Systematics of Liophis reginae and L. williamsi (Serpentes, Colubridae), with a description of a new speciesPublished in Annals of Carnegie Museum, in 1983, in volume 52, pages 113-138Revision of the Wind River faunas, early Eocene of central Wyoming. Part 3. MarsupialiaPublished in Annals of Carnegie Museum, in 1983, in volume 52, issue 9, pages 205-227
Revision of the Wind River faunas, early Eocene of central Wyoming. Part 3. MarsupialiaPublished in Annals of Carnegie Museum, in 1983, in volume 52, issue 9, pages 205-227