Rhabditophora Ehlers, 1985
Acholadidae Hickman & Olsen, 1955
Acrumenidae Karling, 1980
Actinodactylellidae Benham, 1901
Aculeorhynchidae Schilke, 1969
Anoplorhynchux
Bertiliellidae Rieger & Sterrer, 1975
Byrsophlebidae Graff, 1905
Cicerinidae Meixner, 1928
Ciliopharyngiellidae Ax, 1952
Crassicollidae Dean, 1977
Cystiplanidae Karling, 1964
Cytocystidae Karling, 1964
Diascorhynchidae Meixner, 1929
Elvertia Noldt, 1989
Gnathorhynchidae Meixner, 1929
Gyratricidae Graff, 1905
Hyperhynchus
Hypoblepharinidae Bohmig, 1914
Karkinorhynchidae Meixner, 1928
Koinocystididae Meixner, 1924
Luridae Sterrer & Rieger, 1990
Micropalaeosoma Poinar, 2004
Nematorhynchidae Schilke, 1969
Octaculeatus
Palaeosoma Poinar, 2003
Placorhynchidae Meixner, 1938
Polycystididae Graff, 1905
Prostoma Örsted, 1843
Psammorhynchidae Karling, 1956
Rhynchokarlingiidae Timoshkin, 2004
Schizorhynchidae Graff, 1905
Scutariellidae Annandale, 1912
Solenopharyngidae Graff, 1882
Ventrociliella Kolasa, 1977
