Fishes of the Northeastern Atlantic and Mediterranean: On Raia batis L., R. nidrosiensis Collett and R. oxyrhynchus (L.) from Norwegian waters and their mutual relationship. Sarsia, 5: 1-67, fig. 1-11.

Literature

Authors(s)	Heintz, N.
Year	1962
Title	On Raia batis L., R. nidrosiensis Collett and R. oxyrhynchus (L.) from Norwegian waters and their mutual relationship. Sarsia, 5: 1-67, fig. 1-11.