Macrostomida Karling, 1940
Antromacrostomum Faubel, 1974
Archimacrostomum Ferguson, 1954
Bradburia Faubel, Blome & Cannon, 1994
Bradynectes Rieger, 1971
Dunwichia Faubel, Blome & Cannon, 1994
Inframacrostomum Ferguson, 1954
Macrostoma Örsted, 1843
Macrostomum Schmidt, 1848
Myozona Marcus, 1949
Omalostomum Beneden, 1870
Promacrostomum An der Lan, 1939
Protomacrostomum Steinböck, 1935
Psammomacrostomum Ax, 1966
Scillivortex
Siccomacrostomum Schmidt & Sopott-Ehlers, 1976
Unsia
