Pleurosternidae

plural noun
Pleu·​ro·​ster·​ni·​dae | \ ˌplu̇rəˈstərnəˌdē\

Definition of Pleurosternidae

: a family of primitive fossil turtles that includes some of the earliest testudinates

History and Etymology for Pleurosternidae

New Latin, from Pleurosternum, type genus (from pleur- + sternum) + -idae

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