An annotated checklist of the chondrichthyans of South Africa Author Ebert, David A. Author Wintner, Sabine P. 0000-0001-7350-5999 Author Kyne, Peter M. 0000-0003-4494-2625 debert@mlml.calstate.edu text Zootaxa 2021 2021-03-17 4947 1 1 127 journal article 7365 10.11646/zootaxa.4947.1.1 74dc998a-dc7a-4b02-b43c-a2064c9c6dc2 1175-5326 4614567 7F3B4794-65CF-4691-A330-78A423F2606F Tetronarce cowleyi Ebert, Haas, & de Carvalho, 2015 Cowley’s Torpedo Ray Tetronarce cowleyi Ebert, Haas, & de Carvalho, 2015: 237 , figs. 2–6. Holotype : SAIAB 25190 . Type locality: off the west coast of South Africa , 33°39.0'S , 17°34.0'E , southeast Atlantic Ocean. Local synonymy : Torpedo hebetans : Thompson, 1914: 159 ; von Bonde & Swart, 1923: 15 . Narcobatus nobilianus : Barnard, 1925: 89 ; Norman, 1935: 37 ; Barnard, 1947: 30 , pl. 4, fig. 10. Torpedo nobiliana : Fowler, 1936: 121 , fig. 50 ; Fowler, 1941: 346 ; Smith, 1949a: 75 , fig. 92; Smith, 1965: 75 , fig. 92; Compagno, 1986: 112 , fig. 23.2; Compagno et al ., 1989: 80 , pl.; Compagno et al ., 1991: 89 ; Heemstra & Heemstra, 2004: 77 ; de Carvalho & Séret, 2016: 1374 . Torpedo cf. nobiliana : Compagno, 1999: 116 . Tetronarce nobiliana : NPOA, 2013: 51 . Tetronarce cowleyi : da Silva et al ., 2015: 248 ; Ebert, 2015: 162 , fig. 173; Ebert & van Hees, 2015: 146 ; de Carvalho et al ., 2016: 187 , fig. 18.2; Weigmann, 2016: 913 . South Africa voucher material : Holotype : SAIAB 25190 . Paratype : SAIAB 25347 . Non-types: SAIAB 25348 , SAIAB 26253 , SAIAB 26293 , SAIAB 26456 , SAIAB 26884 , SAIAB 27157 , SAIAB 27158 , SAIAB 40981 , SAIAB 48537 . South African distribution : The Orange River (NC) to Algoa Bay (EC). Remarks : A large, active swimming electric ray, but almost nothing known about it. The species appears to be a regional endemic to South Africa and Namibia . Conservation status : LC (2019).