia Kawaguchi [K.] & Butler [J. L.] 1984:14, Fig. 14 [Contributions in Science (Los Angeles) No. 352; ref. 17434] Southwestern Atlantic, Walther Herwig station 363-II/71, 40°18'S, 39°12'W, depth 0-328 meters. Holotype: ISH 658-1971. Paratypes: ISH 1010-1971 (2). Type catalog: Krefft 1987:76 [ref. 20751]. •Valid as Nansenia tenuicauda Kawaguchi & Butler 1984 -- (Merella et al. 1997:213 [ref. 23098], Poulsen 2015:525 [ref. 33965], Gon & Stewart 2015:333 [ref. 34242] as ? tenuicauda). Current status: Valid as Nansenia tenuicauda Kawaguchi & Butler 1984. Microstomatidae. Distribution: Southwestern Atlantic. Habitat: marine.