Ectothiorhodospiraceae Imhoff 1984 emend. Imhoff et al. 2022 Ectothiorhodospira Pelsh 1936 (Approved Lists 1980) Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Chromatiales Imhoff 2005 Ectothiorhodospiraceae Imhoff 1984 emend. Imhoff et al. 2022 Chromatiales Imhoff 2005 Chromatiaceae Bavendamm 1924 (Approved Lists 1980) emend. Sisinthy et al. 2017 Halothiobacillaceae Kelly and Wood 2005 emend. Boden 2017 Granulosicoccaceae Lee et al. 2008 Thioalkalispiraceae Mori et al. 2011 Incertae sedis 161 None 2015 Wenzhouxiangellaceae Wang et al. 2015 Woeseiaceae Du et al. 2015 Aquichromatiaceae Yang et al. 2017 Thioprofundaceae Kojima et al. 2017 Thiocapsaceae Bavendamm 1924 (Approved Lists 1980) Thioalkalibacteraceae Boden 2017 Competibacteraceae McIlroy et al. 2014 Thiorhodospira Bryantseva et al. 1999 Alkalilimnicola corrig. Yakimov et al. 2001 Alcalilimnicola (sic) Yakimov et al. 2001 Arhodomonas Adkins et al. 1993 Thioalkalivibrio (sic) Sorokin et al. 2001 emend. Banciu et al. 2004 Thialkalivibrio corrig. Sorokin et al. 2001 emend. Banciu et al. 2004 Alkalispirillum Rijkenberg et al. 2002 Halorhodospira Imhoff and Süling 1997 emend. Imhoff et al. 2022 Nitrococcus Watson and Waterbury 1971 emend. Watson 1974 (Approved Lists 1980) Aquisalimonas Márquez et al. 2007 Ectothiorhodosinus Gorlenko et al. 2007 Ectothiorhodospira Pelsh 1936 (Approved Lists 1980) Natronocella Sorokin et al. 2007 Methylohalomonas Sorokin et al. 2007 Methylonatrum Sorokin et al. 2007 Thiohalospira Sorokin et al. 2008 Plasticicumulans Jiang et al. 2011 Maricoccus Li et al. 2013 Spiribacter León et al. 2014 Oceanococcus Li et al. 2014 Thiogranum Mori et al. 2015 Thiohalomonas Sorokin et al. 2007 emend. Mori et al. 2015 Acidihalobacter Cárdenas et al. 2015 Halopeptonella Menes et al. 2016 Inmirania Slobodkina et al. 2016 Halofilum Xia et al. 2017 Acidiferrobacter Hallberg et al. 2011 Thioalbus Park et al. 2011 Natronospira Sorokin et al. 2017 Ovatibacter corrig. Dirren and Posch 2016 Ovatusbacter (sic) Dirren and Posch 2016 Endonucleariibacter corrig. Dirren et al. 2014 Endonucleariobacter (sic) Dirren et al. 2014 Li G. Lai Q. Liu X. Sun F. Du Y. Li G. Shao Z. 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