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 "Proteobacteria" Craig et al. 2010
               Phylum "Gammaproteobacteria" Garrity et al., 2005 [monotypic]
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order Chromatiales Imhoff 2005
                     Family Chromatiaceae Bavendamm 1924 (Approved Lists 1980)
                       Genus Thiocapsa Winogradsky 1888 (Approved Lists 1980)
                         1 Thiocapsa litoralis Puchkova et al. 2000
                         2 Thiocapsa marina Caumette et al. 2004
                         3 Thiocapsa pendens (Molisch 1906) Guyoneaud et al. 1998
                         4 Thiocapsa rosea (Winogradsky 1888) Guyoneaud et al. 1998
                         5 Thiocapsa roseopersicinaᵀ Winogradsky 1888 (Approved Lists 1980)