[Neoselachii] Compagno, 1977 - modern sharks and rays see Infraclass Elasmobranchii Bonaparte, 1838 Order Squaliformes Compagno, 1973 - dogfish sharks Family Squalidae Blainville, 1816 - dogfish sharks Genus Scymnodon Barbosa du Bocage & de Brito Capello, 1864 - velvet dogfishes Scymnodon obscurus (Vaillant, 1888) - smallmouth velvet dogfish