asper, Coryphaenoides Günther [A.] 1877:440 [Annals and Magazine of Natural History (Series 4) v. 20 (no. 119) (art. 56); ref. 2009] South of Japan, Challenger station 237, depth 1875 fathoms [3429 meters]. Holotype (unique): BMNH 1887.12.7.88. Original gives locality as "South of the Philippines and Japan," but evidently only one specimen was involved (see Günther 1887:137, Pl. 36 (fig. A), one specimen from south of Japan). If needed, a lectotype was selected by Nakayama 2020:156 [ref. 37888]. •Valid as Coryphaenoides asper Günther 1877 -- (Okamura in Masuda et al. 1984:96 [ref. 6441], Iwamoto in Cohen et al. 1990:201 [ref. 18936], Nakabo 2000:428 [ref. 25086], Nakabo 2002:428 [ref. 26001], Iwamoto et al. 2009:45 [ref. 30612], Iwamoto et al. 2015:69 [ref. 35408] as cf. asper, Lins Oliveira et al. 2015:87 [ref. 37485] as cf. asper, Nakayama & Endo 2016:[2] [ref. 34404], Nakayama 2020:154 [ref. 37888]). Current status: Valid as Coryphaenoides asper Günther 1877. Macrouridae. Distribution: Western North Pacific: off Boso Peninsula, Japan. Habitat: marine.