Order Stichotrichida Fauré-Fremiet, 1961

Fam. Amphisiellidae Jankowski, 1979
Fam. Epiclintidae Wicklow & Borror, 1990
Fam. Kahliellidae Tuffrau, 1979
Fam. Keronidae Dujardin, 1840
Fam. Psilotrichidae Bütschli, 1889
Fam. Spirofilidae von Gelei, 1929
Fam. Strongylidiidae Fauré-Fremiet, 1961

Incertae sedis in Order Stichotrichida

- Balladinopsis Ghosh, 1921 [nomen dubium]
- Klonostricha Vuxanovici, 1963 [Jankowski, 1979]
- Prooxytricha Poche, 1913 [syn. of Urostyla]
- Psilotrix Gourret & Roeser, 1888
- Stylonethes Sterki, 1878 [nomen dubium]