Gracilibacillus Wainø et al. 1999 emend. Hirota et al. 2014 Gracilibacillus halotolerans Wainø et al. 1999 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) Gracilibacillus Wainø et al. 1999 emend. Hirota et al. 2014 Bacillaceae Fischer 1895 (Approved Lists 1980) Halalkalibacillus Echigo et al. 2007 emend. He et al. 2020 Lysinibacillus Ahmed et al. 2007 emend. Gupta and Patel 2019 Vulcanibacillus L'Haridon et al. 2006 Cerasibacillus Nakamura et al. 2004 Filobacillus Schlesner et al. 2001 Pontibacillus Lim et al. 2005 emend. Chen et al. 2010 Alkalibacillus Jeon et al. 2005 emend. Li et al. 2021 Salibacillus Wainø et al. 1999 Anoxybacillus Pikuta et al. 2000 emend. Pikuta et al. 2003 Saccharococcus Nystrand 1984 Thalassobacillus García et al. 2005 Piscibacillus Tanasupawat et al. 2007 Salsuginibacillus Carrasco et al. 2007 Viridibacillus Albert et al. 2007 Salimicrobium Yoon et al. 2007 Aquisalibacillus Márquez et al. 2008 Falsibacillus Zhou et al. 2009 Natronobacillus Sorokin et al. 2009 Sediminibacillus Carrasco et al. 2008 emend. Wang et al. 2009 Tumebacillus Steven et al. 2008 Anaerobacillus Zavarzina et al. 2010 emend. Borsodi et al. 2019 Aeribacillus Miñana-Galbis et al. 2010 Microaerobacter Khelifi et al. 2011 Allobacillus Sheu et al. 2011 Marinococcus Hao et al. 1985 emend. Wang et al. 2009 Caldibacillus Coorevits et al. 2012 emend. Gupta et al. 2020 Salisediminibacterium Jiang et al. 2012 emend. Gupta et al. 2020 Alteribacillus Didari et al. 2012 emend. Azmatunnisa Begum et al. 2016 Saliterribacillus Amoozegar et al. 2013 Domibacillus Seiler et al. 2013 emend. Verma et al. 2017 Fictibacillus Glaeser et al. 2013 Texcoconibacillus Ruiz-Romero et al. 2013 Thermolongibacillus Cihan et al. 2014 Pseudogracilibacillus Glaeser et al. 2014 Aquibacillus Amoozegar et al. 2014 Compostibacillus Yu et al. 2015 Jilinibacillus Liu et al. 2015 Alkalilactibacillus Schmidt et al. 2016 Aureibacillus Liu et al. 2015 Salibacterium Reddy et al. 2015 emend. Gupta et al. 2020 Pelagirhabdus Sultanpuram et al. 2016 Terrilactibacillus Prasirtsak et al. 2016 Fermentibacillus Hirota et al. 2016 Salipaludibacillus Sultanpuram and Mothe 2016 Polygonibacillus Hirota et al. 2016 Rubeoparvulum Tidjani Alou et al. 2016 Sinibacillus Yang and Zhou 2014 Tenuibacillus Ren and Zhou 2005 emend. Gao et al. 2013 Paucisalibacillus Nunes et al. 2006 Caldalkalibacillus Xue et al. 2006 emend. Gupta et al. 2020 Salinibacillus Ren and Zhou 2005 Geobacillus Nazina et al. 2001 emend. Aliyu et al. 2018 Melghiribacillus Addou et al. 2015 Thermalkalibacillus Zhao et al. 2006 Streptohalobacillus Wang et al. 2011 Lentibacillus Yoon et al. 2002 emend. Sun et al. 2016 Paraliobacillus Ishikawa et al. 2003 Oceanobacillus Lu et al. 2002 emend. Hirota et al. 2013 Halolactibacillus Ishikawa et al. 2005 emend. Cao et al. 2008 Halobacillus Spring et al. 1996 emend. Yoon et al. 2007 Virgibacillus Heyndrickx et al. 1998 emend. Heyrman et al. 2003 Amphibacillus Niimura et al. 1990 emend. Ren et al. 2013 Ornithinibacillus Mayr et al. 2006 emend. Qu et al. 2019 Bacillus Cohn 1872 (Approved Lists 1980) emend. Gupta et al. 2020 Salirhabdus Albuquerque et al. 2007 Pelagibacillus Kim et al. 2007 Terribacillus An et al. 2007 emend. Krishnamurthi and Chakrabarti 2008 Swionibacillus Li et al. 2017 Lineola Pringsheim 1950 Paralkalibacillus Hirota et al. 2017 Quasibacillus Verma et al. 2017 Desertibacillus Bhatt et al. 2017 Numidum Tidjani Alou et al. 2016 Camelliibacillus Lin et al. 2018 Pueribacillus Wang et al. 2018 Thalassorhabdus Sultanpuram and Mothe 2018 non Thalassorhabdus Choi et al. 2018 Parageobacillus Aliyu et al. 2019 Aliibacillus Xu et al. 2019 Pradoshia Saha et al. 2019 Peribacillus Patel and Gupta 2020 Cytobacillus Patel and Gupta 2020 Mesobacillus Patel and Gupta 2020 Neobacillus Patel and Gupta 2020 Metabacillus Patel and Gupta 2020 Alkalihalobacillus Patel and Gupta 2020 emend. Joshi et al. 2021 Edaphobacillus Lal et al. 2013 Lottiidibacillus Liu et al. 2020 Maribacillus Liu et al. 2019 Margalitia Gupta et al. 2020 Alteribacter Gupta et al. 2020 Ectobacillus Gupta et al. 2020 Evansella Gupta et al. 2020 Fredinandcohnia Gupta et al. 2020 Niallia Gupta et al. 2020 Priestia Gupta et al. 2020 Robertmurraya Gupta et al. 2020 Rossellomorea Gupta et al. 2020 Schinkia Gupta et al. 2020 Siminovitchia Gupta et al. 2020 Sutcliffiella Gupta et al. 2020 Weizmannia Gupta et al. 2020 Gottfriedia Gupta et al. 2020 Heyndrickxia Gupta et al. 2020 Lederbergia Gupta et al. 2020 Litchfieldia Gupta et al. 2020 Calidifontibacillus Adiguzel et al. 2020 Radiobacillus Li et al. 2020 Calculibacillus Min et al. 2021 Salicibibacter Jang et al. 2021 Litoribacterium Mahmoud et al. 2021 Aidingibacillus Wang et al. 2021 Alkalihalobacterium Joshi et al. 2022 Halalkalibacterium Joshi et al. 2022 non Halalkalibacterium Wu et al. 2022 Halalkalibacter Joshi et al. 2022 Shouchella Joshi et al. 2022 Pseudalkalibacillus Joshi et al. 2022 Alkalicoccobacillus Joshi et al. 2022 Alkalihalophilus Joshi et al. 2022 Paenalkalicoccus Xu et al. 2022 Pseudoneobacillus Kämpfer et al. 2022 Gracilibacillus halotolerans Wainø et al. 1999 Gracilibacillus halophilus Chen et al. 2008 Gracilibacillus saliphilus Tang et al. 2009 Gracilibacillus dipsosauri (Lawson et al. 1996) Wainø et al. 1999 Gracilibacillus orientalis Carrasco et al. 2006 Gracilibacillus boraciitolerans Ahmed et al. 2007 Gracilibacillus kekensis Gao et al. 2012 Gracilibacillus alcaliphilus Hirota et al. 2014 Gracilibacillus lacisalsi Jeon et al. 2008 Gracilibacillus ureilyticus Huo et al. 2010 Gracilibacillus quinghaiensis Chen et al. 2008 Gracilibacillus xinjiangensis Yang et al. 2013 Gracilibacillus thailandensis Chamroensaksri et al. 2010 Gracilibacillus bigeumensis Kim et al. 2012 Gracilibacillus massiliensis Diop et al. 2016 Gracilibacillus marinus Huang et al. 2013 Gracilibacillus salitolerans Gan et al. 2020 Gracilibacillus oryzae He et al. 2020 Gracilibacillus kimchii Oh et al. 2021 Gracilibacillus suaedae Huang et al. 2021 Chen Y.-G. 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