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 Bacilliᵀ Ludwig et al. 2010
                   Order Lactobacillales Ludwig et al. 2010
                     Family Enterococcaceae Ludwig et al. 2010
                       1 Genus Bavariicoccus Schmidt et al. 2009 [monotypic]
                       2 Genus Catellicoccus Lawson et al. 2006 [monotypic]
                       3 Genus Enterococcusᵀ (ex Thiercelin and Jouhaud 1903) Schleifer and Kilpper-Bälz 1984
                       4 Genus Melissococcus corrig. Bailey and Collins 1983 [monotypic]
                       5 Genus Pilibacter Higashiguchi et al. 2006 [monotypic]
                       6 Genus Tetragenococcus Collins et al. 1993
                       7 Genus Vagococcus Collins et al. 1990