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 Pseudomonadotaᵀ Garrity et al. 2021
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order Pseudomonadalesᵀ Orla-Jensen 1921 (Approved Lists 1980)
                     Family Moraxellaceae Rossau et al. 1991
                       Genus Moraxellaᵀ Lwoff 1939 nom. cons. (Approved Lists 1980)
                         Moraxella caviae (Pelczar 1953) Henriksen and Bøvre 1968 (Approved Lists 1980)