Synaphobranchus brevidorsalis Günther 1887 .

Shortdorsal Cutthroat Eel. 1 m (39.4 in) TL (Roberts et al. 2015). Circumglobal (Sulak and Shcerbachev 1997); western Pacific Ocean north to Pacific coast of Japan (Sulak and Shcerbachev 1997); Paul Revere Ridge, west of Vancouver Island (50°13’N, 129°46’W) (Hanke et al. 2014). Depth: surface to 2,960 m (9,709 ft) (min.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California; max.: Sulak and Shcerbachev 1997).