Prochlorales (ex Lewin 1977) Florenzano et al. 1986 Prochloron Florenzano et al. 1986 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Cyanobacteria Woese et al. 1985 emend. McNeill et al. 2006 non Cyanobacteria Woese et al. 2006 Photobacteria Gibbons and Murray 1978 (Approved Lists 1980) Oxyphotobacteriae Gibbons and Murray 1978 Prochlorales (ex Lewin 1977) Florenzano et al. 1986 Oxyphotobacteriae Gibbons and Murray 1978 Cyanobacteriales (Stanier 1973) Gibbons and Murray 1978 Prochlorotrichaceae Burger-Wiersma et al. 1989 Prochloraceae (ex Lewin 1977) Florenzano et al. 1986 Gibbons N.E. Murray R.G.E. Proposals concerning the higher taxa of Bacteria 1978 28 1 1 6 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-28-1-1 Lewin R.A. Prochloron, type genus of the Prochlorophyta 1977 16 2 217 217 Phycologia Phycologia 0031-8884 http://dx.doi.org/10.2216/i0031-8884-16-2-217.1 Burger-Wiersma T. Stal L.J. Mur L.R. Prochlorothrix hollandica gen. nov., sp. nov., a filamentous oxygenic photoautotrophic procaryote containing chlorophylls a and b: Assignment to Prochlororales Florenzano, Balloni, and Materassi 1986, with emendation of the ordinal description. 1989 39 3 250 257 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-39-3-250