organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Count: [p] 5k89p165c61o29f1,209g193s; †1p2c7g2s Kingdom Protoctista Hogg, 1860 Count: [p] 27p66c22o19f406g57s; †2g2s Kingdom Protoctista Hogg, 1860 Count: [p] 27p66c22o19f406g57s; †2g2s Phylum Bacillariophyta Engl. & Gilg (1919) - diatoms see [unranked] Diatomea Kütz. (1844) Count: [o] 2c8o22g1s Genus Achnanthes Bory (1822) Count: - Genus Amphipleura Kütz. (1844) Count: - Genus Arachnoidiscus H. Deane pat. ex Shadbolt (1852) Count: - Genus Asterionella Hassall (1850) Count: - Genus Biddulphia Gray (1821) Count: - Genus Coscinodiscus Ehrenb. (1839) Count: - Genus Cyclotella (Kütz.) Bréb. (1838) Count: - Genus Cymbella C.Agardh (1830) Count: - Genus Diatoma Bory (1824) Count: - Genus Eunotia Ehrenb. (1837) Count: - Genus Fragilaria Lyngb. (1819) Count: - Genus Hantschia see Genus Hantzschia Grunow (1877) Count: - Genus Meridion C.Agardh (1824) Count: - Genus Navicula Bory (1822) Count: - Genus Nitschia see Genus Nitzschia Hassall (1845) Count: - Genus Pinnularia (Ehrenb.) Ehrenb. (1843) Count: - Genus Planktoniella Schütt (1893) Count: - Genus Rhopalodia O.Müll. (1895) Count: - Genus Surirella Turpin (1828) Count: - Genus Tabellaria Ehrenb. ex Kütz. (1844) Count: - 1 Class Centrales see Order Centrales Count: [o] 4o2g1s 2 Class Pennales see Class Bacillariophyceae Haeckel (1878) Count: [o] 4o