Scopeloberyx opisthopterus (Parr, 1933) .

6.9 cm (2.7 in) SL (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California). Circumglobal (Kotlyar 2005); western Pacific Ocean north to Japan (Kotlyar 2005); southern California (32°51’N, 121°14.9’W) (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California) to Peru (Kotlyar 2005) . Bathypelagic; depth: at least 180–3,000 m (590–9,840 ft) (min.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California; max.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California); 0–6,120 m (20,074 ft) based on fish taken by non-closing trawls (Kotlyar 2005).