Prochlorotrichaceae Burger-Wiersma et al. 1989 Prochlorotrichaceae Burger-Wiersma et al. 1989 Prochlorothrix Burger-Wiersma et al. 1989 emend. McNeill et al. 2006 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 Prochlorotrichaceae Burger-Wiersma et al. 1989 Prochlorales (ex Lewin 1977) Florenzano et al. 1986 Prochloraceae (ex Lewin 1977) Florenzano et al. 1986 Prochlorothrix Burger-Wiersma et al. 1989 emend. McNeill et al. 2006 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 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 Pinevich A.V. Averina S.G. Velichko N.V. Another View on the Role of Photosynthetic Pigments in Taxonomy of Oxygenic-Phototrophic Bacteria: Proposed Rejection of the Order Prochlorales Florenzano, Balloni, and Materassi 1986 (Emend. Burger-Wiersma, Stal, and Mur 1989), the Family Prochloraceae Florenzano, Balloni, and Materassi 1986, and the Family Prochlorotrichaceae Burger-Wiersma, Stal, and Mur 1989 1997 47 4 1264 1267 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-47-4-1264 Pinevich et al. 1997 propose that this name should be rejected. However, there is no official opinion.