japonicus, Pristiophorus Günther [A.] 1870:433 [Catalogue of the fishes in the British Museum v. 8; ref. 1995] Japan. Syntypes: (4) BMNH 1862.11.1.37 (1), 1953.8.10.6 (1, poor condition), BMNH 1867.2.20.1-2 (2, stuffed). Based on literature citations and specimens. •Valid as Pristiophorus japonicus Günther 1870 -- (Compagno 1984:134 [ref. 6474], Nakaya & Shirai in Masuda et al. 1984:11 [ref. 6441], Cheng & Zhou 1997:40 [ref. 26385], Senou & Masuda 1998:5 [ref. 24388], Compagno 1999:475 [ref. 25589], Nakabo 2000:158 [ref. 25086], Compagno in Randall & Lim 2000:581 [ref. 25122], Wang et al. 2001:35 [ref. 26566], Nakabo 2002:158 [ref. 26001], Choi et al. 2003:63, 480 [ref. 26218], Shinohara et al. 2005:397 [ref. 28370], Yearsley et al. 2008:23 [ref. 29675], Ebert & Cailliet 2011:511 [ref. 31433], Yamashita et al. 2012:128 [ref. 32408], Ebert & Wilms 2013:97 [ref. 33035], Ebert et al. 2013:299 [ref. 33045], Weigmann et al. 2014:200 [ref. 33315], Shinohara et al. 2014:234 [ref. 33330] as Prsitiophorus, Koeda et al. 2016:5 [ref. 35333], Myoung et al. 2016:11 [ref. 36309], Weigmann 2016:71 [ref. 34211], Kim et al. 2020:43 [ref. 39118], Weigmann et al. 2020:3 [ref. 37396]). Current status: Valid as Pristiophorus japonicus Günther 1870. Pristiophoridae. Distribution: Northwestern Pacific: Taiwan north to Korea and Japan. Habitat: marine.