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 Alphaproteobacteria Garrity et al. 2006
                   Order Hyphomicrobiales Douglas 1957 (Approved Lists 1980)
                     Family Xanthobacteraceae Lee et al. 2005
                       Genus Labrys Vasilyeva and Semenov 1985
                         1 Labrys methylaminiphilus Miller et al. 2005
                         2 Labrys miyagiensis Islam et al. 2007
                         3 Labrys monachusᵀ corrig. Vasilyeva and Semenov 1985
                         4 Labrys neptuniae Chou et al. 2007
                         5 Labrys okinawensis Islam et al. 2007
                         6 Labrys portucalensis Carvalho et al. 2008
                         7 Labrys wisconsinensis Albert et al. 2010