Fam. Trichophryidae Fraipont, 1878

- Actinobranchium Jankowski, 1967
- Astrophrya Awerinzew, 1904 [syn. of Dendrosoma]
- Capriniana Mazzarelli, 1906 [Strand, 1928; syn. of Trichophrya]
- Heliophrya Saedeleer & Tellier, 1930 [Matthes, 1954]
- Marinecta Jankowski, 1973
- Phagobranchium Jankowski, 1967 [syn. of Capriniana or Trichophrya]
- Platophrya Gönnert, 1935 [obj. syn. of Heliophrya]
- Tetraedrophrya Zykoff, 1902 [nomen nudum]
- Trichophrya Claparède & Lachmann, 1859