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
Catalogue of the type and figured specimens of fossil Vertebrates in the American Museum of Natural History. Part. I. Fishes. Bulletin of the American Museum of Natural History, 25, 1–103
Handbook of Paleoichthyology, Vol. 3D: Chondrichthyes Paleozoic Elasmobranchii: Teeth Verlag Dr. Friedrich Pfeil, pp. 168, 154 fig., 4 Tab.
