Kingdom [Animalia] Linnaeus, 1758 - animals Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818 Class Ciliata see [unranked] ciliates Order Chonotricha Genus [Spirochona] Stein, 1852 1 Spirochona gemmipara Stein, 1852