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
BRANSON, E.B. (1916)
The Lower Embar of Wyoming and Its Fauna. Journal of Geology, 24 (7): 639–664
BRANSON, C.C. (1933)
Fish fauna of the middle Phosphoria Formation. Journal of Geology, 41 (2): 174-183
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.