Plants

Ferns and fern allies

Conifers

Angiosperms

Invertebrates

Mollusks

Conodonts

Fish

Archosauriformes

Non-avian dinosaurs

Data courtesy of George Olshevsky's dinosaur genera list.

Birds

Pterodactyls

Expeditions, field work, and fossil discoveries

* Trexler found

hadrosaur Hadrosaurids (), or duck-billed dinosaurs, are members of the ornithischian family Hadrosauridae. This group is known as the duck-billed dinosaurs for the flat duck-bill appearance of the bones in their snouts. The ornithopod family, which incl ...

remains west of

Choteau, Montana Choteau is a city in and the county seat of Teton County, Montana, United States. It lies along U.S. Routes 89 and 287, (the latter terminating at the former in this city) approximately east of the Rocky Mountains, near Flathead National F ...

in strata of the

Two Medicine Formation The Two Medicine Formation is a geological formation, or rock body, in northwestern Montana and southern Alberta that was deposited between and (million years ago), during Campanian (Late Cretaceous) time. It crops out to the east of the Rocky M ...

Popular culture

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 ''Brontosaurus'' (; meaning "thunder lizard" from Greek , "thunder" and , "lizard") is a genus of gigantic quadruped sauropod dinosaurs. Although the type species, ''B. excelsus'', had long been considered a species of the closely related ' ...

" and was an attempt to educate the reader about prehistory through a fictional portrayal of it.

References

{{Reflist, refs= {{cite book, last=Sarjeant , first=W. A. S. , year=2001 , chapter=Dinosaurs in fiction , title=Mesozoic Vertebrate Life , editor1-last=Tanke , editor1-first=D. H. , editor2-last=Carpenter , editor2-first= K. , publisher=Indiana University Press , pages=504–529

Paleontology Paleontology (), also spelled palaeontology or palæontology, is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene epoch (roughly 11,700 years before present). It includes the study of fossi ...

Paleontology 7