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meaning: "Cup snout"
Named By: John Willis Stovall in 1937
Time Period: Kungurian, 279.5-272 Ma
Location: USA, Oklahoma, Texas
Size: 6 meters long
Diet: unavailable
Fossil(s): Many individuals are known
Classification: | Chordata | Synapsida | Pelycosauria | Caseasauria | Caseidae |

Cotylorhynchus was a very large synapsid that lived in the southern part of what is now North America during the Early Permian period. It is the best known member of the synapsid clade Caseidae, usually considered the largest terrestrial vertebrates of the Early Permian, though they were possibly aquatic.

Read more about Cotylorhynchus at Wikipedia
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