A primitive ichthyosaurian limb from the Middle Triassic of Nevada - 1905
Note on an Hipparion Tooth From the Siestan Deposits of the Berkeley Hills, California - 1921
Alticamelus alexandrae, a new camel from the Barstow Upper Miocene of the Mohave Desert - 1923
Anchitheriine horses from the Fish Lake Valley region, Nevada - 1926
New canid and rhinocerotid remains from the Ricardo Pliocene of the Mohave Desert, California - 1926
Species of the mammalian subfamily Bassaricinae - 1927
Osteology and affinities of Borophagus - 1930
Equidae from the Pliocene of Texas - 1930
Allocyon, a new canid genus from the John Day Beds of Oregon - 1930
Rodents and lagomorphs from the later Tertiary of Fish Lake Valley, Nevada - 1930
Rodents and lagomorphs from the Barstow Beds of southern California - 1930
Borophagus littoralis From the Marine Tertiary of California - 1931
Critical observations on the phylogeny of the rhinoceroses - 1931
Cephalopods of the genus Aturia from western North America - 1931
A Vertebrate Fauna From a New Pliocene Formation in Northern California - 1931
A New Genus of Artiodactyla From the Clarendon Lower Pliocene of Texas - 1932
Osteoborus, a New Genus of Dogs, and Its Relations to Borophagus Cope - 1933
A Pliocene Vertebrate Fauna From Optima, Oklahoma - 1936
The Burge Fauna a Lower Pliocene Mammalian Assemblage From Nebraska - 1938
Cenozoic Mammal Remains From the San Francisco Bay Region - 1939
Pliocene Vertebrates From Big Spring Canyon South Dakota - 1942
An avifauna from the lower Miocene of South Dakota - 1944
A new species of dog from the Lower Pliocene of California - 1948
A new species of Pseudaelurus from the Lower Pliocene of Nebraska - 1948
The Pliocene carnivores of the Black Hawk Ranch Fauna - 1948
Lower Pliocene horses from Black Hawk Ranch, Mount Diablo, California - 1948
A New Clarendonian Fauna From Northeastern Nevada - 1949
Late Cenozoic Vertebrates of The San Francisco Bay Region - 1951