Alphabetical Listing of Families within this Taxa Group:
family     Ancistridae T2004823
family     Anoplophryidae T2006585
family     Buetschliellidae T2006450
family     Calyptotrichidae T2006657
family     Cinetochilidae T2004870
family     Coelosomidiidae incertae sedis T2006654
family     Coelosomidiidae T2006479
family     Cohnilembidae T2004888
family     Colliniidae T2006537
family     Conidophryidae T2006466
family     Cryptochilidae T2006503
family     Ctedoctematidae T2004900
family     Cyclidiidae T2004866
family     Entodiscidae T2004889
family     Entorhipidiidae T2005059
family     Epistylididae T2005030
family     Foettingeriidae T2005057
family     Frontoniidae T2004873
family     Glaucomidae T2004890
family     Hemispeiridae T2006440
family     Histiobalantiidae T2004891
family     Hysterocinetidae T2006608
family     Ichthyophthiriidae T2004902
family     Lagenophryidae T2006609
family     Leiotrochidae T2006464
family     Lembadionidae T2004893
family     Loxocephalidae T2004894
family     Maupasellidae T2006612
family     Opalinopsidae T2006460
family     Operculariidae T2006615
family     Ophryoglenidae T2004895
family     Orchitophryidae T2004877
family     Paralembidae T2006655
family     Parameciidae T2005031
family     Parauronematidae T2004896
family     Peniculistomatidae T2004867
family     Philasteridae T2004878
family     Pleuronematidae T2004868
family     Pseudocohnilembidae T2004879
family     Scyphidiidae T2006441
family     Tetrahymenidae T2004897
family     Thigmophryidae T2006656
family     Trichodinidae T2012126
family     Turaniellidae T2004899
family     Urceolariidae T2006487
family     Urocentridae T2004898
family     Uronematidae T2004355
family     Vaginicolidae T2006442
family     Vorticellidae T2002474
family     Zoothamniidae T2004138