Reptilia - Testudines - Pantrionychidae
Full reference: O. P. Hay. 1908. The fossil turtles of North America. Carnegie Institution of Washington Publication 75:1-568
Parent taxon: Plastomenidae according to N. S. Vitek and W. G. Joyce 2015
See also Bryant 1989, Holroyd and Hutchison 2002, Holroyd and Hutchison 2002, Hutchison and Holroyd 2003 and Hutchison et al. 2013
Sister taxa: Aspideretoides, Atoposemys, Hutchemys, Plastomenus
Subtaxa: Helopanoplia distincta
Type: Helopanoplia distincta
Ecology: aquatic omnivore
Distribution:
• Cretaceous of United States (58: Colorado, Montana, North Dakota, South Dakota, Texas, Utah, Wyoming collections)
Total: 58 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.