Acrochaetiales (basis of record)
Acrosymphytales (basis of record)
Ahnfeltiales (current name source)
Asterochloris Tschermak-Woess, 1980 (verified source for family)
Balbianiales (current name source)
Bangiopsis F. Schmitz, 1896 (verified source for family)
Bangiopsis F. Schmitz, 1896 (current name source)
Bonnemaisoniales (current name source)
Callonema Reinsch, 1875 accepted as Chroodactylon Hansgirg, 1885 (verified source for family)
Ceramiales (current name source)
Chroodactylon Hansgirg, 1885 (current name source)
Chroodactylon Hansgirg, 1885 (verified source for family)
Chroothece A. Hansgirg in Wittrock & Nordstedt, 1884 (verified source for family)
Chroothece A. Hansgirg in Wittrock & Nordstedt, 1884 (current name source)
Colacodictyon J. Feldmann, 1955 (verified source for family)
Colacodictyon J. Feldmann, 1955 (current name source)
Colaconematales (current name source)
Compsopogonophyceae (current name source)
Corallinales (current name source)
Dictyochloropsis L. Geitler, 1966 (verified source for family)
Empselium G.I. Hansen & R.F. Scagel in D.J. Garbary, G.I. Hansen & R.F. Scagel, 1981 (current name source)
Empselium G.I. Hansen & R.F. Scagel in D.J. Garbary, G.I. Hansen & R.F. Scagel, 1981 (verified source for family)
Erythropeltidales (name verified source)
Galdieriaceae Merola in Merola, Castaldo, De Luca, Gambardella, Musacchio & Taddei, 1981 (current name source)
Galdieriaceae Merola in Merola, Castaldo, De Luca, Gambardella, Musacchio & Taddei, 1981 (basis of record)
Gelidiales (basis of record)
Goniotrichiopsis G.M. Smith accepted as Goniotrichopsis G.M. Smith, 1943 (basis of record)
Goniotrichiopsis G.M. Smith accepted as Goniotrichopsis G.M. Smith, 1943 (verified source for family)
Gracilariales (basis of record)
Gracilariales (current name source)
Halymeniales (current name source)
Lobosphaera Reisigl, 1964 (verified source for family)
Myrmecia Printz, 1920 (verified source for family)
Neevea Batters, 1900 (verified source for family)
Neevea Batters, 1900 (current name source)
Nemaliales (current name source)
Nemastomatales (basis of record)
Pabia Friedl & O'Kelly, 2002 (verified source for family)
Palmariales (current name source)
Parietochloris S. Watanabe & G.L. Floyd, 1990 (verified source for family)
Petrovanella Kylin, 1956 (verified source for family)
Petrovanella Kylin, 1956 (source of synonymy)
Peyssonneliales (basis of record)
Pihiellales (current name source)
Plocamiales (basis of record)
Porphyridiales (current name source)
Rhodachlyaceae G.W. Saunders, S.L. Clayden, J.L. Scott, K.A. West, U. Karsten & J.A. West, 2008 (current name source)
Rhodachlyales (current name source)
Rhodellales (current name source)
Rhodogorgonales (current name source)
Rhodosorus L. Geitler, 1930 (verified source for family)
Rhodosorus L. Geitler, 1930 (current name source)
Rhodospora L. Geitler, 1927 (current name source)
Rhodospora L. Geitler, 1927 (verified source for family)
Rhodymeniales (current name source)
Rufusiaceae G.C. Zuccarello & J.A. West in Zuccarello et al., 2008 (basis of record)
Rufusiaceae G.C. Zuccarello & J.A. West in Zuccarello et al., 2008 (current name source)
Schroederella Pavillard, 1913 accepted as Detonula F. Schütt ex G.B. De Toni, 1894 (source of synonymy)
Sebdeniales (current name source)
Stylonema Reinsch, 1875 (current name source)
Stylonema Reinsch, 1875 (verified source for family)
Thoreales (basis of record)
Trebouxia Puymaly, 1924 (verified source for family)
Trebouxiaceae Friedl (current name source)
Trebouxiaceae Friedl (basis of record)
Trebouxiales (current name source)
Trochisciopsis Vinatzer, 1975 (verified source for family)
Watanabea N. Hanagata, I. Karube, M. Chihara & P.C. Silva, 1998 (verified source for family)