Notoraja sereti White, Last & Mana, 2017d Papuan Velvet Skate Notoraja sereti White, Last & Mana, 2017d: 220, Figs 1 –8. Holotype: NTUM 10067. Type locality: southeast of Sek Island, Madang, Papua New Guinea. Local synonymy: Insentiraja subtilispinosa— Fricke et al., 2014: 15 (Madang Province). Notoraja sereti White et al., 2017d: 219, Figs 1 –8 (Madang Province)— White et al., 2018: 216, figs (PNG). PNG voucher material: (3 spec.) NTUM 10042 (paratype), female 458 mm TL, east of Sek Island, Madang, 5°06' S, 145°53' E, 960–980 m depth, 30 Nov. 2012; NTUM 10067 (holotype), female 459 mm TL, southeast of Sek Island, Madang, 5°07' S, 145°53' E, 980 m depth, 2 Dec. 2012; NTUM 10330 (paratype), adolescent male 363 mm TL, Astrolabe Bay, Madang, 5°21' S, 145°53' E, 800–820 m depth, 14 Dec. 2012. Remarks: Only recently discovered based on 3 specimens caught during deepwater surveys off Madang Province in 2012; recently described as a new species by White et al. (2017d). Endemic to PNG.

Published as part of White, William T. & Ko'Ou, Alfred, 2018, An annotated checklist of the chondrichthyans of Papua New Guinea, pp. 1-82 in Zootaxa 4411 (1) on page 50, DOI: 10.11646/zootaxa.4411.1, http://zenodo.org/record/1221878