Perrunichthys perruno is the only species of catfish (order Siluriformes) of the monotypic genus Perrunichthys of the family Pimelodidae. It is sometimes called the leopard catfish. This species is native to Colombia and Venezuela, where it occurs in the Lake Maracaibo basin, and reaches a length of 60.0 centimetres (23.6 in) TL.