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 Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Verrucomicrobiota Hedlund 2021
                 Class Terrimicrobiia corrig. García-López et al. 2020 [monotypic]
                   Order Terrimicrobialesᵀ García-López et al. 2020
                     Family "Chthoniobacteraceae" Sangwan et al. 2004 nom. inval.
                       Genus "Candidatus Xiphinematobacter" Vandekerckhove et al. 2000
                         1 "Candidatus Xiphinematobacter americani" Vandekerckhove et al. 2000
                         2 "Candidatus Xiphinematobacter brevicolli"ᵀ Vandekerckhove et al. 2000
                         3 "Candidatus Xiphinematobacter rivesi" Vandekerckhove et al. 2000