Hyalocharacium Pascher, 1929 genus doubtful

Korshikoviella P.C.Silva, 1959 genus accepted

Tetraciella Pascher & Petrová, 1930 genus doubtful

Craniocystis Korshikov, 1924 genus doubtful

Hydrocytium A.Braun, 1855 genus doubtful

Rhodoessa M.Perty, 1852 genus doubtful

Bicuspidellopsis Korshikov, 1953 genus doubtful

Korschikoviella genus homotypic synonym

Pulvinococcus Tschermak, 1943 genus doubtful

Actidesmium Reinsch, 1875 genus accepted

Deuterocharacium Petrý, 1969 genus doubtful

Pseudoschroederia Hegewald & Schnepf, 1986 genus doubtful

Lanceola F.Hindák, 1988 genus accepted

Marthea Pascher, 1918 genus doubtful

Characiellopsis M.O.P.Iyengar, 1975 genus doubtful

Characiella Schmidle, 1902 genus doubtful

Chloroplana M.M.Hollerbach, 1936 genus doubtful

Lambertia Korshikov, 1953 genus synonym

Fernandinella Chodat, 1922 genus accepted

Sykidion E.P.Wright, 1881 genus accepted

Acrochasma O.Korshikov, 1953 genus doubtful

Ascidium A.Braun, 1850 genus synonym

Characium A.Braun ex Kütz. genus doubtful

Schroederia Lemmermann, 1898 genus accepted

Characium A.Braun, 1849 genus accepted

Sycidion B.Eichler & R.Gutwinski, 1894 genus synonym

Pseudocharacium Korshikov, 1953 genus accepted

Ankyra Fott, 1957 genus accepted