Dumeril, A.H.A. (1865)
Histoire naturelle des poissons ou ichthyologie générale. Tome Premier. Elasmobranchés. Plagiostomes et Holocéphales ou Chimères. Librairie Encyclopédique de Roret, Paris. 720 pp

Jordan, D.S. & Gilbert, C.H. (1883)
Synopsis of the fishes of North America. Bulletin of the United States National Museum, 16, 1–1018

Garman, S. (1913)
The Plagiostomia (Sharks, Skates and Rays). Memoirs of the Museum of Comparative Zoology at Harvard College, 36, 1–528

Roedel, P.M. & Ripley, W.E. (1950)
California sharks and rays. California Fish and Game Bulletin, 75, 88 pp., 65 figs

Herald, E.S. & Ripley, W.E. (1951)
The relative abundance of sharks and bat stingrays in San Francisco Bay. California Fish and Game, 37(3), 315–329

Springer, V.G. & Garrick, J.A.F. (1964)
A survey of vertebral numbers in sharks. Proceedings of the United States National Museum, 116, 73–96

Tester, A.L. & Nelson, G.J. (1967)
Free neuromasts (pit organs) in sharks. In P.W. Gilbert, R.F. Mathewson, & D.P. Rall, (Eds.), Sharks, skates and rays. (pp. 503–531). John Hopkins Press, Baltimore

Shuster, J.H. & Goodman, J.W. (1968)
Phylogenetic Studies of Shark Immunoglobulins. Nature, 219(5151), 298–299
DOI: 10.1038/219298a0

Pappas, P.W. (1970)
The Trypanorhynchid Cestodes from Humboldt Bay and Pacific Ocean Sharks. Journal of Parasitology, 56(5), 1034
DOI: 10.2307/3277534