Sphenodus
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Order Hexanchiformes Buen, 1926 |
Suborder Hexanchoidei Garman, 1913 |
Family Orthacodontidae Beaumont, 1960 |
Sphenodus Agassiz, 1843 |
40 mm H
Sphenodus lundgreni
Paleocene, Berdieka, Volgograd Region, Russia
11 mm H
Sphoenodus sp.
Oxfodian, Holderbank, Switzerland
14 mm H
15 mm H
Sphenodus schurowskii
Volgian stage, middle substage, Voskresensk, Moscow Region, Russia
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J-elasmo