Geobacillus subterraneus Nazina et al. 2001 emend. Poli et al. 2012 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Firmicutes (sic) Gibbons and Murray 2021 Bacillota corrig. Gibbons and Murray 2021 Firmacutes (sic) Gibbons and Murray 2021 Bacilli Ludwig et al. 2010 Bacillales Prévot 1953 (Approved Lists 1980) Bacillaceae Fischer 1895 (Approved Lists 1980) Geobacillus Nazina et al. 2001 emend. Aliyu et al. 2018 Geobacillus subterraneus Nazina et al. 2001 emend. Poli et al. 2012 Geobacillus Nazina et al. 2001 emend. Aliyu et al. 2018 Geobacillus thermoglucosidans corrig. (Suzuki et al. 1984) Nazina et al. 2001 emend. Coorevits et al. 2012 Geobacillus thermoglucosidasius (sic) (Suzuki et al. 1984) Nazina et al. 2001 emend. Coorevits et al. 2012 Geobacillus uzenensis Nazina et al. 2001 Geobacillus thermodenitrificans (Manachini et al. 2000) Nazina et al. 2001 emend. Coorevits et al. 2012 Geobacillus caldoxylosilyticus (Ahmad et al. 2000) Fortina et al. 2001 Geobacillus pallidus (Scholz et al. 1988) Banat et al. 2004 Geobacillus lituanicus Kuisiene et al. 2004 Geobacillus thermoleovorans (Zarilla and Perry 1988) Nazina et al. 2001 emend. Dinsdale et al. 2011 Geobacillus galactosidasius Poli et al. 2012 Geobacillus caldoproteolyticus Chen et al. 2004 Geobacillus vulcani (Caccamo et al. 2000) Nazina et al. 2004 Geobacillus jurassicus Nazina et al. 2005 emend. Coorevits et al. 2012 Geobacillus debilis Banat et al. 2004 Geobacillus gargensis Nazina et al. 2004 Geobacillus thermantarcticus (Nicolaus et al. 2002) Coorevits et al. 2012 Geobacillus thermocatenulatus (Golovacheva et al. 1991) Nazina et al. 2001 emend. Dinsdale et al. 2011 Geobacillus toebii Sung et al. 2002 emend. Coorevits et al. 2012 Geobacillus tepidamans Schäffer et al. 2004 Geobacillus kaustophilus (Priest et al. 1989) Nazina et al. 2001 Geobacillus stearothermophilus (Donk 1920) Nazina et al. 2001 emend. Coorevits et al. 2012 Geobacillus sp. None 2015 Geobacillus icigianus Bryanskaya et al. 2015 Geobacillus yumthangensis Najar et al. 2018 Geobacillus proteiniphilus Semenova et al. 2019 Geobacillus subterraneus aromaticivorans Poli et al. 2013 Geobacillus subterraneus subterraneus (Nazina et al. 2001) Poli et al. 2013 Geobacillus subterraneus subterraneus (Nazina et al. 2001) Poli et al. 2013 Geobacillus subterraneus Nazina et al. 2001 emend. Poli et al. 2012 Nazina T.N. Tourova T.P. Poltaraus A.B. Novikova E.V. Grigoryan A.A. Ivanova A.E. Lysenko A.M. Petrunyaka V.V. Osipov G.A. Belyaev S.S. Ivanov M.V. Taxonomic study of aerobic thermophilic bacilli: descriptions of Geobacillus subterraneus gen. nov., sp. nov. and Geobacillus uzenensis sp. nov. from petroleum reservoirs and transfer of Bacillus stearothermophilus, Bacillus thermocatenulatus, Bacillus thermoleovorans, Bacillus kaustophilus, Bacillus thermodenitrificans to Geobacillus as the new combinations G. stearothermophilus, G. th. 2001 51 2 433 446 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/00207713-51-2-433 11321089 Poli A. Guven K. Romano I. Pirinccioglu H. Guven R.G. Euzeby J.P.M. Matpan F. Acer O. Orlando P. Nicolaus B. Geobacillus subterraneus subsp. aromaticivorans subsp. nov., a novel thermophilic and alkaliphilic bacterium isolated from a hot spring in Sırnak, Turkey 2012 58 6 437 446 The Journal of General and Applied Microbiology J Gen Appl Microbiol 0022-1260 1349-8037 10.2323/jgam.58.437 23337579 Nazina T.N. Tourova T.P. Poltaraus A.B. Novikova E.V. Grigoryan A.A. Ivanova A.E. Lysenko A.M. Petrunyaka V.V. Osipov G.A. Belyaev S.S. Ivanov M.V. Taxonomic study of aerobic thermophilic bacilli: descriptions of Geobacillus subterraneus gen. nov., sp. nov. and Geobacillus uzenensis sp. nov. from petroleum reservoirs and transfer of Bacillus stearothermophilus, Bacillus thermocatenulatus, Bacillus thermoleovorans, Bacillus kaustophilus, Bacillus thermodenitrificans to Geobacillus as the new combinations G. stearothermophilus, G. th. 2001 51 2 433 446 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/00207713-51-2-433 11321089