Zootaxa: Description of Haploblepharus Kistnasamyi, a New

Zootaxa: Description of Haploblepharus Kistnasamyi, a New

Zootaxa 1318: 41–58 (2006) ISSN 1175-5326 (print edition) www.mapress.com/zootaxa/ ZOOTAXA 1318 Copyright © 2006 Magnolia Press ISSN 1175-5334 (online edition) Description of Haploblepharus kistnasamyi, a new catshark (Chondrichthyes: Scyliorhinidae) from South Africa BRETT A. HUMAN1 & LEONARD J. V. COMPAGNO2 Shark Research Centre, South African Museum, Iziko - Museums of Cape Town, PO Box 61 Cape Town 8000, South Africa 1current address: 27 Southern Ave, West Beach SA 5024, Australia. Abstract A new species of catshark, Haploblepharus kistnasamyi sp. nov. (Class Chondrichthyes, Order Carcharhiniformes, Family Scyliorhinidae) is described from kwaZulu-Natal, South Africa. The type series includes the holotype, RUSI 39835, and two paratypes, RUSI 6075 and RUSI 6077. This species was previously recognised as a variant of H. edwardsii (Schinz 1822), which occurs along the southern coast of South Africa. The colour pattern of H. kistnasamyi is superficially similar to H. edwardsii although distinct; however H. kistnasamyi is distinguished from all other Haploblepharus in having a stockier build compared to its congeners, a less depressed head and trunk, and a compressed caudal peduncle. Key words: Haploblepharus kistnasamyi sp. nov., Scyliorhinidae, Carcharhiniformes, taxonomy, South Africa Introduction The genus Haploblepharus Garman 1913 is a little known group of small to medium-sized catsharks (family Scyliorhinidae Gill 1862) endemic to southern Africa and ranging along the coasts of Namibia and South Africa. Three species of Haploblepharus are currently recognised (Human, 2003, in prep.), H. edwardsii (Schinz 1822), H. pictus (Müller & Henle 1838), and H. fuscus Smith 1950. Species identification of this group has been historically problematic and stems from the use of colour patterns and poor morphological characters in species identification keys. Under the name of H. edwardsii, Bass et al. (1975) illustrated a female Haploblepharus specimen taken from kwaZulu-Natal, South Africa, that they referred to Accepted by M. de Carvalho: 15 Aug. 2006; published: 21 Sept. 2006 41.

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