Life Sciences

Eurypterids of the Devonian Holland Quarry Shale of Ohio

Familiar Talks on Science: World-Building and Life; Earth, Air and Water

The Pigmy Woodrat, Neotoma goldmani, Its Distribution and Systematic Position

On the Parts of Animals

Disease in Plants

Time and Tide

History of biology

Barium: A Cause of the Loco-Weed Disease

The Rise and Progress of Palaeontology

Introduction to the Study of Palæontological Botany

Darwin's On the Origin of Species

The Gospel of Evolution

Researches on the Visual Organs of the Trilobites

Through the Crater's Rim

The Chemical Constituents of Piper Methysticum

Apes and Monkeys: Their Life and Language

North American Plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus

A Guide for the Study of Animals

At the Deathbed of Darwinism: A Series of Papers

Bacteria