Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes Subclass Oscillatoriophycidae Hoffmann, Komárek & Kaštovský (2005), nom. inval. Order Chroococcales Ardissone (1887) see Order Chroococcales corrig. Ardissone 1887 Family Prochloraceae Lewin (1977), nom. inval. [monotypic] see Family Prochloraceae Lewin ex Florenzano, Balloni & Materassi (1986), nom. inval. 1 Genus Prochloron Lewin (1977), nom. inval. see Genus Prochloron Lewin ex L.Hoffm. & Greuter (1993)