Prosthennops xiphodonticus, sp. nov. a new fossil peccary from Nebraska - 1925
An American Fossil Giraffe, Giraffa nebrascensis, sp. nov. - 1925
The mandibular tusks of Amebelodon fricki - 1929
A new giant camel, Titanotylopus nebraskensis, gen et sp. nov - 1934
A new ovibovine, Symbos convexifrons, sp. nov. - 1934
A new rhinoceras mount, Trigonias osborni - 1934
A mounted skeleton of Megabelodon lulli - 1934
A new Miocene dog, Mesocyon geringensis, sp. nov. - 1935
A New Fossil Peccary, Prosthennops niobrarensls, From Brown County, Nebraska - 1935
A new giant camel, Gigantocamelus fricki, gen. et sp. nov. - 1939
The White River Oligocene rodent Diplolphus - 1939
A New Fossil Bovid from Nebraska With Notice of a New Bison Quarry in Texas - 1941
The Ancestral Ursid, Hemicyon, in Nebraska - 1941
A New Species of Sphenophalos from the Upper Ogallala of Nebraska - 1941
Arretotherium fricki, A New Miocene Anthracothere from Nebraska - 1956
Citellus kimballensis, a new late Pliocene ground squirrel - 1967
A new species of rhinoceros, Aphelops kimballensis, from the latest Pliocene of Nebraska - 1967
A new rhinoceros from the Nebraska Miocene - 1969
The microtine rodents of the Mullen assemblage from the Pleistocene of north-central Nebraska - 1972
A new species of Menoceras from the Marsland Formation of Nebraska - 1972