HomeFish encyclopediaSharks and RaysGround sharksCat sharksMcMillan's cat shark McMillan's cat shark (Parmaturus macmillani) Scientific name: Parmaturus macmillani Hardy, 1985 The McMillan's cat shark (Parmaturus macmillani) is a marine fish of the family Scyliorhinidae. Native range: Southwest in the Indian Ocea, Madagascar and the Pacific, New Zealand. BiologyA rare and poorly known species inhabiting the lower continental slope.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParmaturus macmillaniFamilyScyliorhinidae (Cat sharks)OrderCarcharhiniformes (Ground sharks)ClassElasmobranchii (Sharks and Rays)Maximum length45.0Depth range670–1500 m (2198–4921 ft)EnvironmentMarine; bathydemersal; depth range 670 - 1500 mClimateDeep-waterDistributionSouthwest in the Indian Ocea, Madagascar and the Pacific, New Zealand.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026