SPRINGER, S. (1959)
A new shark of the Family Squalidae from the Carolina Continental Slope. Copeia, 1959 (1): 30–33
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
HOWE, J.C. & SPRINGER, V.G. (1993)
Catalog of type specimens of recent fishes in the National Museum of Natural History, Smithsonian Institution, 5: Sharks (Chondrichthyes: Selachii). Smithsonian Contributions to Zoology, (540): i–iii, 1–19