Alkalispirochaeta americana (Hoover et al. 2003) Sravanthi et al. 2016 emend. Hördt et al. 2020 Alkalispirochaeta americana (Hoover et al. 2003) Sravanthi et al. 2016 emend. Hördt et al. 2020 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Spirochaetota corrig. Garrity and Holt 2021 Spirochaetes (sic) Garrity and Holt 2021 non Spirochaetes Cavalier-Smith 2002 Spirochaetia (Cavalier-Smith 2002) Paster 2020 Spirochaetales Buchanan 1917 (Approved Lists 1980) emend. Hördt et al. 2020 Spirochaetaceae Swellengrebel 1907 (Approved Lists 1980) emend. Hördt et al. 2020 Alkalispirochaeta Sravanthi et al. 2016 Alkalispirochaeta americana (Hoover et al. 2003) Sravanthi et al. 2016 emend. Hördt et al. 2020 Alkalispirochaeta Sravanthi et al. 2016 Alkalispirochaeta cellulosivorans Sravanthi et al. 2016 Alkalispirochaeta alkalica (Zhilina et al. 1996) Sravanthi et al. 2016 emend. Hördt et al. 2020 Alkalispirochaeta sphaeroplastigenens (Vishnuvardhan Reddy et al. 2013) Sravanthi et al. 2016 emend. Hördt et al. 2020 Alkalispirochaeta odontotermitis (Sravanthi et al. 2015) Sravanthi et al. 2016 Alkalispirochaeta americana (Hoover et al. 2003) Sravanthi et al. 2016 emend. Hördt et al. 2020 Spirochaeta americana Hoover et al. 2003 Hoover R.B. Pikuta E.V. Bej A.K. Marsic D. Whitman W.B. Tang J. Krader P. Spirochaeta americana sp. nov., a new haloalkaliphilic, obligately anaerobic spirochaete isolated from soda Mono Lake in California 2003 53 3 815 821 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.02535-0 12807206 Sravanthi T. Tushar L. Sasikala Ch. Ramana Ch.V. Alkalispirochaeta cellulosivorans gen. nov., sp. nov., a cellulose-hydrolysing, alkaliphilic, halotolerant bacterium isolated from the gut of a wood-eating cockroach (Cryptocercus punctulatus), and reclassification of four species of Spirochaeta as new combinations within Alkalispirochaeta gen. nov. 2016 66 4 1612 1619 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.000865 26704619 Spirochaeta americana Hoover et al. 2003 Sravanthi T. Tushar L. Sasikala Ch. Ramana Ch.V. Alkalispirochaeta cellulosivorans gen. nov., sp. nov., a cellulose-hydrolysing, alkaliphilic, halotolerant bacterium isolated from the gut of a wood-eating cockroach (Cryptocercus punctulatus), and reclassification of four species of Spirochaeta as new combinations within Alkalispirochaeta gen. nov. 2016 66 4 1612 1619 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.000865 26704619 Hördt A. García-López M. Meier-Kolthoff J.P. Tindall B.J. Weinhold L.-M. Gronow S. Kyrpides N. Woyke T. Schleuning M. Göker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria 2020 11 468 Frontiers in Microbiology Front. Microbio. 1664-302X 10.3389/fmicb.2020.00468 32373076