longicephalus, Coelorhynchus Okamura [O.] in Okamura et al. 1982:177, Pl. 105 [Fishes of the Kyushu-Palau Ridge and Tosa Bay; ref. 8256] Kyushu-Palau Ridge, 27°54.2'N, 134°39.5'E, depth 700 meters. Holotype: BSKU 26144. Paratypes: BSKU 26100-104 (4), 26145-46 (2), 26222-23 (2), 29435 (1), 32223 (1), 29535-36 (2), 30438-39 (2), 30444 (1). [BSKU 26102 is C. gilberti Jordan & Hubbs [ref. 35271].] •Valid as Caelorinchus longicephalus Okamura 1982 -- (Nakabo 2000:435 [ref. 25086], Nakabo 2002:435 [ref. 26001]). •Valid as Coelorinchus longicephalus Okamura 1982 -- (Okamura in Masuda et al. 1984:98 [ref. 6441], Iwamoto in Cohen et al. 1990:169 [ref. 18936], McMillan & Iwamoto 2009:45 [ref. 30414]). •Synonym of Coelorinchus tokiensis (Steindachner & Döderlein 1887) -- (Nakayama et al. 2015:[1] [ref. 35271], Nakayama 2020:135 [ref. 37888]). Current status: Synonym of Coelorinchus tokiensis (Steindachner & Döderlein 1887). Macrouridae. Habitat: marine.