Species (22.489)
- Helicostoma notatum Möbius 1888
- Grossglockneria hyalina Foissner 1985
- Gruberella oviformis Gruber 1884
- Gruberia aculeata Ozaki & Yagiu 1941
- Gruberia beninensis Dragesco & Dragesco-Kernéis 1986
- Gruberia calkinsi Beltrán 1933
- Gruberia binucleata Dragesco 1960
- Gruberia lanceolata Gruber 1884
- Gruberia uninucleata Kahl 1932
- Gruberia uninucleatum Kahl 1932
- Gullmarella faurei Fenchel 1964
- Gymnodinioides sp. Minkiewicz 1912
- Gymnopithus ovatus Kahl 1926
- Gymnozoum intermedium Agatha, Spindler & Wilbert 1993
- Gymnozoum smalli Dale 1996
- Gymnozoum viviparum Meunier 1910
- Gymnozoum sympagicum Petz, Song & Wilbert 1995
- Haematophagus megaptere Woodcock & Lodge 1920
- Haplocaulus fusiformis Nenninger 1948
- Haplocaulus kahlii Stiller 1931
- Haplocaulus macronucleatus Nenninger 1948
- Haplocaulus nicoleae Precht 1935
- Haplocaulus pelagicus Gajewskaja 1933
- Haplocaulus procerus Nenninger 1948
- Haplocaulus sertulariarum Entz 1884
- Haplocaulus stilleri Piesik 1975
- Haplocaulus walteri Guhl 1985
- Haplocaulus terrenus Foissner 1981
- Haptophryopsis pheretimae Puytorac 1969
- Harmocoma rostellum Deroux ()
- Harmodirus ovum Perty 1852
- Hartmannula angustipilosa Dragesco & Deroux 1968
- Hartmannula entzi Kahl 1931
- Hartmannulopsis dysteriana Deroux & Dragesco 1968
- Hartmannulopsis dysterina Dragesco & Deroux 1968
- Hastarcon islandicus Jankowski 1981
- Hastatella aesculacantha Jarocki & Jacubowska 1927
- Hastatella microradians Gelei 1954
- Hastatella radians Erlanger 1890
- Hausmanniella discoidea Gellert 1956
- Hausmanniella quinquecirrata Gellert 1955
- Hausmanniella patella Kahl 1931
- Helianter putrinum Jankowski 1969
- Helella rhizodrili Kaczanowski 1961
- Hadziina zetae ()
- Habrodon curvatus Perty 1852
- Gyrocorys oxyura Stein 1860
- Hallezia multitentaculata Sand 1895
- Halofolliculina annulata Andrews 1944
- Halofolliculina elegans Claparède & Lachmann 1858
- Halteria acuta Fromentel 1876
- Halsis furcata Stokes 1889
- Halteria bifurcata Tamar 1968
- Halteria bipartita Fromentel 1876
- Halteria chlorelligera Kahl 1932
- Halteria cirrifera Kahl 1935
- Halteria decemsulcata Szabó 1934
- Halteria grandinella Müller 1773
- Halteria lobata Fromentel 1876
- Halteria ovata Fromentel 1874
- Halteria maxima Szabó 1934
- Halteria oblonga Kellicott 1885
- Halteria rubra Lohmann 1908
- Halteria pulex Claparède & Lachmann 1859
- Halteria viridis Fromentel 1876
- Halteria verrucosa Fromentel 1876
- Halteria volvox Claparède & Lachmann 1859
- Halteria vorax Ehrenberg 1831
- Haplocaulus amphibiarum Banina 1982
- Haplocaulus amphiurae Cuénot 1891
- Halteroides tropicum Hirshfield, Isquith & Bhandary 1965
- Halterioforma caudata Horváth 1956
- Haplocaulus brehmi Lüpkes 1975
- Haplocaulus carinogammari Stiller 1963
- Haplocaulus claudicans Penard 1922
- Haplocaulus conosomus Stokes 1889
- Haplocaulus crassicaulis Kent 1881
- Haplocaulus distinguendus Sommer 1951
- Haplocaulus dipneumon Penard 1922
- Haplocaulus eforianus Tucolesco 1962
- Haplocaulus elegans Nenninger 1948
- Haplocaulus epizoicus Sramek-Husek 1948
- Haplocaulus extensus Kahl 1935
- Haplocaulus furcellariae Precht 1935
- Haplocaulus fluviatilis Shubernetskij & Chorik 1977
- Furgasonia trichocystis Stokes 1894
- Gastronauta derouxi Blatterer & Foissner 1992
- Gastrostyla dorsicirrata Foissner 1982
- Gastrostyla hebbalica Rajesekaresetty & Kastori Bai 1961
- Gastrostyla minima Hemberger 1985
- Gastrostyla dubia Dragesco 1954
- Gastrostyla muscorum Kahl 1932
- Gastrostyla philippinensis Shibuya 1931
- Gastrostyla mystacea Stein 1859
- Gastrostyla pulchra Perejaslawzewa 1883
- Gastrostyla stenocephala Borror 1963
- Gastrostyla steinii Engelmann 1862
- Gastrostyla sterkii Wallengren 1890
- Geleia fossata Kahl 1933
- Geleia acuta Dragesco 1960