An Pteromylaeus bovinus[7] in uska species han Rajiformes nga syahan ginhulagway ni Geoffroy Saint-hilaire hadton 1817. An Pteromylaeus bovinus in nahilalakip ha genus nga Pteromylaeus, ngan familia nga Myliobatidae.[8][9] Ginklasipika han IUCN an species komo kulang hin datos.[1] Waray hini subspecies nga nakalista.[8]
↑Heemstra, P.C. (1995) Additions and corrections for the 1995 impression., p. v-xv. In M.M. Smith and P.C. Heemstra (eds.) Revised Edition of Smiths' Sea Fishes. Springer-Verlag, Berlin.
↑Eschmeyer, W.N. and Fricke R. (eds.) (2011) Catalog of fishes. Updated internet version of 5 Mayo 2011., Catalog databases of CAS cited in FishBase (website).
↑McEachran, J.D. and B. Séret (1990) Myliobatididae., p. 67-70. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1.
↑Eschmeyer, W.N. (ed.) (1999) Catalog of fishes. Updated database version of November 1999., Catalog databases as made available to FishBase in November 1999.
↑Schneider, W. (1990) FAO species identification sheets for fishery purposes. Field guide to the commercial marine resources of the Gulf of Guinea., Prepared and published with the support of the FAO Regional Office for Africa. FAO, Rome. 268 p.
↑Compagno, L.J.V. (1999) Checklist of living elasmobranchs., p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland.
↑ 8.08.1Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
↑FishBase. Froese R. & Pauly D. (eds), 14 Hunyo 2011