Protozoa Goldfuss, 1818 - protozoans Phylum Ciliophora Doflein, 1901 - ciliates Class Kinetofragminophorea - kinetofragminophoreans see Phylum Ciliophora Doflein, 1901 Subclass Suctoria Claparède & Lachmann, 1858 - suctorians Order Suctorida see Subclass Suctoria Claparède & Lachmann, 1858