Chthoniobacter Sangwan et al. 2004 Chthoniobacter Sangwan et al. 2004 Chthoniobacter flavus Sangwan et al. 2004 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Verrucomicrobia (sic) Hedlund 2021 Verrucomicrobiota corrig. Hedlund 2021 Spartobacteria Sangwan et al. 2004 Chthoniobacterales Sangwan et al. 2004 Chthoniobacteraceae Sangwan et al. 2004 Chthoniobacter Sangwan et al. 2004 Chthoniobacteraceae Sangwan et al. 2004 Terrimicrobium Qiu et al. 2014 Xiphinematobacter Vandekerckhove et al. 2000 Udaeobacter Brewer et al. 2016 Chthoniobacter flavus Sangwan et al. 2004 Sangwan P. Chen X. Hugenholtz P. Janssen P.H. Chthoniobacter flavus gen. nov., sp. nov., the First Pure-Culture Representative of Subdivision Two, Spartobacteria classis nov., of the Phylum Verrucomicrobia 2004 70 5875 5881 Applied and Environmental Microbiology Appl Environ Microbiol 0099-2240 1098-5336 10.1128/AEM.70.10.5875-5881.2004 15466527 Sangwan P. Chen X. Hugenholtz P. Janssen P.H. Chthoniobacter flavus gen. nov., sp. nov., the First Pure-Culture Representative of Subdivision Two, Spartobacteria classis nov., of the Phylum Verrucomicrobia 2004 70 5875 5881 Applied and Environmental Microbiology Appl Environ Microbiol 0099-2240 1098-5336 10.1128/AEM.70.10.5875-5881.2004 15466527