opisthopterus, Melamphaes Parr [A. E.] 1933:18, Fig. 7 [Bulletin of the Bingham Oceanographic Collection Yale University v. 3 (art. 6); ref. 3373] Off Cat Island, Bahamas, western Atlantic, 24°29'N, 75°53'W, 7000 feet wire out. Holotype: YPM 2816. Paratypes: BMNH 1937.6.1.1-3 (3); YPM 2814-15 (3, 1), 2817-24 (5, 1, 3, 1, 5, 2, 2, 35). Type catalog: Moore & Boardman 1991:16 [ref. 16741]. •Valid as Scopeloberyx opisthopterus (Parr 1933) -- (Maul 1973:346 [ref. 7171], Fujii in Masuda et al. 1984:111 [ref. 6441], Maul in Whitehead et al. 1986:763 [ref. 13676], Ebeling 1986:430 [ref. 5651], Scott & Scott 1988:321 [ref. 25518], Pequeño 1989:52 [ref. 14125], McAllister 1990:131 [ref. 14674], Maul 1990:617 [ref. 17237], Kotlyar 1996:276 [ref. 23292], Santos et al. 1997:70 [ref. 23531], Arruda 1997:77 [ref. 24952], McEachran & Fechhelm 1998:976 [ref. 23897], Porteiro et al. 1999:41 [ref. 24203], Moore & Paxton 1999:2202 [ref. 24787], Nakabo 2000:479 [ref. 25086], Paxton & Moore in Randall & Lim 2000:600 [ref. 25122], Nakabo 2002:479 [ref. 26001], Moore 2003:1163 [ref. 27002], Moore et al. 2003:218 [ref. 27076], Kotlyar 2004:6 [ref. 27590], Kotlyar 2004:581 [ref. 27867], Kotlyar 2005:21 [ref. 28178], Mundy 2005:299 [ref. 28379], Fricke et al. 2011:371 [ref. 31242], Moore 2016:2165 [ref. 34570], Carneiro et al. 2019:152 [ref. 37250], Sutton et al. 2020:245 [ref. 37832], Afonso et al. 2021:476 [ref. 38384], Love et al. 2021:98 [ref. 39279], Eduardo et al. 2022:9 [ref. 39574], Fermon et al. 2022:202 [ref. 39448] possible). Current status: Valid as Scopeloberyx opisthopterus (Parr 1933). Melamphaidae. Distribution: Circumglobal in tropical through temperate seas. Habitat: marine.