Kingdom [Animalia] Linnaeus, 1758 - animals Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818 Class Ciliata see [unranked] ciliates Order Suctoria Genus [Choanophrya] Hartog, 1902 1 Choanophrya infundibulifera (Hartog, 1881) Hartog, 1902