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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Classification of the recent Elasmobranchii. Copyright Brian Mould 1997
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Ways to identify stingrays of the world possessing or lacking serrated stinging tail spines. Journal of the North Carolina Academy of Science, 125(3), 107–109
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The filter pads and filtration mechanisms of the devil rays: Variation at macro and microscopic scales. Journal of Morphology, 274(9), 1026–1043
DOI: 10.1002/jmor.20160