†family Tappenosauridae Olson and Beerbower 1953 (synapsid)

Osteichthyes - Synapsida - Tappenosauridae

Full reference: E. C. Olson and J. R. Beerbower. 1953. The San Angelo Formation, Permian of Texas, and its Vertebrates. Journal of Geology 61(5):389-423

Parent taxon: Sphenacodontia according to O. W. M. Kuhn 1966

See also Olson 1962 and Olson and Beerbower 1953

Sister taxa: Anningiidae, Cutleria, Haptodontinae, Homodontosauridae, Ianthodon, Palaeohatteria, Pantelosaurus, Shashajaia, Sphenacodontoidea

Subtaxa: Tappenosaurus

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Type: Tappenosaurus

Ecology:

Distribution:

• Permian of United States (4: Oklahoma, Texas collections)

Total: 4 collections each including a single occurrence

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