Vertebra. Vertebra. NA. Partial Stratigraphy Arroyo Fm Collection Date 13 Apr 1983 USNM Number PAL406373 Place Baylor County, Texas, United States, North America Published Name Edaphosaurus sp See ...
Exhibit specimen of Edaphosaurus, a pelycosaur synapsid, from the collections at the Museum of Comparative Zoology. Pelycosaurs are the most ancient forerunners of mammals. This study shows that ...
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