An annotated checklist of the chondrichthyans of Papua New Guinea Author White, William T. Author Ko’Ou, Alfred text Zootaxa 2018 2018-04-19 4411 1 1 82 journal article 30231 10.11646/zootaxa.4411.1 abf8082d-c179-4cb2-acc4-3cdef16c4341 1175-5326 1221878 255EE06E-3171-41F3-BB3D-E7D29537A292 Sphyrna mokarran (Rüppell, 1837) Great Hammerhead Zygaena mokarran Rüppell, 1837: 66 , pl. 17 (fig. 3). Lectotype : SMF 3590 (stuffed); lectotype designation by Klausewitz (1960) . Type locality: Massawa , Eritrea , Red Sea . Local synonymy: Sphyrna tudes— Filewood, 1973 : 2 (PNG). Sphyrna mokarran— Kailola, 1987 : 21 (western Papua; Hall Sound; Port Moresby; Bootless Bay; Salamaua); White et al. , 2018 : 188, figs (PNG). PNG voucher material: (2 spec.) KFRS E.176 (dried jaws), Tatana, Fairfax Harbour, Port Moresby , 7 Oct. 1965 ; KFRS E.259 (dried jaws), Kanudi Bay, Port Moresby , 4 Aug. 1966 . Remarks: First recorded from PNG by Filewood (1973) as S. tudes (= mokarran ). Recorded from prawn trawl fishery bycatch and from coastal fisheries catches during recent surveys, but in low numbers.