666 Centroscymnus owstonii Garman, 1906 Somniosidae Sleeper sharks Squaliformes Elasmobranchii Roughskin dogfish Atlantic, Pacific and Indian oceans. Western Indian Ocean: from off the Seychelles to the Madagascar Ridge and South Africa. Eastern Indian Ocean off Indonesia and southwestern Australia. Southwestern Pacific: off Australia, New Caledonia and New Zealand. Northwestern Pacific: off Japan and from the Hawaiian-Emperor seamount chain. Southeastern Pacific: west of Chile. Southwestern Atlantic: off French Guiana, Brazil, and Uruguay. Northwestern Atlantic: Gulf of Mexico. Eastern Atlantic: from off the Azores in the North to off South Africa in the south. AMNH 13038 Centroscymnus owstoni AMNH 44072 Centroscymnus owstoni FISH 1556981 1979 Centroscymnus owstoni 460 - 800 m FISH 1556969 1979 Centroscymnus owstoni 460 - 800 m FISH 1556968 1979 Centroscymnus owstoni 460 - 800 m FISH 1556967 1979 Centroscymnus owstoni 460 - 800 m FISH 1556966 1979 Centroscymnus owstoni 460 - 800 m FISH 1556965 1979 Centroscymnus owstoni 460 - 800 m ISH 3698-1979 1979 Centroscymnus owstoni 1000 - 1016 m MOVI 24558 1994 Centroscymnus owstonii 260 m MOVI 04664 1995 Centroscymnus owstonii 700 m MOVI 25830 1995 Centroscymnus owstonii