Life Sciences

Know your Freshwater Fishes

Eurypterids of the Devonian Holland Quarry Shale of Ohio

On the Tendency of Species to Form Varieties

The case against evolution

The Coal Measures Amphibia of North America

The Life of the Weevil

The Structure and Life-history of the Cockroach (Periplaneta orientalis)

The Pros and Cons of Vivisection

The Science and Philosophy of the Organism

Animal Parasites and Messmates

Heroes of science : Botanists, zoologists, and geologists

Degeneration: A Chapter in Darwinism

Cell Biology All Logic

Molecular Biology All Logic

Species and Varieties, Their Origin by Mutation

The micro-organisms of the soil

Plants and Microbes Biology All Logic

Lectures on Evolution

Wholesome Tails