1977 in paleontology

Non-avian dinosaurs
Data courtesy of George Olshevsky's dinosaur genera list.

Expeditions, field work, and fossil discoveries

 * Trexler found hadrosaur remains west of Choteau, Montana in strata of the Two Medicine Formation.

Literature

 * The Year of the Dinosaur Edwin H. Colbert and illustrated by his wife, Margaret was published. This story describes a year in the life of a "brontosaur" and was an attempt to educate the reader about prehistory through a fictional portrayal of it.