Phylum Ciliophora Doflein, 1901 - ciliates Subphylum Intramacronucleata Lynn, 1996 - amphiesmates Class Phyllopharyngea de Puytorac et al., 1974 Subclass Suctoria Claparède & Lachmann, 1858 - suctorians Order Exogenida Collin, 1912