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 Sphyrna mokarran (Rüppell, 1837) Great Hammerhead Zygaena mokarran R ̹ppell, 1837: 66, pl. 17 (fig. 3). Lectotype : SMF 3590 (stuffed); lectotype designation by Klausewitz (1960) . Type locality: Massawa , Eritrea , Red Sea . Local synonymy : Sphyrna mokarran : D’Aubrey, 1964a: 47 , pl. 28; Gilbert, 1967: 25 , figs. 6, 7, 21b, 22b, pl. 2, 6a (revision of family); Bass et al. , 1975b: 44 , fig. 25; Compagno, 1984b: 548 , fig.; Bass, 1986: 97 , fig. 13.2; Cliff & Wilson, 1986: 26 ; Compagno, 1988a: 35 ; Compagno et al ., 1989: 72 , pl.; Compagno, 1999: 120 ; Heemstra & Heemstra, 2004: 68 ; Compagno et al ., 2005 : 324 , fig., pl. 64; Ebert et al ., 2013 a: 504, fig., pl. 75; NPOA, 2013: 48 ; Ebert & Dando, 2014: 17 , fig.; da Silva et al ., 2015: 248 ; Ebert & van Hees, 2015: 146 ; Compagno, 2016: 1333 ; Weigmann, 2016: 881 . South Africa voucher material : SAIAB 6268 [ex ORI 2610], SAIAB 7010 [ex ORI 196], SAIAB 7011 [ex ORI 825], SAIAB 7012 [ex ORI 965], SAIAB 7013 [ex ORI 1296], SAIAB 99328, SAIAB 99329. South African distribution : Port Shepstone to the KZN border with Mozambique . Remarks : The least common of the hammerhead shark species occurring in South African waters, it is most common during the warmer months ( Bass et al ., 1975b ). Conservation status : CR (2019).