dolichorhynchus, Leptocephalus Lea [E.] 1913:28, Figs. 26-27; Pl. 5 (no. 2) [Scientific Results of the Michael Sars North Atlantic Deep-Sea Expedition 1910 v. 3 (pt 1, no. 7); ref. 14158] North Atlantic, 40°17'N, 50°39'W, station 67, depth 100 meters depth; 34°59'N, 33°01'W, station 53, depth 150 meters. Syntypes: (3) ZMUB 2508 (1?), 5100 (1?). Type catalog: Frøiland 1979:146 [ref. 21547]. •Adults not known, valid as Leptocephalus dolichorhynchus in Synaphobranchidae -- (Smith 1989:697 [ref. 13285]). •Valid as Synaphobranchus dolichorhynchus (Lea 1913) -- (Carneiro et al. 2019:59 [ref. 37250]). Current status: Valid as Synaphobranchus dolichorhynchus (Lea 1913). Synaphobranchidae: Synaphobranchinae. Distribution: North Atlantic. Habitat: marine.