Careproctus longifilis Garman, 1892. Threadfin Snailfish. To 16.2 cm (6.4 in) SL (Stein 1978). Oregon to Panama (Stein 1978). Depth: 1,900–3,675 m (6,233–12,054 ft) (min.: Stein 1978; max.: Jacobsen Stout et al. 2016).