Kingdom [Animalia] Linnaeus, 1758 - animals Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818 Class Piroplasmida see Order Piroplasmida Wenyon, 1926 1 Family Theileriidae du Toit, 1918 2 Family Babesiidae Poche, 1913