Zoology

New Species and Synonymy of American Cynipidæ

Explanation of Terms Used in Entomology

Half Hours with the Lower Animals

New Subspecies of the Rodent Baiomys from Central America

Camel Tracks

The Ancestry of Modern Amphibia: A Review of the Evidence

Natural History of the Salamander, Aneides hardii

House Flies

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

Geographic Variation in the North American Cyprinid Fish, Hybopsis gracilis

Wasps, Social and Solitary

Dissection of the Platana and the Frog

Anatomy of the Cat