A new species of whale from the type locality of the Monterey Group - 1924
Contributions to the Tertiary paleontology of Peru - 1925
Pectens from the Tertiary of Lower California - 1925
Paleontology of Coyote Mountain, Imperial County, California - 1926
New sharks from the Temblor Group in Kern County, California collected by Charles Morrice - 1926
Notes on Lower Tertiary deposits of Colombia and their molluscan and foraminiferal fauna - 1928
Fossil bird remains from the Temblor Formation near Bakersfield, California - 1930
Pliocene deposits north of Simi Valley, California - 1930
A new marine turtle from the Miocene of California - 1937
Marine Pleistocene mollusks from the Galapagos Islands - 1939
New fossil Cypraeidae from the Miocene of Florida and Colombia - 1948
New fossil Cypraeidae from the Miocene of Florida and Colombia - 1948
New fossil Cypraeidae from the Miocene of Florida and Colombia - 1948
New fossil Cypraeidae from the Miocene of Florida and Colombia - 1948
Pliocene fossils from Rancho El Refugio, Baja California and Cerralvo Island, Mexico - 1966
Pliocene fossils from Baltra (South Seymour) Island, Galápagos Islands - 1972
Marginal marine Pleistocene fossils from near mouth of Mad River, northern California - 1988
Silurian Polyplacophora and Rostroconchia (Mollusca) from Northern California - 2000
Mantispidae, in A guide to the lacewings (Neuroptera) of Costa Rica - 2002