Species that contain: Benthodesmus and elongatus [ 4 ] records

atlanticus, Benthodesmus Goode [G. B.] & Bean [T. H.] 1896:205, Pl. 58 (fig. 215) [Special Bulletin U. S. National Museum No. 2; ref. 1848] Western edge of Grand Bank, Newfoundland, Canada, depth 80 fathoms (stomach content). Holotype: USNM 29116. Paratypes: USNM 53059 (1). •Synonym of Benthodesmus elongatus (Clarke 1879), subspecies simonyi (Steindachner 1891) -- (Parin & Bekker 1973:463 [ref. 7206]). •Synonym of Benthodesmus simonyi (Steindachner 1891) -- (Nakamura & Parin 1993:80 [ref. 21769], Parin & Nakamura 2003:1831 [ref. 27115], Parin & Nakamura in Carpenter & De Angelis 2016:2891 [ref. 34618]). Current status: Synonym of Benthodesmus simonyi (Steindachner 1891). Trichiuridae: Aphanopodinae. Habitat: marine.

elongatus, Lepidopus Clarke [F. E.] 1879:294, Pl. 14 [Transactions and Proceedings of the New Zealand Institute v. 11 (art. 25) (for 1878); ref. 18006] Hokitika Beach, South Island, New Zealand. Holotype: NMNZ (missing). •Valid as Benthodesmus elongatus (Clarke 1879) -- (Parin & Bekker 1973:463 [ref. 7206], Nakamura in Okamura et al. 1982:267, 390 [ref. 8256], Eschmeyer & Herald 1983:266 [ref. 9277], Parin in Whitehead et al. 1986:978 [ref. 13676], Nakamura 1986:830 [ref. 5696], Nakamura in Nakamura et al. 1986:280 [ref. 14235], Scott & Scott 1988:447 [ref. 25518], Pequeño 1989:67 [ref. 14125], Paulin et al. 1989:229 [ref. 24556], McAllister 1990:178 [ref. 14674], Nakamura & Parin 1993:74 [ref. 21769], Gomon et al. 1994:817 [ref. 22532], Nakamura in Fischer et al. 1995:1642 [ref. 22830], Nakabo 2000:1342 [ref. 25182], Nakabo 2002:1342 [ref. 26193], Menezes in Menezes et al. 2003:102 [ref. 27192], Bray et al. 2006:1763 [ref. 29091], Gomon 2008:780 [ref. 30616], Fricke et al. 2009:111 [ref. 30213], Duffy & Ahyong 2015:118 [ref. 36167], Stewart 2015:1619 [ref. 34196], Nión et al. 2016:53 [ref. 35565], Fricke et al. 2018:361 [ref. 35805], Carneiro et al. 2019:164 [ref. 37250], Holleman 2022:262 [ref. 40163], Carvalho-Filho 2023:247 [ref. 40480]). Current status: Valid as Benthodesmus elongatus (Clarke 1879). Trichiuridae: Aphanopodinae. Distribution: Circumglobal in the Southern Hemisphere. Habitat: marine.

pacificus, Benthodesmus elongatus Parin [N. V.] & Becker [V. E.] 1970:362 [Proceedings of the Biological Society of Washington v. 83 (no. 33); ref. 7772] Northwestern Pacific, off northern Honshu, Japan, 38°35'N, 142°53'E, surface. Holotype: ZIN 39127. Paratypes: (4). •Synonym of Benthodesmus elongatus (Clarke 1879), but a valid subspecies as described -- (Nakamura in Okamura et al. 1982:267, 390 [ref. 8256], Nakamura in Masuda et al. 1984:227 [ref. 6441], Parin in Whitehead et al. 1986:978 [ref. 13676], McAllister 1990:178 [ref. 14674]). •Valid as Benthodesmus pacificus Parin & Becker 1970 -- (Parin & Becker 1973:463 [ref. 7206], Nakamura & Parin 1993:78 [ref. 21769], Nelson et al. 2004:175 [ref. 27807], Love et al. 2005:166 [ref. 37547], Mundy 2005:502 [ref. 28379], Page et al. 2013:181 [ref. 32708], Pietsch & Orr 2015:67 [ref. 34694], Burton & Lea 2019:92 [ref. 37205], Love et al. 2021:210 [ref. 39279]). Current status: Valid as Benthodesmus pacificus Parin & Becker 1970. Trichiuridae: Aphanopodinae. Distribution: North Pacific: Kyushu-Palau Ridge and Ryukyu Islands (Japan); British Columbia (Canada) south to central California (U.S.A.). Habitat: marine.

simonyi, Aphanopus Steindachner [F.] 1891:173 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 28 (18); ref. 12571] St. Cruz de Tenerife, Canary Islands. Holotype (unique): NMW. Species described in more detail in Steindachner 1891:356 [ref. 4236]. •Synonym of Benthodesmus elongatus (Clarke 1879), but a valid subspecies -- (Parin & Bekker 1973:463 [ref. 7206], Parin in Whitehead et al. 1986:978 [ref. 13676], Scott & Scott 1988:447 [ref. 25518], Matarese et al. 1989:553 [ref. 26885], McAllister 1990:178 [ref. 14674]). •Valid as Benthodesmus simonyi (Steindachner 1891) -- (Nakamura & Parin 1993:80 [ref. 21769], Santos et al. 1997:106 [ref. 23531], Uiblein et al. 1999:66 [ref. 24045], Smith-Vaniz et al. 1999:328 [ref. 25013], Moore et al. 2003:230 [ref. 27076], Parin & Nakamura 2003:1831 [ref. 27115], Roa-Varón et al. 2003:20 [ref. 27814], Nelson et al. 2004:175 [ref. 27807], Page et al. 2013:181 [ref. 32708], Bañón et al. 2016:324 [ref. 34397], Parin & Nakamura in Carpenter & De Angelis 2016:2891 [ref. 34618], Nión et al. 2016:53 [ref. 35565], Martins & Carneiro 2018:56 [ref. 36550], Carneiro et al. 2019:165 [ref. 37250], Bañón & Maño 2021:93 [ref. 38887]). Current status: Valid as Benthodesmus simonyi (Steindachner 1891). Trichiuridae: Aphanopodinae. Distribution: North Atlantic; ?Uruguay [ref. 35565]. Habitat: marine.