notoroensis, Bathyraja Ishiyama [R.] & Ishihara [H.] 1977:78, Figs. 12a-b [Japanese Journal of Ichthyology v. 24 (no. 2); ref. 5401] Off Notoro Peninsula, 44°00'N, 144°30'E, depth 600 meters. Holotype: MTUF 21817. Paratypes: FAKU 49459 (1); HUMZ 34830 (1), 34833 (1), 34870 (1); MTUF 21818-19 (1, 1). •Questionably a synonym of Bathyraja matsubarai (Ishiyama 1952) -- (Sheiko & Fedorov 2000:15 [ref. 25650]). •Synonym of Bathyraja matsubarai (Ishiyama 1952) -- (Weigmann 2016:94 [ref. 34211]). •Valid as Bathyraja notoroensis Ishiyama & Ishihara 1977 -- (Nakaya in Amaoka et al. 1983:57, 169, 223, 311 [ref. 8379], Nakaya in Masuda et al. 1984:14 [ref. 6441], Stehmann 1986:263 [ref. 6151], McEachran & Dunn 1998:286 [ref. 23312], Compagno 1999:488 [ref. 25589], Stehmann 2005:S35 [ref. 28647], Stehmann 2005:S53 [ref. 28648], Dyldin 2015:65 [ref. 34524], Last et al. 2016:26 [ref. 34941], Last et al. 2016:405 [ref. 35005], Dyldin & Orlov 2018:171 [ref. 35920]). Current status: Valid as Bathyraja notoroensis Ishiyama & Ishihara 1977. Arhynchobatidae. Distribution: Northwestern Pacific: Japan. Habitat: marine.