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Author: (E. Geoffroy Saint-Hilaire, 1817)

Rhinoptera marginata (E. Geoffroy Saint-Hilaire, 1817)

Diagnosis: front of head distinctly concave. Teeth in 9 rows in upper jaw and 7 in lower; middle row not more than 3 times as broad as long, row on either side half as broad as long, outer rows pentagonal. Pectoral fins slightly falcate, outer angle blunt; pelvic fins longer than wide. Upper surfaces without thorns or thornlets. Colour: upper surfaces greenishbrown to bronze; underside whitish. Size: to 2 m disc width.

Habitat, etc.: see family.

Distribution: Atlantic coasts from Morocco northward to southern Spain; also, Mediterranean (but not Black Sea).

Lusitanian cownose ray (Rhinoptera marginata)