Paleontology

Biology of the Sauropod Dinosaurs

The History of Creation

A Pictorial Atlas of Fossil Remains

Dinosaurs of Darkness

New Perspectives on Horned Dinosaurs

Fossil Ice Crystals: An Instance of the Practical Value of “Pure Science”

Thoughts on a Pebble, or, A First Lesson in Geology

The cretaceous birds of New Jersey

Palæontological Report of the Princeton Scientific Expedition of 1877

Essay on the Theory of the Earth

Dinosaurs, with Special Reference to the American Museum Collections

The Geologic Setting of the John Day Country: Grant County, Oregon

The Coal Measures Amphibia of North America

Pennsylvanian invertebrates of the Mazon Creek Area, Illinois: Eurypterida

Australasian Fossils: A Students' Manual of Palaeontology

Cambrian Ocean World

Bernissart Dinosaurs and Early Cretaceous Terrestrial Ecosystems

African Dinosaurs Unearthed

The Desert Bones

The zoology of the voyage of H.M.S. Beagle: Fossil mammalia