Alternative combinations: Crocodilus antiqua, Crocodylus antiquus, Thecachampsa antiqua
Synonyms: Crocodylus contusor Cope 1867, Thecachampsa contusor Cope 1867
Full reference: J. Leidy. 1852. Description of a new species of crocodile from the Miocene of Virginia. Journal of the Academy of Natural Sciences of Philadelphia 2(2):135-138
Belongs to Thecachampsa according to J. P. Rio and P. D. Mannion 2021
See also Cope 1867, Hay 1930, Myrick 2001 and Weems 2018
Sister taxa: Thecachampsa carolinensis, Thecachampsa marylandica, Thecachampsa minor, Thecachampsa sericodon
Type specimens:
- Thecachampsa antiquus: ANSP 9188 and 9189, a partial skeleton (2 teeth, 2 vertebrae, a rib fragment, and an ungual phalanx). Its type locality is Potomac River, Stratford Hall Plantation, which is in a Serravallian marine horizon in the Choptank Formation of Virginia.
- Thecachampsa contusor: ANSP 9152, a tooth. Its type locality is James T. Thomas estate, which is in a Serravallian offshore shelf horizon in the Calvert Formation of Maryland.
Ecology: carnivore
Distribution:
• Pliocene of United States (1: North Carolina collection)
• Miocene of United States (6: Maryland, Virginia)
• Paleocene of United States (1: Virginia)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.