Sphenacodon Marsh 1878 (synapsid)

Osteichthyes - Synapsida - Sphenacodontidae

Invalid subtaxa: Elcabrosaurus Case 1907, Oxyodon von Huene 1908 [replaced name]

Parent taxon: Sphenacodontinae according to R. R. Reisz 1986

See also Carroll 1988, Case 1907 and Paton 1974

Sister taxa: Bathygnathus, Ctenospondylus, Dimetrodon, Macromerion, Neosaurus

Subtaxa: Sphenacodon britannicus Sphenacodon ferocior Sphenacodon ferox

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Type: Sphenacodon ferox



• Wolfcamp of United States (15: New Mexico, Utah collections)

• Permian of the United Kingdom (1), United States (1: New Mexico)

• Virgilian of United States (2: New Mexico)

• Carboniferous to Permian of United States (1: New Mexico)

Total: 20 collections including 22 occurrences

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Specimen images are retrieved through the ePANDDA API.

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