A synopsis of the rays of the family Rhinobatidae, with a revision of the genus Rhinobatus. Proceedings of the Zoological Society of London, 96(4), 941–982
DOI: 10.1111/j.1096-3642.1926.tb02228.x
Contributions to the biology of the Philippine archipelago and adjacent regions. The fishes of the groups Elasmocephalii, Holocephali, Isospondyli, and Ostariophysi obtained by the United States Fisheries Steamer "Albatross" in 1907 to 1910, chiefly in the Philippine islands and adjacent seas. Bulletin of the United States National Museum, 100, i–x, 1–879
Classification of the recent Elasmobranchii. Copyright Brian Mould 1997