California Butterflies
John S. Garth & J. W. Tilden
Introduction to the Natural History of the San Francisco Bay Region
Arthur C. Smith
Cacti of California
E. Yale Dawson
Natural History of the White-Inyo Range, Eastern California
Clarence A. Hall Jr.
California Marine Food and Game Fishes
John E. Fitch & Robert J. Lavenberg
Ferns and Fern Allies of California
Steve J. Grillos
California Amphibians and Reptiles
Robert C. Stebbins
Introduction to the Natural History of Southern California
Edmund C. Jaeger & Arthur C. Smith
Rocks and Minerals of the San Francisco Bay Region
Oliver E Jr Bowen
Seashore Plants of Southern California
E. Yale Dawson