Species (237)
- Stichotricha urnula Gruber 1882
- Strongylidium californicum Kahl 1932
- Strongylidium arenicola Dragesco 1960
- Strongylidium deflectum Tucolesco 1962
- Strongylidium granuliferum Foissner 1987
- Tachysoma perisincirra Hemberger 1985
- Strongylidium crepidatum Wang 1940
- Strongylidium crassum Sterki 1878
- Strongylidium contortus Gelei 1954
- Strongylidium labiatum Kahl 1932
- Strongylidium lanceolatum Kowalewski 1882
- Strongylidium marititum Wang & Nie 1932
- Strongylidium mucicola Kahl 1932
- Strongylidium muscorum Kahl 1932
- Strongylidium packi Calkins 1902
- Strongylidium wilberti Foissner 1982
- Strongylidium polystichum Kahl 1932
- Stichotricha acuminata Wang 1930
- Stichotricha aculeata Wrzesniowski 1866
- Stichotricha ampulla Kellicott 1888
- Stichotricha contorta Kahl 1928
- Stichotricha gracilis Möbius 1888
- Stichotricha intermedia Froud 1949
- Terricirra viridis Foissner 1982
- Trachelochaeta bryophila Sramek-Husek 1954
- Uroleptoides quadrinucleatus Foissner 1984
- Urospinula bicaudata Corliss 1960
- Amphisiella gellerti
- Mucotrichidium hospes Ehrenberg 1831
- Parakahliella macrostoma Foissner 1982
- Keratona pediculus
- Uroleptoides quadrinucleata Foissner 1984
- Afroamphisiella abdita Foissner 1997
- Kerona calvitium Müller 1773
- Kerona rotundata Fromentel 1876
- Kerona urostyla C+L
- Spirofilum tubicola Gelei 1944 ssp. natans