Čeleď: Arhynchobatidae Fowler, 1934
Rod: Bathyraja Ishiyama, 1958
rejnok dvoupásý
Ishiyama, R. 1952. Studies on the rays and skates belonging to the family Rajidae, found in Japan and adjacent regions. 4. A revision of three genera of Japanese rajids with descriptions of one new genus and four new species mostly occured in northern Japan. Journal of the Shimonoseki College of Fisheries v. 2 (no. 2): 1-34, Pls. 1-4.