Species (15.149)
- Holophrya globulifera
- Hemicylcliostyla sphagni Stokes 1886
- Clathratostoma ovum
- Hemicylclostyla trichota
- Hemigastrostyla stenocephala Borror 1963
- Hemigastrostyla enigmatica Dragesco & Dragesco-Kernéis 1986
- Hemiophrya benedeni
- Hemionotus caudatus Kahl 1933
- Hemiophrya crustaceorum
- Hemiophrya gemmipara
- Hemiophrya microsoma
- Hemiophrya pusilla
- Hemiophrya saville
- Hemiophrya thouleti
- Hemiophrya truncata
- Heterocinetopsis krzysiki
- Heterocinetopsis uniodiarum
- Hexagonifera glabra
- Hexagonifera chlamydata
- Hyloplotes appendiculatus
- Hypocoma rostrellum
- Hypocoma hyperparasitica
- Hypocomagalma fluminocolae Kozloff 1946
- Hypocomagalma goniobasidis Kozloff 1946
- Hypocomagalma phoronopsidis Kozloff 1945
- Hypocomatidium jarockii
- Hypocomella chattoni
- Hypocomatidium sphaeri
- Hypocomella macomae
- Hypocomella maziarski
- Hypocomella phoronopsidis Kozloff 1945
- Hypocomella janickii
- Hypocomella quatuor
- Marituja caudata
- Hypocomella raabei
- Hypocomida tegularum
- Hypocomida patellarum
- Hypocomides elsinoi Fenchel 1965
- Hypocomides elsinora Fenchel 1965
- Hypocomides hiatellae
- Hypocomides musculus
- Hypocomides mytili
- Hypocomina carinata
- Hypocomidium granum
- Hypotrichidium deflectum
- Hypotrichidium faurei
- Hysterocineta paludinarum Stein 1861
- Isotricha microstoma
- Jankowskia confunis
- Juxtamesnilella depressa
- Juxtamesnilella maritui
- Juxtamesnilella ochridana
- Juxtamesnilella taupodrili
- Juxtamesnilella variabilis
- Juxtamesnilella ocevskiji
- Juxtamesnilella vermicularis
- Juxtaradiophrya naisensis
- Juxtaradiophrya hochi
- Kahlia acrobates Horváth 1932
- Carchesium pectinatum Zacharias 1897
- Hyalophysa lwoffi
- Strombidium pelagoviride Krainer 1993
- Dictyocysta elegans Ehrenberg 1854 ssp. elegans
- Indosphaera arboreus
- Intranstylum asselicola
- Intranstylum asellicolum
- Intranstylum barendrechti
- Intranstylum brachymyon
- Intranstylum coniferum
- Intranstylum duplicatum
- Intranstylum gammari
- Intranstylum elegans
- Intranstylum invaginatum ssp. invaginatum
- Intranstylum intermedium
- Intranstylum longum
- Intranstylum ovulum
- Intranstylum steinii Wrzesniowski 1877
- Intranstylum ranae
- Intranstylum rheophilum
- Intranstylum variabilis
- Intranstylum triformum
- Epalxella oligotricha
- Hystrichostrogylon membraniphorum
- Hystrichosphaerina schindewolfi
- Hystrichosphaerina turonica
- Ichthyophthirius multifilis
- Isochonopsis kergueleni Batisse & Crumeyrolle 1988
- Bursaridium pseudobursaria Faure-Fremiet 1924
- Prorodon teres Kahl 1927 ssp. postogivalis
- Balanion planktonicum
- Epistylis puerneri
- Kolpoda cucullio Müller 1786
- Kolpoda luganensis Perty 1852
- Kolpoda ren Müller 1773
- Kondylostoma patulum
- Laboea pulchrum Kopperi 1937
- Laboea conica
- Laboea globosa
- Laboea ovale
- Lacrimaria flagellifera