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]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               [Bikonta]
                 [Diaphoretickes Adl et al., 2012] see Superkingdom Corticata Lankester, 1878
                   [Supergroup Sar Adl et al. 2012] see Subkingdom Harosa Cavalier-Smith, 2010
                     [Stramenopiles Patterson, 1990 - stramenopiles] see Superphylum Heterokonta Caval.-Sm. (1986)
                       [Phylum Bacillariophyta Engl. & Gilg (1919) - diatoms] see [unranked] Diatomea Kütz. (1844)
                         Genus Druridgia Donkin (1861)
                         Genus Hustedtiella Simonsen (1960)
                         Genus Pliocaenicus Round & Håk. (1992)
                         1.0 [Class Centrales] see Order Centrales
                         1.n.1.n.0 [Class Pennales] see Class Bacillariophyceae Haeckel (1878)