Jordan, D.S. & Hannibal, H. (1923)
Fossil sharks and rays of the Pacific slope of North America. Bulletin of the Southern California Academy of Sciences, 22, 27–63, pl. 1–10
Mount, J.D. (1974)
Type Vertebrates from Lomita, California, in the Municipal Museum, Riverside, California. Journal of Paleontology, 48(1), 198–199