Agloe Pascher, 1912 (current name source)
Amoeboidium B.V. Timofeev & T.N. Hermann in B.S. Sokolov, 1979 † (current name source)
Catenuata M.S. Yakschin, 1981 † (current name source)
Catenuata M.S. Yakschin, 1981 † (verified source for family)
Caudatopsophosphaera N.G. Pykhova, 1969 † (name verified source)
Caudiculophycus J.W. Schopf, 1968 † (current name source)
Chlorogloeaopsis P.K. Maithy, 1975 † (verified source for family)
Chlorogloeopsidaceae (Mitra) Mitra & Pandey, 1967 accepted as Hapalosiphonaceae Elenkin, 1916 (source of synonymy)
Chlorogloeopsis A.K. Mitra & D.C. Pandey, 1967 (verified source for family)
Chlorogloeopsis A.K. Mitra & D.C. Pandey, 1967 (habitat flag source)
Circulimorpha L.M. Yin & Z.P. Li, 1978 † (verified source for family)
Circulimorpha L.M. Yin & Z.P. Li, 1978 † (current name source)
Colpodellida (additional source)
Devoniana L.A. Sergeeva, 1979 † (verified source for family)
Devoniana L.A. Sergeeva, 1979 † (current name source)
Heterocyanococcus Kufferath, 1929 (verified source for family)
Rhodelphida (additional source)
Rhodelphidae Tikhonenkov, Gawryluk, Mylnikov & Keeling in Gawryluk, Tikhonenkov, Hehenberger, Filip, Mylnikov & Keeling, 2019 (additional source)

 Taxonomic remark

 for Colpodellida

Zoological order recognised in Ruggiero et al., 2015 and Adl et al., 2019 (in the latter, as unplaced in ... [details]

 Taxonomic remark

 for Rhodelphida

AlgaeBase (2024) treats this order under the botanical Code, as Rhodelphidales Tikhonenkov, Gawryluk, Mylnikov & ... [details]

 Taxonomic remark

 for Rhodelphidae Tikhonenkov, Gawryluk, Mylnikov & Keeling in Gawryluk, Tikhonenkov, Hehenberger, Filip, Mylnikov & Keeling, 2019

AlgaeBase (2024) treats this family under the botanical Code, as Rhodelphidaceae Tikhonenkov, Gawryluk, Mylnikov & ... [details]