A monograph of the marine fishes of South Africa. Part I (Amphioxus, Cyclostomata, Elasmobranchii, and Teleostei -Isospondyli to Heterosomata). Annals of the South African Museum, 21(1), 1–418
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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
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The batoid fishes of the east coast of southern Africa. Part I: Sawfishes and guitarfishes. Investigational Report Oceanographic Research Institute, 15, 1–32