Western Atlantic: Rhode Island, USA to southern Brazil, including the Gulf of Mexico and Caribbean, Antilles. Eastern Atlantic: Cape Verde to Gabon; accidental to France. Eastern Pacific: Gulf of California and southern Baja California, Mexico to Peru. Closely related species are found in the Indian Ocean.
- Compagno, L.J.V. 1984 FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome: FAO. (Ref. 247)
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