Agomphus tardus, 7 costals (side), 1 peripheral (edge) and a significant portion of the plastron (bottom).

Agomphus tardus

Agomphus tardus was a turtle that probably lived in a lake or river and washed out to sea after it died.



Agomphus tardus specimen at the Yale Peabody museum >
“Cretaceous Turtle from Inversand” at Fossils of New Jersey >
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