Heliobatis radians Eocene Green River Formation, Wyoming Very large for its species, this freshwater stingray exhibits fine preservation, including visible claspers near the base of the tail - structures used by males of the species to fix onto the female during reproduction. Beautifully intricate rays are seen in the disc of this superbly well preserved specimen from the F2 Horizon of the famous Green River Formation. Preserved in its original matrix, this is one of the largest fossil stingrays ever to be offered at public auction. Measures 27 1/2 x 19 1/4in, Ray 24 1/2in long x 12 3/8in wide
Heliobatis radians Eocene Green River Formation, Wyoming Very large for its species, this freshwater stingray exhibits fine preservation, including visible claspers near the base of the tail - structures used by males of the species to fix onto the female during reproduction. Beautifully intricate rays are seen in the disc of this superbly well preserved specimen from the F2 Horizon of the famous Green River Formation. Preserved in its original matrix, this is one of the largest fossil stingrays ever to be offered at public auction. Measures 27 1/2 x 19 1/4in, Ray 24 1/2in long x 12 3/8in wide
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