Species that contain: Xenodermichthys and copei [ 3 ] records

copei, Aleposomus Gill [T. N.] 1884:433 [American Naturalist v. 18 (no. 4); ref. 1728] Gulf Stream off South Atlantic states, 37°l2'20"N, 69°39'W, Albatross station 2099, depth 2949 fathoms. Holotype (unique): USNM 33551. Description very brief, but body scaleless is sufficient for that time period; more complete descrition in Goode and Bean 1896:47 [ref. 1848]. •Synonym of Xenodermichthys socialis Vaillant 1888 -- (Krefft 1973:93 [ref. 7166]). •Valid as Xenodermichthys copei (Gill 1884) -- (Markle & Quéro in Whitehead et al. 1984:252 [ref. 13675], Markle 1986:223 [ref. 5687], Scott & Scott 1988:188 [ref. 25518], Paulin et al. 1989:85 [ref. 24556], Paxton et al. 1989:211 [ref. 12442], Shcherbachev et al. 1989:165 [ref. 36134], McAllister 1990:73 [ref. 14674], Markle & Sazonov 1990:264 [ref. 14215], Nakamura & Okamura in Okamura et al. 1995:80 [ref. 22531], Santos et al. 1997:28 [ref. 23531], Arruda 1997:28 [ref. 24952], McEachran & Fechhelm 1998:402 [ref. 23897], Fricke 1999:86 [ref. 24106], Sazonov & Markle 1999:1893 [ref. 24739], Pakhorukov 2001:377 [ref. 25409], Hutchins 2001:19 [ref. 25847], Sazonov & Williams 2001:S27 [ref. 26712], Carter & Hartel 2003:878 [ref. 27000], Menezes in Menezes et al. 2003:44 [ref. 27192], Moore et al. 2003:180 [ref. 27076], Hoese et al. 2006:392 [ref. 29035], Williams & Sazonov 2008:207 [ref. 30623], Møller et al. 2010:25 [ref. 31169], Fricke et al. 2011:356 [ref. 31242], Williams & Stewart 2015:376 [ref. 34243], Afonso et al. 2016:17, 293 [ref. 36199], Bañón et al. 2016:306 [ref. 34397], Hartel & Orrell 2016:1770 [ref. 34565], Fricke et al. 2018:64 [ref. 35805], Carneiro et al. 2019:79 [ref. 37250], Quéro et al. 2019:22 [ref. 36877], Sutton et al. 2020:42 [ref. 37832], Bañón & Maño 2021:52 [ref. 38883], Fermon et al. 2022:132 [ref. 39448], Heemstra 2022:204 [ref. 39695], Page et al. 2023:62 [ref. 40505]). Current status: Valid as Xenodermichthys copei (Gill 1884). Alepocephalidae. Distribution: Circumglobal in tropical and temperate waters, but not in eastern Pacific. Habitat: marine.

cyaneus, Aleposomus Zugmayer [E.] 1914:1 [Bulletin de l'Institut Océanographique (Monaco) No. 288; ref. 4848] Off northern Portugal, station 3312, depth 0-3500 meters. Holotype (unique): MOM 0091-1324. Type catalog: Belloc 1949:5 [ref. 21544]. •Synonym of Xenodermichthys socialis Vaillant 1888 -- (Krefft 1973:93 [ref. 7166]). •Synonym of Xenodermichthys copei (Gill 1884) -- (Markle & Sazonov 1990:264 [ref. 14215], Porteiro et al. 1999:27 [ref. 24203]). Current status: Synonym of Xenodermichthys copei (Gill 1884). Alepocephalidae. Habitat: marine.

socialis, Xenodermichthys Vaillant [L. L.] 1888:162, Pl. 13 (figs. 1, 1a-h) [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Coasts of Morocco; Soudan; Banc d'Arguin, northwestern Africa; depth 1717-1350 meters. Syntypes: BMNH 1890.6.16.51-52 [ex MNHN] (2); MCZ 27603 (2); MNHN 1885-0170 to 0181 (12, 1 ea. lot), 1885-0205 to 0218 (14, 1 ea. lot); NRM 14071 (2); ZMUO J647 (1). Type catalog: Bertin 1940:275 [ref. 293], Pethon 1969:4 [ref. 19268]. •Valid as Xenodermichthys socialis Vaillant 1888 -- (Krefft 1973:93 [ref. 7166], Shimizu in Uyeno et al. 1983:127 [ref. 14275]). •Synonym of Xenodermichthys copei (Gill 1884) -- (Markle 1986:223 [ref. 5687], Scott & Scott 1988:188 [ref. 25518], Markle & Sazonov 1990:264 [ref. 14215]). Current status: Synonym of Xenodermichthys copei (Gill 1884). Alepocephalidae. Habitat: marine.