Pteropelyx (meaning "winged pelvis") is a dubious genus of Late Cretaceous hadrosaurid dinosaur from the Judith River Formation of Montana, named by Edward...

Paleontology Mid-Cenomanian Woodbine Formation United States Pteropelyx grallipes Pteropelyx AMNH 3791 American Museum of Natural History Bones indistinguishable...

†Pteria ussurica – or unidentified comparable form †Pteropelyx – type locality for genus †Pteropelyx grallipes – type locality for species †Ptychotrygon †Ptychotrygon...

Hadrosaurus paucidens. Cope described the new genus and species Pteropelyx grallipes. 1890 Marsh erected the new genus Claosaurus to house the species...

†Protungulatum †Pseudomelania †Pteria – tentative report †Pteropelyx – type locality for genus †Pteropelyx grallipes – type locality for species †Ptychotrygon †Ptychotrygon...

P. bergei lower McClelland Ferry A brachylophosaurin hadrosaur Pteropelyx P. grallipes "Skeleton lacking skull." A dubious hadrosaurid Trachodon T. mirabilis...