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 Oceanospirillales Garrity et al. 2005
                     Family Endozoicomonadaceae Bartz et al. 2018
                       1 Genus Endozoicomonasᵀ Kurahashi and Yokota 2007
                       2 Genus Kistimonas Choi et al. 2010
                       3 Genus Parendozoicomonas Bartz et al. 2018
                       4 Genus Spongorhabdus Oliveira et al. 2026
                       5 Genus "Candidatus Acestibacter" Jensen et al. 2022
                       6 Genus "Candidatus Sororendozoicomonas" Maire et al. 2024 nom. pro-inval.