Squalicorax falcatus

This catalog contains excellent teeth from an extinct Crow shark - Squalicorax falcatus. These teeth were collected from the Woodbine and Paw Paw Formations, Tarrant Co. All teeth are complete and well preserved.

Paw Paw Formation is early Cretaceous calcareous marl that dates to the late Albian age  (105 MYA). This formation is found in northern central Texas.

Woodbine Formation is middle Cretaceous clays, sands and shale that date to the Early to Middle Cenomanian age (95 MYA).