Neorhabdocoela
Alexlutheria Karling, 1956
Austrodalyellia Hochberg & Cannon, 2002
Axia Luther, 1955
Axiola Luther, 1955
Beauchampiola Luther, 1957
Castrella Fuhrmann, 1900
Dalyellia Gieysztor, 1938
Dalyellioidarum Steinbock, 1948
Debeauchampiola
Fulinskiella Gieysztor & Szynal, 1939
Gieysztoria Ruebush & Hayes, 1939
Halammovortex Karling, 1943
Haplodidymos Hochberg & Cannon, 2002
Jensenia Graff, 1882
Microdalyella
Microdalyellia Gieysztor, 1938
Nitzschia Baer, 1826
Polliculus Van Steenkiste, Volonterio, Schockaert & Artois, 2008
Sergia Nassonov, 1924
Thalassovortex Papi, 1956
Vaillantiella Luther, 1955
Varsoviella Gieysztor & Wisniewsky, 1947
