organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Kingdom Protoctista Hogg, 1860
Phylum Ciliophora Doflein, 1901 - ciliates
Class "Oligohymenophorans"
see Class Oligohymenophorea de Puytorac et al., 1974
Genus Paramecium Müller, 1773
Genus Tetrahymena Furgason, 1940