Petalodont chondrichthyan teeth from the Pennsylvanian-Permian Horquilla Formation, Big Hatchet Mountains, New Mexico. New Mexico Museum of Natural History and Science, Bulletin, 53, 110–114
Pennsylvanian-Permian petalodont chondrichthyan from the Big Hatchet Mountains, southern New Mexico [Abstract]. New Mexico Geological Society, Programm with abstracts: 23