CottunculusCottunculus is a genus of marine ray-finned fish belonging to the family Psychrolutidae. These fishes are found in the Atlantic, Pacific and Arctic oceans.SpeciesThere are currently 6 recognized species in this genus:Cottunculus granulosus Karrer, 1968 Cottunculus microps Collett, 1875 Cottunculus nudus J. S. Nelson, 1989 Cottunculus sadko Essipov, 1937Cottunculus spinosus Gilchrist, 1906Cottunculus thomsonii Cottunculus tubulosus Byrkjedal & Orlov, 2007