longipes, Aulostoma Vaillant [L. L.] 1888:340, Pl. 27 (fig. 4) [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Coast of Morocco, Talisman station 47, 29°01'59"N, 12°28'59"E, depth 1163 meters. Holotype (unique): MNHN 1887-0136 (poor condition). Type catalog: Bertin & Estève 1950:41 [ref. 19576]. Originally published as Aulostoma ? longipes. Parin et al. 2009:842 [ref. 30628] suggest other popuations differ from the North Atlantic one. •Valid as Dolichopteryx longipes (Vaillant 1888) -- (Cohen 1973:157 [ref. 6589], Cohen in Whitehead et al. 1984:396 [ref. 13675], Matarese et al. 1989:72 [ref. 26885], Pequeño 1989:29 [ref. 14125], Quéro 1990:241 [ref. 14213], McEachran & Fechhelm 1998:379 [ref. 23897], Paxton & Cohen 1999:1887 [ref. 24738], Paxton et al. in Randall & Lim 2000:590 [ref. 25122], Sheiko & Fedorov 2000:18 [ref. 25650] as cf. longipes, Kobyliansky & Fedorov 2001:127 [ref. 25190], Carter & Hartel 2003:873 [ref. 27000], Love et al. 2005:30 [ref. 37547], Mundy 2005:159 [ref. 28379], Parin 2005:139 [ref. 28180], Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:842 [ref. 30628], Prokofiev 2014:377 [ref. 33470] as cf. longipes, Mizusawa et al. 2014:238 [ref. 35458], Hartel & Orrell 2016:1760 [ref. 34565], Burton & Lea 2019:39 [ref. 37205], Carneiro et al. 2019:84 [ref. 37250], Sutton et al. 2020:39 [ref. 37832], Prokofiev 2020:707 [ref. 37861], Love et al. 2021:46 [ref. 39279], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Dolichopteryx longipes (Vaillant 1888). Opisthoproctidae. Distribution: Atlantic [possibly circumglobal in warm seas]. Habitat: marine.