Lower Cretaceous Period

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Amblydectes crassidens

 

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Amblydectes (blunt biter) crassidens

Pterosaur jaw displaying a strongly laterally compressed jaw with a dorsal keel and truncated tip.  The end of the jaw is triangular in section.  Cambridge Greensand, UK.

Seeley H G; 1870, The Ornithosauria: an elementary study of the bones of pterodactyls, Proceedings of the Cambridge Philosophical Society, 2(1870) p.186

Wellnhofer, P. & Khun, O. 1978, Handbuch der Paläoherpetologie. Teil 19. Pterosauria. Stuttgart: Verlag Gustav Fischer.

Hooley R. W., 1914, On the Ornithosaurian genus Ornithocheirus with a review of the specimens from the Cambridge Greensand in the Sedgwick Museum, Cambridge. Ann. and Mag. Nat. Hist. t.8 No.78. pp. 529-557.

Pseudonyms
Ornithocheirus crassidens (Seeley 1870)
Pterodactylus crassidens (Sauvage 1882)
Ptenodactylus crassidens (Seeley 1869)
Criorhynchus crassidens (Wellnhofer 1978)