venustum, Calliscyllium Tanaka [S.] 1912:171, Pl. 46 (figs. 178-183) [Figures and descriptions of the fishes of Japan v. 10; ref. 6035] Tokyo fish market, Japan. Holotype (unique): ZUMT 3398 (lost). Type catalog: Aizawa et al. 2022:196 [ref. 39648]. •Valid as Triakis venustum (Tanaka 1912) -- (Chen et al. 1997:3 [ref. 26476]). •Valid as Proscyllium venustum (Tanaka 1912) -- (Nakaya in Okamura & Kitajima 1984:47, 298 [ref. 8057], Nakabo 2000:132 [ref. 25086], Shinohara et al. 2001:287 [ref. 25995], Nakabo 2002:132 [ref. 26001], Shinohara et al. 2005:393 [ref. 28370], Motomura et al. 2010:68 [ref. 31256], Weigmann 2016:29 [ref. 34211]). •Synonym of Proscyllium habereri Hilgendorf 1904 -- (Compagno 1984:377 [ref. 6846], Choi et al. 2003:471 [ref. 26218], Last & Vongpanich 2014:23 [ref. 28605]). Current status: Synonym of Proscyllium habereri Hilgendorf 1904. Proscylliidae. Habitat: marine.