Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                 Class Bacilli Ludwig et al. 2010
                   Order Lactobacillales Ludwig et al. 2010
                     Family Aerococcaceae Ludwig et al. 2010
                       Genus Aerococcusᵀ Williams et al. 1953 (Approved Lists 1980)
                         1 Aerococcus christensenii Collins et al. 1999
                         2 Aerococcus sanguinicola corrig. Lawson et al. 2001
                         3 Aerococcus suis Vela et al. 2007
                         4 Aerococcus urinae Aguirre and Collins 1992
                         5 Aerococcus urinaeequi (Garvie 1988) Felis et al. 2005
                         6 Aerococcus urinaehominis Lawson et al. 2001
                         7 Aerococcus vaginalis Tohno et al. 2014
                         8 Aerococcus viridansᵀ Williams et al. 1953 (Approved Lists 1980)