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
               Clade discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Chromista Caval.-Sm. (1981) - chromists
                           Subkingdom Harosa Cavalier-Smith, 2010
                             Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Halvaria Cavalier-Smith, 2010
                                 Superphylum Heterokonta Caval.-Sm. (1986)
                                   Phylum Ochrophyta Caval.-Sm. (1995)
                                     Subphylum Khakista Caval.-Sm. (2000)
                                       Diatomea Kütz. (1844)
                                         Class Bacillariophyceae Haeckel (1878) - pennates
                                           Subclass Bacillariophycidaeᵀ D.G.Mann (1990) - raphid diatoms
                                             Order Bacillarialesᵀ Hendey (1937) [monotypic]
                                               Family Bacillariaceaeᵀ Ehrenb. (1831)
                                                 Genus Nitzschia Hassall (1845)
                                                   [Nitzschia compressa (Bailey) C.S. Boyer (1916)] see Tryblionella punctata W.Sm. (1853)
                                                     [Nitzschia compressa var. balatonis] see Tryblionella balatonis (Grunow) D.G.Mann (1990)
                                                     [Nitzschia compressa var. elongata]
                                                     [Nitzschia compressa var. pararostrata]
                                                     [Nitzschia compressa var. vexans (Grunow) Lange-Bertalot (1987)]