Eukaryota  >  Ciliophora  >  Oligohymenophorea  >  Pleuronematida

Family	Genus	Species
Conchophthiridae	1	7
Ctedoctematidae	1	1
Cyclidiidae	5	32
Eurystomatellidae	2	2
Histiobalantiidae	1	5
Peniculistomatidae	2	2
Pleuronematidae	2	35