Actinochloridaceae family accepted

Gloeodendraceae Korshikov, 1953 family accepted

Planktogloea Skuja, 1948 genus accepted

Tetrasporites P. Fliche, 1886 genus accepted

Characiochloridaceae family accepted

Chlorangiellaceae Bourrelly ex Fott family accepted

Palmellaceae family accepted

Sphaerocystidaceae family accepted

Tetrasporaceae family accepted