Kingdom Animalia Linnaeus, 1758 - animals Phylum Chordata Bateson, 1885 - chordates Class Actinopterygii Woodward, 1891 - ray-finned fishes Order Cypriniformes Rafinesque, 1810 - carps Family Catostomidae - suckers Genus Catostomus Lesueur, 1817 Catostomus leopoldi Siebert & Minckley, 1986 - Bavispe sucker