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 Actinomycetota Goodfellow 2021
                 Class Actinomycetesᵀ Krassilnikov 1949 (Approved Lists 1980)
                   Order Micrococcales Prévot 1940 (Approved Lists 1980)
                     Family Rarobacteraceae Stackebrandt and Schumann 2000 [monotypic]
                       Genus Rarobacterᵀ Yamamoto et al. 1988
                         Rarobacter faecitabidusᵀ Yamamoto et al. 1988
                           IFO 14760ᵀ