Catalog of the illustrated Paleozoic plant specimens in the National Museum of Natural History (Smithsonian contributions to paleobiology, no. 5)

Index of living and fossil echinoids 1924-1970 (Smithsonian contributions to paleobiology ; no. 34)

Evolution of Oblitacythereis from Paleocosta (Ostracoda, Trachyleberididae) during the Cenozoic in the Mediterranean and Atlantic (Smithsonian contributions to paleobiology ; no. 33)

Ecology and systematics of foraminifera in two Thalassia habitats, Jamaica, West Indies (Smithsonian contributions to paleobiology ; no. 31)

Distribution of planktonic Foraminifera in the vicinity of the North Atlantic Current (Smithsonian contributions to Paleobiology, no. 4)

Triassic echinoids (Smithsonian contributions to paleobiology ; no. 30)

Catalog of type specimens of invertebrate fossils: conodonta (Smithsonian contributions to paleobiology no. 9)

A new Cenozoic deep-sea genus, Abyssocythere (Crustacea: Ostracoda: Trachyleberididae), with descriptions of five new species (Smithsonian contributions to paleobiology, no. 7)

Stratigraphy and preliminary biostratigraphy of the Flagstaff Rim area, Natrona County, Wyoming (Smithsonian contributions to paleobiology, no. 18)

Vema's Brachiopoda (recent) (Smithsonian contributions to paleobiology, no. 17)