Two new insects from the Permian of Texas - 1911
Merychippus isonesus (Cope) from the later Tertiary of the Crooked River Basin, Oregon - 1928
An ichthyosaurian reptile from marine Cretaceous of Oregon - 1928
Tanupolama, a new genus of llama from the Pleistocene of California - 1928
Canid and proboscidean remains from the Ricardo deposits, Mohave Desert, California - 1928
A tooth of Hipparion mohavense from the Puente Formation, California - 1928
Oreodonts from the Sespe deposits of South Mountain, Ventura County California - 1930
Carnivora new to the Mascall Miocene fauna eastern Oregon - 1930
A Tertiary vertebrate fauna from the upper Cuyama drainage basin, California - 1930
A Tertiary mammalian fauna from the Mint Canyon Formation of Southern California - 1930
A new genus of otter from the Pliocene of the northern Great Basin province - 1932
A Miocene Mammalian Fauna From South-Eastern Oregon - 1932
Additions to the Mammalian Fauna From the Tecuya Beds, California - 1932
Anchitheriine Horses From the Merychippus Zone of the North Coalinga District, California - 1933
Tertiary mammals from the auriferous gravels near Columbia, California - 1933
Perissodactyla from the Sespe of the Las Posas Hills, California - 1933
Carnivora from the Sespe of the Las Posas Hills, California - 1933
A rodent fauna from later Cenozoic beds of southwestern Idaho - 1933
A new species of Dipoides from the Pliocene of eastern Oregon - 1934
The Fauna of the Merychippus Zone, North Coalinga District, California - 1935
Artiodactyla From the Sespe of the Las Posas Hills, California - 1935
A Late Cenozoic Vertebrate Fauna From the Coso Mountains, Inyo County, California - 1937
New middle Pliocene rodent and lagomorph faunas from Oregon and California - 1937
Pliocene rodents of western North America - 1937
Pliocene peccaries from the Pacific Coast region of North America - 1938
A late Quaternary fauna from the tar seeps of McKittrick, California - 1938
Rodents and lagomorphs of the late Tertiary Avawatz fauna, California - 1939
Californian paramyid rodents - 1940
Two new Eocene rodents from California - 1940
Pareumys remains from the later Eocene of California - 1940
A new Miocene mammalian fauna from Caliente Mountain, California - 1940
Later Tertiary Equidae from the Tejon Hills, California - 1941
Preliminary study of the fauna of Rampart Cave, Arizona - 1942
A Tertiary mammalian fauna from the San Antonio Mountains near Tonopah, Nevada - 1942
A Miocene Mammalian Fauna from Beatty Buttes, Oregon - 1946
Early Tertiary rodents of North America - 1949
On some White River fossil rodents - 1949
Early Tertiary rodents of North America - 1949
Rodents of the Rincon fauna, western Chihuahua, Mexico - 1949
Mammalian Fauna from Titus Canyon Formation, California - 1949