[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
       Class "Bacilli" Garrity et al. 2001 nom. ined. see Class Bacilli Ludwig et al. 2010
         Order Bacillales Prévot 1953 (Approved Lists 1980)
           Family Bacillaceae Fischer 1895 (Approved Lists 1980)
             Genus Bacillus Cohn 1872 (Approved Lists 1980)
               001 [Bacillus subtilis] (Ehrenberg 1835) Cohn 1872 (Approved Lists 1980)
               002 Bacillus acidicola Albert et al. 2005
               003 Bacillus aeolius Gugliandolo et al. 2003
               004 Bacillus aerius Shivaji et al. 2006
               005 Bacillus aerophilus Shivaji et al. 2006
               006 Bacillus agaradhaerens Nielsen et al. 1995
               007 Bacillus akibai Nogi et al. 2005
               008 Bacillus alcalophilus Vedder 1934 (Approved Lists 1980)
               009 Bacillus algicola Ivanova et al. 2004
               010 Bacillus altitudinis Shivaji et al. 2006
               011 Bacillus alveayuensis Bae et al. 2005
               012 Bacillus amyloliquefaciens (ex Fukumoto 1943) Priest et al. 1987
               013 Bacillus anthracis Cohn 1872 (Approved Lists 1980)
               014 Bacillus aquimaris Yoon et al. 2003
               015 Bacillus arenosi Heyrman et al. 2005 see Viridibacillus arenosi (Heyrman et al. 2005) Albert et al. 2007
               016 Bacillus arseniciselenatis corrig. Switzer Blum et al. 2001 see Anaerobacillus arseniciselenatis (Switzer Blum et al. 2001) Zavarzina et al. 2010
               017 Bacillus arsenicus Shivaji et al. 2005 see Fictibacillus arsenicus (Shivaji et al. 2005) Glaeser et al. 2013
               018 Bacillus arvi Heyrman et al. 2005 see Viridibacillus arvi (Heyrman et al. 2005) Albert et al. 2007
               019 Bacillus asahii Yumoto et al. 2004
               020 Bacillus atrophaeus Nakamura 1989
               021 Bacillus axarquiensis Ruiz-García et al. 2005
               022 Bacillus azotoformans (ex Pichinoty et al. 1976) Pichinoty et al. 1983
               023 Bacillus badius Batchelor 1919 (Approved Lists 1980)
               024 Bacillus barbaricus Täubel et al. 2003 see Fictibacillus barbaricus (Täubel et al. 2003) Glaeser et al. 2013
               025 Bacillus bataviensis Heyrman et al. 2004
               026 Bacillus benzoevorans Pichinoty et al. 1987
               027 Bacillus bogoriensis Vargas et al. 2005
               028 Bacillus carboniphilus Fujita et al. 1996
               029 Bacillus cellulosilyticus Nogi et al. 2005
               030 Bacillus cereus Frankland and Frankland 1887 (Approved Lists 1980)
               031 Bacillus cibi Yoon et al. 2005
               032 Bacillus circulans Jordan 1890 (Approved Lists 1980)
               033 Bacillus clarkii Nielsen et al. 1995
               034 Bacillus clausii Nielsen et al. 1995
               035 Bacillus coagulans Hammer 1915 (Approved Lists 1980)
               036 Bacillus cohnii Spanka and Fritze 1993
               037 Bacillus decolorationis Heyrman et al. 2003
               038 Bacillus drentensis Heyrman et al. 2004
               039 Bacillus edaphicus Shelobolina et al. 1998 see Paenibacillus edaphicus (Shelobolina et al. 1998) Hu et al. 2010
               040 Bacillus endophyticus Reva et al. 2002
               041 Bacillus farraginis Scheldeman et al. 2004
               042 Bacillus fastidiosus den Dooren de Jong 1929 (Approved Lists 1980)
               043 Bacillus firmus Bredemann and Werner 1933 (Approved Lists 1980)
               044 Bacillus flexus (ex Batchelor 1919) Priest et al. 1989
               045 Bacillus fordii Scheldeman et al. 2004
               046 Bacillus fortis Scheldeman et al. 2004
               047 Bacillus fumarioli Logan et al. 2000
               048 Bacillus funiculus Ajithkumar et al. 2002
               049 Bacillus fusiformis (ex Meyer and Gottheil 1901) Priest et al. 1989 see Lysinibacillus fusiformis (Priest et al. 1989) Ahmed et al. 2007
               050 Bacillus galactosidilyticus Heyndrickx et al. 2004
               051 Bacillus gelatini De Clerck et al. 2004 see Fictibacillus gelatini (De Clerck et al. 2004) Glaeser et al. 2013
               052 Bacillus gibsonii Nielsen et al. 1995
               053 Bacillus halmapalus Nielsen et al. 1995
               054 Bacillus halodurans (ex Boyer 1973) Nielsen et al. 1995
               055 Bacillus halophilus Ventosa et al. 1990 see Salimicrobium halophilum (Ventosa et al. 1990) Yoon et al. 2007
               056 Bacillus hemicellulosilyticus Nogi et al. 2005
               057 Bacillus herbersteinensis Wieser et al. 2005
               058 Bacillus horikoshii Nielsen et al. 1995
               059 Bacillus horti Yumoto et al. 1998
               060 Bacillus humi Heyrman et al. 2005
               061 Bacillus hwajinpoensis Yoon et al. 2004
               062 Bacillus indicus Suresh et al. 2004
               063 Bacillus infernus Boone et al. 1995
               064 Bacillus insolitus Larkin and Stokes 1967 (Approved Lists 1980)
               065 Bacillus jeotgali Yoon et al. 2001
               066 Bacillus koreensis Lim et al. 2006
               067 Bacillus krulwichiae Yumoto et al. 2003
               068 Bacillus laevolacticus (ex Nakayama and Yanoshi 1967) Andersch et al. 1994 see Sporolactobacillus laevolacticus (Andersch et al. 1994) Hatayama et al. 2006
               069 Bacillus lentus Gibson 1935 (Approved Lists 1980)
               070 Bacillus licheniformis (Weigmann 1898) Chester 1901 (Approved Lists 1980)
               071 Bacillus litoralis Yoon and Oh 2005
               072 Bacillus luciferensis Logan et al. 2002
               073 Bacillus macauensis Zhang et al. 2006 see Fictibacillus macauensis (Zhang et al. 2006) Glaeser et al. 2013
               074 Bacillus macyae Santini et al. 2004
               075 Bacillus malacitensis Ruiz-García et al. 2005
               076 Bacillus mannanilyticus Nogi et al. 2005
               077 Bacillus marisflavi Yoon et al. 2003
               078 Bacillus massiliensis Glazunova et al. 2006 see Lysinibacillus massiliensis (Glazunova et al. 2006) Jung et al. 2012
               079 Bacillus megaterium de Bary 1884 (Approved Lists 1980)
               080 Bacillus methanolicus Arfman et al. 1992
               081 Bacillus mojavensis Roberts et al. 1994
               082 Bacillus mucilaginosus Avakyan et al. 1998 see Paenibacillus mucilaginosus (Avakyan et al. 1998) Hu et al. 2010
               083 Bacillus muralis Heyrman et al. 2005
               084 Bacillus mycoides Flügge 1886 (Approved Lists 1980)
               085 Bacillus naganoensis Tomimura et al. 1990 see Pullulanibacillus naganoensis (Tomimura et al. 1990) Hatayama et al. 2006
               086 Bacillus nealsonii Venkateswaran et al. 2003
               087 Bacillus neidei Nakamura et al. 2002 see Viridibacillus neidei (Nakamura et al. 2002) Albert et al. 2007
               088 Bacillus niacini Nagel and Andreesen 1991
               089 Bacillus novalis Heyrman et al. 2004
               090 Bacillus odysseyi La Duc et al. 2004 see Lysinibacillus odysseyi (La Duc et al. 2004) Jung et al. 2012
               091 Bacillus okhensis Nowlan et al. 2006
               092 Bacillus okuhidensis Li et al. 2002
               093 Bacillus oleronius Kuhnigk et al. 1996
               094 Bacillus oshimensis Yumoto et al. 2005
               095 Bacillus patagoniensis Olivera et al. 2005
               096 Bacillus pseudalcaliphilus corrig. Nielsen et al. 1995
               097 Bacillus pseudofirmus Nielsen et al. 1995
               098 Bacillus pseudomycoides Nakamura 1998
               099 Bacillus psychrodurans Abd El-Rahman et al. 2002
               100 Bacillus psychrosaccharolyticus (ex Larkin and Stokes 1967) Priest et al. 1989
               101 Bacillus psychrotolerans Abd El-Rahman et al. 2002
               102 Bacillus pumilus Meyer and Gottheil 1901 (Approved Lists 1980)
               103 Bacillus pycnus Nakamura et al. 2002 see Rummeliibacillus pycnus (Nakamura et al. 2002) Vaishampayan et al. 2009
               104 Bacillus ruris Heyndrickx et al. 2005
               105 Bacillus safensis Satomi et al. 2006
               106 Bacillus salarius Lim et al. 2006
               107 Bacillus saliphilus Romano et al. 2005
               108 Bacillus schlegelii Schenk and Aragno 1981 see Hydrogenibacillus schlegelii (Schenk and Aragno 1981) Kämpfer et al. 2013
               109 Bacillus selenitireducens Switzer Blum et al. 2001
               110 Bacillus seohaeanensis Lee et al. 2006
               111 Bacillus shackletonii Logan et al. 2004
               112 Bacillus silvestris Rheims et al. 1999 see Solibacillus silvestris (Rheims et al. 1999) Krishnamurthi et al. 2009
               113 Bacillus simplex (ex Meyer and Gottheil 1901) Priest et al. 1989
               114 Bacillus siralis Pettersson et al. 2000
               115 Bacillus smithii Nakamura et al. 1988
               116 Bacillus soli Heyrman et al. 2004
               117 Bacillus sonorensis Palmisano et al. 2001
               118 Bacillus sphaericus Meyer and Neide 1904 (Approved Lists 1980) see Lysinibacillus sphaericus (Meyer and Neide 1904) Ahmed et al. 2007
               119 Bacillus sporothermodurans Pettersson et al. 1996
               120 Bacillus stratosphericus Shivaji et al. 2006
               121 Bacillus subterraneus Kanso et al. 2002
               122 Bacillus tequilensis Gatson et al. 2006
               123 Bacillus thermantarcticus corrig. Nicolaus et al. 2002 see Geobacillus thermantarcticus (Nicolaus et al. 2002) Coorevits et al. 2012
               124 Bacillus thermoamylovorans Combet-Blanc et al. 1995
               125 Bacillus thermocloacae Demharter and Hensel 1989
               126 Bacillus thuringiensis Berliner 1915 (Approved Lists 1980)
               127 Bacillus tusciae Bonjour and Aragno 1985 see Kyrpidia tusciae (Bonjour and Aragno 1985) Klenk et al. 2012
               128 Bacillus vallismortis Roberts et al. 1996
               129 Bacillus vedderi Agnew et al. 1996
               130 Bacillus velezensis Ruiz-García et al. 2005
               131 Bacillus vietnamensis Noguchi et al. 2004
               132 Bacillus vireti Heyrman et al. 2004
               133 Bacillus wakoensis Nogi et al. 2005
               134 Bacillus weihenstephanensis Lechner et al. 1998