aunque su presencia exacta en este taxón sigue siendo objeto de discusión

Snout-tail base length 112 mm

which suggest the presence of a kind of "hump" on its neck

provided some balance and stability when moving

thus helping to refine phylogenetic reconstructions of these flying vertebrates

Gryposaurus notabilis Indohyus aunque su presencia exacta enGryposaurus notabilis was an ornithopod hadrosaurid dinosaur from the Late Cretaceous (Campanian, ~8375 million years ago) known primarily from the Dinosaur Park Formation in Alberta, Canada. It is a large hadrosaurine, closely related to Edmontosaurus, and characterized by its distinctive cranial morphology. Its most notable feature was the elongated and relatively low skull, with a gently arched dorsal profile and the presence of a prominent bony