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 Bacteroidota Krieg et al. 2021
                 Class Bacteroidiaᵀ Krieg 2012 [monotypic]
                   Order Bacteroidalesᵀ Krieg 2012
                     Family Prevotellaceae Krieg 2012
                       Genus Prevotellaᵀ Shah and Collins 1990
                         Prevotella ruminicola (Bryant et al. 1958) Shah and Collins 1990
                           "Prevotella ruminicola subsp. brevis" (Bryant et al., 1958) Shah & Collins, 1990