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

Bigelow, H.B. & Schroeder, W.C. (1927)
Notes on northwest Atlantic sharks and skates. Bulletin of the Museum of Comparative Zoology at Harvard College, 68(5), 237–251

Jordan, D.S. & Evermann, B.W. & Clark, H.W. (1930)
Check list of the fishes and fishlike vertebrates of North and Middle America north of the northern boundary of Venezuela and Colombia. Report of the United States Fish Commission, 1928(2), 1–670