eidolon, Psychichthys Jordan [D. S.] & Hubbs [C. L.] 1925:117, Pl. 5 (fig. 1) [Memoirs of the Carnegie Museum v. 10 (no. 2); ref. 2486] Off Mishima, Izu, Sagami Bay, Japan. Holotype (unique): FMNH 5951[ex CM 7779] [not CAS-SU 12902]. Type catalog: Henn 1928:51 [ref. 12305], Ibarra & Stewart 1987:71 [ref. 12367]. •Valid as Hydrolagus eidolon (Jordan & Hubbs 1925) -- (Shirai in Amaoka et al. 1983:63, 172 [ref. 8379], Nakaya in Masuda et al. 1984:17 [ref. 6441], Didier 1995:15 [ref. 22713], Nakabo 2000:114 [ref. 25086], Nakabo 2002:114 [ref. 26001]). •Probably a synonym of Hydrolagus purpurescens (Gilbert 1905) -- (Didier, pers. comm., 1998). Current status: Valid as Hydrolagus eidolon (Jordan & Hubbs 1925). Chimaeridae. Distribution: Western North Pacific: Japan. Habitat: marine.