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Stratigraphic chart of the lower Permian (partial) Content updated October 16, 2005
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DIADECTES References
Chronological: D.S. Berman (2000) "Origin and early evolution of the amniote occiput" Journal of Paleontology 74 (5): 938 - 956 R.R. Reisz, T.E. Sutherland (2001) "A diadectid (Tetrapoda: Diadectomorpha) from the lower Permian fissure fills of the Dolese Quarry, near Richards Spur, Oklahoma". Annals of the Carnegie Museum 70 (2): 133-142 R. A. Kissel, T.M. Lehman (2002) "Upper Pennsylvanian tetrapods from the Ada Formation of Seminole County, Oklahoma" Journal of Paleontology 76 (3): 529 - 545 |