Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 2024 Kingdom Bacillatiᵀ (Gibbons and Murray 1978) Oren and Göker 2024 Phylum Bacillotaᵀ Gibbons and Murray 2021 Class Bacilliᵀ Ludwig et al. 2010 Order Caryophanalesᵀ Peshkoff 1939 (Approved Lists 1980) Family Paenibacillaceae De Vos et al. 2010 01 Genus Ammoniibacillus Sakai et al. 2015 02 Genus Ammoniphilus Zaitsev et al. 1998 03 Genus Aneurinibacillus Shida et al. 1996 04 Genus Brevibacillus Shida et al. 1996 05 Genus Chengkuizengella Cao et al. 2017 06 Genus Cohnella Kämpfer et al. 2006 07 Genus Ferviditalea Chen et al. 2024 08 Genus Fontibacillus Saha et al. 2010 09 Genus Gordoniibacillus corrig. Kudryashova et al. 2024 10 Genus Gorillibacterium Keita et al. 2017 11 Genus Insulibacter corrig. Chhe et al. 2023 12 Genus Longirhabdus Chen et al. 2019 13 Genus Marinicrinis Guo et al. 2016 14 Genus Oxalophagus Collins et al. 1994 [monotypic] 15 Genus Paenibacillusᵀ Ash et al. 1994 16 Genus Paludirhabdus Hwang et al. 2018 17 Genus Saccharibacillus Rivas et al. 2008 18 Genus Thermobacillus Touzel et al. 2000 19 Genus Xylanibacillus Kukolya et al. 2018 20 Genus "Candidatus Pristimantibacillus" Díaz Rodríguez et al. 2022 nom. pro-inval. 21 Genus "Candidatus Reconciliibacillus" corrig. Kolinko et al. 2022