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 Negativicutes Marchandin et al. 2010
                   Order Selenomonadales Marchandin et al. 2010
                     Family Sporomusaceae Campbell et al. 2015
                       01 Genus Acetonema Kane and Breznak 1992 [monotypic]
                       02 Genus Anaeroarcus Strömpl et al. 1999 [monotypic]
                       03 Genus Anaeromusa Baena et al. 1999 [monotypic]
                       04 Genus Anaeroselena Prokofeva et al. 2025
                       05 Genus Anaerosinus Strömpl et al. 1999 [monotypic]
                       06 Genus Anaerospora Woo et al. 2016
                       07 Genus Anaerosporomusa Choi et al. 2016
                       08 Genus Azotosporobacter Xie et al. 2024
                       09 Genus Dendrosporobacter Strömpl et al. 2000 [monotypic]
                       10 Genus Lucifera Sánchez-Andrea et al. 2019
                       11 Genus Methylomusa Amano et al. 2018
                       12 Genus Pelorhabdus Gräßle et al. 2022
                       13 Genus Pelosinus Shelobolina et al. 2007
                       14 Genus Propionispora Biebl et al. 2001
                       15 Genus Sporolituus Ogg and Patel 2009
                       16 Genus Sporomusaᵀ Möller et al. 1985
                       17 Genus Thermosinus Sokolova et al. 2004 [monotypic]