Beebe, W. & Tee-Van, J. (1941)
Eastern Pacific expeditions of the New York Zoological Society. XXV. Fishes from the tropical eastern Pacific. Part 2. Sharks. Zoologica, Scientific Contributions of the New York Zoological Society, 26, pt. 2(15), 93–122
Orces, V.G. (1952)
Observaciones sobre los elasmobranquios del Ecuador. Revista de Biología Marina y Oceanografía, 5(2), 85–110