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Captorhinid reptiles from the Early Permian of New Mexico, with description of a new genus and species

Published in Annals of Carnegie Museum, in 1986, in volume 55, pages 1-28

Biochemical and morphological differentiation in Spanish and Moroccan populations of Discoglossus and the description of a new species from southern Spain (Amphibia, Anura, Discoglossidae)

Published in Annals of Carnegie Museum, in 1986, in volume 55, pages 41-61

Trilobites from the Keokuk Limestone (Mississippian) of Missouri

Published in Annals of Carnegie Museum, in 1986, in volume 55, pages 137-143

Devonian and Mississippian conulariids of North America. Part A. General description and Conularia

Published in Annals of Carnegie Museum, in 1986, in volume 55, pages 349-410

Devonian and Mississippian conulariids of North America. Part B. Paraconularia, Reticulaconularia, new genus, and organisms rejected from Conulariida

Published in Annals of Carnegie Museum, in 1986, in volume 55, issue 16, pages 411-479