Incertae sedis 164 None 2015 Incertae sedis 164 None 2015 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Chloroflexi (sic) Garrity and Holt 2021 emend. Hugenholtz and Stackebrandt 2004 non Chloroflexi Gupta et al. 2013 Chloroflexota corrig. Garrity and Holt 2021 emend. Hugenholtz and Stackebrandt 2004 Chloroflexia corrig. Gupta et al. 2013 Chloroflexi (sic) Gupta et al. 2013 non Chloroflexi Garrity and Holt 2021 Incertae sedis 164 None 2015 Chloroflexia corrig. Gupta et al. 2013 Chloroflexi (sic) Gupta et al. 2013 non Chloroflexi Garrity and Holt 2021 Herpetosiphonales Castenholz 2013 Kallotenuales Cole et al. 2013 Chloroflexales Boone and Castenholz 2013 Incertae sedis 530 Ward et al. 2017 Incertae sedis 165 None 2015 Castenholz R.W. Garrity G.M. Boone D.R. Castenholz R.W. Class I. "Chloroflexi" 2001 1 2 427 Bergey's Manual of Systematic Bacteriology Springer New York No reference is available 2015