EASTMAN, C.R. (1902)
On Campyloprion, a new form of Edestus-like dentition. Geological Magazine, decade 4, 9: 148-152
HAY, O.P. (1902)
Bibliography and catalogue of the fossil Vertebrata of North America. Bulletin of the United States Geological and Geographical Survey of the Territories, 179: 1-868
EASTMAN, C.R. (1903)
Carboniferous fishes from the central western States. Bulletin of the Museum of Comparative Zoology at Harvard College, 39 (7): 163-226
CASE, G.R. (1970)
The occurrence of Petrodus and other fossil shark remains in the Pennsylvanian of Iowa. Annals of Iowa, ser. 3, 40 (6): 445-449., 2 figs.
ITANO, W.M. & HOUCK, K.J. & LOCKLEY, M.G. (2000)
Chondrichthyans from the pennsylvanian Minturn Formation of Colorado. Abstract. Abstr. 9th Internatl. Symp. Early Vertebrates/Lower Vertebrates, Flagstaff, Arizona, USA, May 2000, p. 11.
LUCAS, S.G. & ESTEP, J.W. (2000)
Pennsylvanian selachians from the Cerros de Amado, central New Mexico. New Mexico Museum of Natural History and Science, Bulletin, 16: 21-28
EWELL, K. & EVERHART, M.J. (2005)
A Paleozoic shark fauna from the Council Grove Group (Lower Permian). Abstract. Transactions of the Kansas Academy of Science, 108 (1/2): 71-72
GINTER, M. & HAMPE, O. & DUFFIN, C.J. (2010)
Handbook of Paleoichthyology, Vol. 3D: Chondrichthyes Paleozoic Elasmobranchii: Teeth Verlag Dr. Friedrich Pfeil, pp. 168, 154 fig., 4 Tab.