Eukaryota  >  Ciliophora  >  Oligohymenophorea

Family	Genus	Species
Anaerocyclidiidae	1	8
Ancistridae	2	5
Anoplophryidae	3	9
Apofrondoniidae	1	2
Astylozoidae	1	1
Bromeliophryidae	2	11
Buetschliellidae	1	1
Cinetochilidae	4	9
Cinetochilididae	1	1
Citrithrixidae	1	1
Clausilocolidae	2	3
Cohnilembidae	2	4
Colliniidae	4	8
Conchophthiridae	1	7
Cryptochilidae	1	2
Ctedoctematidae	1	1
Cyclidiidae	5	31
Deltopylidae	1	1
Epistylidae	7	71
Eurystomatellidae	2	2
Foettingeriidae	4	13
Frontoniidae	2	70
Glaucomidae	2	37
Glauconematidae	4	7
Haptophryidae	1	3
Hemispeiridae	2	3
Histiobalantiidae	1	5
Hysterocinetidae	2	2
Lagenophryidae	1	1
Leiotrochidae	1	1
Lembadionidae	1	8
Loxocephalidae	6	15
Opalinopsidae	1	3
Operculariidae	3	17
Ophrydiidae	1	6
Opisthonectidae	2	9
Orchitophryidae	5	18
Parameciidae	1	89
Parauronematidae	0	1
Peniculistomatidae	2	2
Philasteridae	11	29
Pleuronematidae	2	34
Pseudocohnilembidae	1	7
Pseudocolliniidae	1	1
Radiophryidae	5	13
Schizocaryidae	1	2
Scyphidiidae	3	7
Stokesiidae	2	5
Tetrahymenidae	2	235
Thigmophryidae	1	3
Trichodinidae	5	74
Turaniellidae	3	32
Urocentridae	1	8
Uronematidae	6	29
Urozonidae	1	1
Usconophryidae	1	2
Vaginicolidae	6	33
Vorticellidae	7	133
Zoothamnidae	3	76