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 Squalus crassispinus Last, Edmunds & Yearsley, 2007 Fatspine Spurdog Squalus crassispinus Last, Edmunds & Yearsley, 2007 : 11 , Figs 1 –4. Holotype: CSIRO H 2547-06. Type locality: North West Cape, Western Australia. Local synonymy: Squalus sp.— Fricke et al. , 2014 : 14 (Madang Province); White et al. , 2018 : 36, figs (PNG). PNG voucher material: (3 spec.) CAS 66115, female 655 mm TL, south of Pig Island , Madang , 5°10.41’ S , 145°50.46’ E , 300 m depth, 17 May 1987 ; NTUM 10301 , female 671 mm TL, Bismarck Sea , 13 Dec. 2012 ; QM I 21399, adult male 483 mm TL, off Lae , Huon Gulf , Nov. 1984 . Remarks: First record of this species in PNG and deepest record for this species. Previously considered an Australian endemic, known from off the North West Shelf in Western Australia at depths of 187–262 m (Last & Stevens, 2009). These specimens represent the largest specimens known for this species; previously 580 mm TL. CO1 sequences of the NTUM specimen confirm the identification of this species (Wei-Jen Chen, unpubl. data).