Chlorokremys Wujek & Thompson, 2008 genus doubtful

Gemellicystis Teiling, 1946 genus accepted

Tachygonium C.Nägeli, 1860 genus doubtful

Fottiella Ettl, 1955 genus accepted

Bulbococcus Korshikov, 1953 genus doubtful

Porochloris Pascher, 1929 genus doubtful

Chlorangiochaete Korshikov, 1953 genus doubtful

Bertholdiella Klebahn, 1892 genus doubtful

Polychaetochloris Pascher, 1940 genus doubtful

Palmophylloites Straus, 1952 genus doubtful

Cyanochaete Kh.Ya.Gobi, 1916 genus doubtful

Pagerogala H.C.Wood, 1872 genus doubtful

Schulziella Teiling, 1942 genus synonym

Octosporiella Kugrens, 1984 genus doubtful

Paulschulzia Skuja, 1948 genus accepted

Placosphaera P.-A.Dangeard, 1889 genus doubtful

Apiocystis Nägeli, 1849 genus accepted

Phacomyxa Skuja, 1956 genus accepted

Tetraspora Link ex Desvaux, 1818 genus doubtful

Stapfia Chodat, 1897 genus doubtful

Tetraspora Link Ex Descaux, 1909 genus doubtful

Tetraspora Link genus accepted

Chaetopeltis genus doubtful

Chaetochloris Pascher & Korshikov, 1932 genus doubtful