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 Deania quadrispinosa (McCulloch, 1915) Longsnout Dogfish Acanthidium quadrispinosum McCulloch, 1915: 100 , pl. 14 (figs 5–8). Holotype : AMS E.5452 [or E.5453] missing. Type locality: between Gabo Island and Cape Everard in Victoria , Australia . Local synonymy: White et al. , 2018 : 50, figs (PNG). PNG voucher material: (1 spec.) NTUM 10310 , female 310 mm TL, Hanisch Harbour , Huon Gulf , 6°45’ S , 147°38’ E , 480–680 m depth, 10 Dec. 2012 . Remarks: The status of the various nominal species of Deania is currently under investigation by Sho Tanaka (pers. comm.).