Diastylidae Bate, 1856

Alauna Goodsir, 1843

Anchicolurus Stebbing, 1912

Anchistylis Hole, 1945

Astaricilla Dalyell, 1851

Asteracilla Dalyell, 1851

Atlantistylis Reyss, 1975

Brachydiastylis Stebbing, 1912

Colurostylis Calman, 1911

Condylura Berthold, 1827

Condylurus H. Milne Edwards, 1840

Cuma H. Milne Edwards, 1828

Diastylis Say, 1818

Diastyloides G.O. Sars, 1900

Diastylopsis S. I. Smith, 1880

Dic Stebbing, 1910

Dimorphostylis Zimmer, 1921

Divacuma Mühlenhardt-Siegel, 2003

Ekdiastylis Stebbing, 1912

Ekleptostylis Stebbing, 1912

Ektonodiastylis Gerken, Watling & Klitgaard, 2000

Geyserius

Goniacis Sars, 1865

Holostylis Stebbing, 1912

Leptostylis Sars, 1869

Leptostyloides Jones, 1969

Makrokylindrus Stebbing, 1912

Mesostylis Derjavin, 1926

Oxyurostylis Calman, 1912

Pachystylis Hansen, 1895

Paradiastylis Calman, 1904

Paraleptostylis Vassilenko, 1990

Vemakylindrus Bacescu, 1961