Remarks on some Miocene anurans from Florida, with a description of a new species of Hyla - 1956
A new dichobunid artiodactyl from the Unita Eocene - 1958
A new genus of erethizontid rodents from the Colhuehuapian of Patagonia - 1958
An embolomere jaw from the mid-Carboniferous of Nova Scotia - 1958
A mounted skeleton of the giant plesiosaur Kronosaurus - 1959
Anomalophis bolcensis (Massalongo), a new genus of fossil snake from the Italian Eocene. - 1959
Anisian ammonoids from Malaya - 1960
Mid-Scythian Ammonites from Iwai Formation, Japan - 1960
A large ophiacodont pelycosaur from the Pennsylvanian of the Pittsburgh region - 1961
A new species of the rodent Pipestoneomys from the Oligocene of Nebraska - 1962
A rhachitomous amphibian Spathicephalus from the Mississippian of Nova Scotia - 1962
Preliminary diagnosis of Ischigualastia, a new genus of dicynodont from Argentina. - 1962
A new picrodontid insectivore(?) from the Paleocene of Wyoming - 1962
The aistopod amphibians surveyed - 1964
The early evolution of the Echinozoa - 1965
A revised classification of the dendrochirote holothurians - 1965
Chronological survey of the tetrapod-bearing Triassic of Argentina - 1966
The Chañares (Argentina) Triassic reptile fauna. IV. The dicynodont fauna - 1968
New echimyid rodents from the Oligocene of Patagonia, and a synopsis of the family - 1968
A scincoid lizard from the Cretaceous and Paleocene of Montana - 1969
A new fossil discoglossid frog from Montana and Wyoming - 1969
Relationships of two Cretaceous lizards (Sauria, Teiidae) - 1969
The Brazilian Triassic cynodont reptiles Belesodon and Chiniquodon - 1969
Lower vertebrates from the Late Cretaceous Hell Creek Formation, McCone County, Montana - 1969
Two new Late Cretaceous fishes from Montana and Wyoming - 1969
Paleoecology of a Late Cretaceous vertebrate community from Montana - 1970
Mammals from the early Cenozoic of Chubut, Argentina - 1970
The Chañares (Argentina) Triassic reptile fauna. XVII. The Chañares gomphodonts - 1972
The Chañares (Argentina) Triassic reptile fauna. XVI. Thecodont classification - 1972
A new late Paleocene phenacodont (Mammalia; condylarthra) from western Colorado - 1973
Crocodilians from the Late Tertiary of northwestern Venezuela: Melanosuchus fisheri sp. nov. - 1976
On a new specimen of the Lower Cretaceous theropod dinosaur <i>Deinonychus antirrhopus</i> - 1976
Stupendemys geographicus, the world's largest turtle - 1976
A new Paleocene palaeanodont and the origin of the Metacheiromyidae (Mammalia) - 1979