gracilis, Bathynectes Günther [A.] 1878:21 [5] [Annals and Magazine of Natural History (Series 5) v. 2 (nos 7/8/9)(art. 2/22/28); ref. 2010] South of New Guinea, Challenger station 184, 12°08'S, 145°10'E, depth 1400 fathoms. Holotype (unique): BMNH 1887.12.7.52. On p. 5 of separate. See also Günther 1887:112, Pl. 16 (fig. B) [ref. 2013]. •Valid as Porogadus gracilis (Günther 1878) -- (Nielsen & Cohen in Nielsen et al. 1999:86 [ref. 24448], Fricke et al. 2014:33 [ref. 33932], Schwarzhans & Møller 2021:62 [ref. 38607]). Current status: Valid as Porogadus gracilis (Günther 1878). Ophidiidae: Neobythitinae. Distribution: Southern Indian Ocean and Western Pacific: East Africa, Tasman Sea, Coral Sea and Papua New Guinea. Habitat: marine.