Pteropelyx (meaning "winged pelvis") is a dubious genus of Late Cretaceous hadrosaurid dinosaur from the Judith River Formation of Montana, named by Edward Drinker Cope in 1889.
Pteropelyx, which means "winged pelvis," was a possible genus of Late Cretaceous hadrosaurid dinosaur discovered in the Judith River Formation of Montana. It was named by Edward Drinker Cope in 1889.