Genus: Pleurochayah ADRIAN, SMITH, NOTO & GROSSMAN, 2021
Etymology: Greek, pleuro, "side" and Caddo (a Native American tribe that inhabited much of the Gulf Coast of North America), cha'yah, "turtle."
Species: appalachius ADRIAN, SMITH, NOTO & GROSSMAN, 2021
Etymology: In reference to Appalachia, the region comprising eastern North America.
Holotype: DMNH 2013-07-1782
Locality: UTA Location 50 (Arlington Archosaur Site; AAS), northern Arlington, Tarrent County, Texas.
Note: Exact locality data on fileat the Perot Museum of Nature and Science, Dallas, Texas for qualified researchers.
Horizon: Lewisville Member, Woodebine Formation.
Biostratigraphy:
Age: Cenomanian Stage, Upper Gallic subepoch, Lowest Gulf Epoch, Late Early to Early Middle Cretaceous.
Material: Partial cranium consisting of most of the basicranium, neurocranium, right otic region, and portion of the rostrum.
Referred material:
DMNH 2013-07-0500: Proximal left humerus.
DMNH 2013-07-0517: Left costal.
DMNH 2013-07-0525: Partial cf. left costal 4.
DMNH 2013-07-0557: Partial cf. right costal 3.
DMNH 2013-07-0673: Rigth peripheral 7.
DMNH 2013-07-0685: Nerual 3 of a juvenile.
DMNH 2013-07-1279: Left peripheral 9.
DMNH 2013-07-1320: Partial cf. right costal 3, partial cf. right costal 4.
DMNH 2013-07-1405: Left costal 6.
DMNH 2013-07-1998: Pygal.
DMNH 2013-07-1998: Left costal.