Cretaceous vertebrates of New Mexico - 1993
Jurassic vertebrates of New Mexico - 1993
A dicynodont from the Upper Triassic of New Mexico and its biochronological significance - 1993
A new coelacanth (Osteichthyes: Actinistia) from the continental Upper Triassic of New Mexico - 1997
Mostly Dinosaurs: A Review of The Vertebrates of the Potomac Group - 1998
Towards a tetrapod biochronology of the Permian - 1998
Pennsylvanian Selachians from the Cerros de Amado, Central New Mexico - 2000
The oldest known Asian artiodactyl (Mammalia) - 2004
Magnetic stratigraphy of the upper Eocene Florissant Formation, Teller County, Colorado - 2004
Eocene Pantolesta from the Zaysan Basin, Kazakstan - 2004
Eocene Pantolesta from the Zaysan Basin, Kazakstan - 2004
Taxonomy and biostratigraphy of the Late Triassic archosauromorph Trilophosaurus - 2007
Archosaur Footprints – Potential For Biochronology Of Triassic Continental Sequences - 2007
Land mammals from the middle Miocene Sharktooth Hill Bonebed, Kern County, California - 2008
The Late Triassic archosauromorph Trilophosaurus - 2008
The fossil mammals of Nicaragua - 2008
Paleocene-Eocene turtles of the Piceance Creek Basin, Colorado - 2015
Turtles of the lower Eocene San Jose Formation, San Juan Basin, New Mexico - 2015
Turtles of the Eocene Huerfano Formatoin, Raton Basin, Colorado - 2015