Himantura draco, a new species of stingray (Myliobatiformes: Dasyatidae) from South Africa, with a key to the Dasyatidae and the first record of Dasyatis kuhlii (Muller & Henle, 1841) from southern Africa. Rhodes University J. L. B. Smith Institute of Ichthyology Special Publication, No. 33 1984: 1-17. 6 [Zoological Record Volume 121]