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 acicularioides Hustedt, 1959, non Archibald (1959)
Nitzschia acicularis (Kützing) W.Sm. (1853)
Nitzschia acidoclinata Lange-Bertalot (1976)
Nitzschia adamata Hustedt (1957)
Nitzschia aequorea Hustedt (1939)
Nitzschia agnita Hustedt (1957)
Nitzschia alba
Nitzschia alpina Hustedt (1943)
Nitzschia amphibia Grunow (1862)
Nitzschia amplectens Hustedt (1957)
Nitzschia angularis
Nitzschia angustata (W.Sm.) Grunow
Nitzschia angustatula Lange-Bertalot (1987)
Nitzschia angustiforaminata Lange-Bertalot (1980)
Nitzschia aniae Lange-Bertalot (1993)
Nitzschia apiculata (Gregory, 1857) Grunow (1878)
Nitzschia archibaldii Lange-Bertalot (1980)
Nitzschia armoricana (Kützing) Grunow (1862)
Nitzschia aurariae Cholnoky (1966)
Nitzschia bacilliformis Hustedt (1922)
Nitzschia bacillum Hustedt (1922)
Nitzschia bavarica Hustedt (1953)
Nitzschia behrei Hustedt (1959)
Nitzschia bergii A.Cleve-Euler (1953)
Nitzschia bilobata W.Sm.
Nitzschia bremensis Hustedt, in A.Schmidt (1930)
Nitzschia brevissima Grunow, in Van Heurck (1981)
Nitzschia bulnheimiana (Rabenh.) H.L. Sm.
Nitzschia capitellata Hustedt, in A.Schmidt et al. (1922)
Nitzschia circumsuta (J.W. Bailey) Grunow (1878)
Nitzschia clausii Hantzsch (1860)
Nitzschia communis Rabenh.
Nitzschia commutata Grunow, in Cleve & Grunow (1880)
Nitzschia commutatoides Lange-Bertalot (1987)
Nitzschia confinis Hustedt (1949)
Nitzschia creticola Østrup (1910)
Nitzschia cursoria (Donkin) Grunow (1880)
Nitzschia desertorum Hustedt (1949)
Nitzschia dissipata (Kützing) Grunow (1862)
Nitzschia distans Gregory (1857)
Nitzschia diversa Hustedt (1959)
Nitzschia draveillensis Coste & Ricard (1980)
Nitzschia dubia W.Sm.
Nitzschia dubiiformis Hustedt (1939)
Nitzschia ebroicensis Maillard (1971)
Nitzschia eglei Lange-Bertalot (1987)
Nitzschia elegantula Grunow, in Van Heurck (1881)
Nitzschia elliptica
Nitzschia epithemoides Grunow, in Cleve & Grunow (1880)
Nitzschia fibulafissa Lange-Bertalot (1980)
Nitzschia filiformis (W.Sm.) Hustedt
Nitzschia flexa Schumann (1862)
Nitzschia flexoides Geitler (1968)
Nitzschia fonticola Grunow, in Van Heurck (1881)
Nitzschia fossilis (Grunow) Grunow, in Van Heurck (1881)
Nitzschia frequens Hustedt (1957)
Nitzschia frigida Grunow, in Cleve & Grunow (1880)
Nitzschia frustulum (Kützing) Grunow, in Cleve & Grunow (1880)
Nitzschia fruticosa Hustedt (1957)
Nitzschia gandersheimiensis Krasske (1927)
Nitzschia geitleri Hustedt (1959)
Nitzschia gessneri Hustedt (1953)
Nitzschia gotlandica A.Cleve-Euler (1952)
Nitzschia graciliformis Lange-Bertalot & Simonsen (1978)
Nitzschia hadriatica H. Lange-Bertalot
Nitzschia hantzschiana Rabenh. (1860)
Nitzschia heufleriana Grunow (1862)
Nitzschia hollerupensis Foged (1962)
Nitzschia homburgiensis Lange-Bertalot (1978)
Nitzschia hybrida Grunow, in Cleve & Grunow (1880)
Nitzschia ignorata Krasske (1929)
Nitzschia improvisa Simonsen (1960)
Nitzschia incognita Legler & Krasske (1940)
Nitzschia inconspicua Grunow (1862)
Nitzschia incurva Grunow (1878)
Nitzschia insignis
Nitzschia irregularis R. Ross & Abdin (1949)
Nitzschia juba J.R. Carter, in J.R. Carter & Bailey-Watts (1981)
Nitzschia kittlii Grunow (1882)
Nitzschia lacunarum Hustedt (1930)
Nitzschia lacuum Lange-Bertalot (1980)
Nitzschia laevis Hustedt (1939)
Nitzschia lamprocampa Hantzsch ex Cleve & Grunow
Nitzschia lanceolata W.Sm. (1853)
Nitzschia leistikowii Lange-Bertalot (1980)
Nitzschia liebetruthii Rabenh. (1864)
Nitzschia linearis (Agardh) W.Sm. (1853)
Nitzschia linkei Hustedt (1939)
Nitzschia littorea Grunow, in Van Heurck (1881)
Nitzschia longissima (Bréb., in Kützing) Ralfs, in Pritchard
Nitzschia lorenziana Grunow, in Cleve & Grunow (1880)
Nitzschia macilenta W. Gregory, in Grev. (1859)
Nitzschia martiana (Agardh) Van Heurck (1896)
Nitzschia mediocris Hustedt (1949)
Nitzschia microcephala Grunow, in Cleve & Möller (1878)
Nitzschia minuta Bleisch, in Rabenh. (1860)
Nitzschia modesta Hustedt (1949)
Nitzschia monachorum Lange-Bertalot (1987)
Nitzschia nana Grunow, in Van Heurck (1881)
Nitzschia normannii Grunow, in Van Heurck (1881)
Nitzschia obtusa W.Sm. (1853)
Nitzschia ovalis H.J. Arnott ex Grunow (1880)
Nitzschia palea (Kützing) W.Sm. (1856)
Nitzschia paleacea Grunow, in Van Heurck (1881)
Nitzschia paleaeformis Hustedt (1950)
Nitzschia palustris Hustedt (1934)
Nitzschia panduformis Gregory
Nitzschia peisonis Pantocsek (1912)
Nitzschia pellucida
Nitzschia perindistincta
Nitzschia perminuta (Grunow) M. Peragallo (1903)
Nitzschia perspicua Cholnoky (1960)
Nitzschia petitiana Grunow, in Cleve & Grunow (1880)
Nitzschia prolongata Hustedt (1938)
Nitzschia pseudocommunis Hustedt (1939)
Nitzschia pseudofonticola Hustedt (1942)
Nitzschia pumila Hustedt (1954)
Nitzschia pura Hustedt (1954)
Nitzschia pusilla Grunow
Nitzschia rectiformis Hustedt (1943)
Nitzschia retusa Lange-Bertalot & Bonik (1976)
Nitzschia reversa W.Sm. (1853)
Nitzschia romana Grunow, in Van Heurck (1881)
Nitzschia rosenstockii Lange-Bertalot (1980)
Nitzschia rostellata Hustedt, in A.Schmidt (1923)
Nitzschia scalaris (Ehrenberg) W.Sm. (1853)
Nitzschia semirobusta Lange-Bertalot (1993)
Nitzschia sicula (Castracane) Hustedt
Nitzschia sigma (Kützing) W.Sm. (1853)
Nitzschia silica Archibald (1966)
Nitzschia siliqua Archibald
Nitzschia sinuata (Thwaites ex W.Sm.) Grunow
Nitzschia sociabilis Hustedt (1957)
Nitzschia socialis Gregory (1857)
Nitzschia solgensis A.Cleve-Euler (1952)
Nitzschia solita Hustedt (1953)
Nitzschia spathulata Bréb. ex W.Sm.
Nitzschia speciosa Hustedt (1945)
Nitzschia subacicularis Hustedt, in A.Schmidt et al. (1922)
Nitzschia subcapitellata Hustedt (1939)
Nitzschia subcohaerens (Grunow) Van Heurck (1896)
Nitzschia subcommunis
Nitzschia subfrustulum Hustedt (1939)
Nitzschia subinvicta Hustedt (1950)
Nitzschia sublinearis Hustedt (1930)
Nitzschia subrostratoides Cholnoky (1966)
Nitzschia subtilis Grunow, in Cleve & Grunow (1880)
Nitzschia suchlandtii Hustedt (1943)
Nitzschia supralitorea Lange-Bertalot (1979)
Nitzschia tenuis W.Sm. (1853)
Nitzschia terrestris (J.B. Petersen) Hustedt (1934)
Nitzschia terricola Lund (1946)
Nitzschia thermaloides Hustedt (1955)
Nitzschia tropica Hustedt (1949)
Nitzschia tubicola Grunow (1880)
Nitzschia umbonata (Ehrenberg) Lange-Bertalot (1978)
Nitzschia vacua Hustedt (1950)
Nitzschia valdecostata Lange-Bertalot & Simonsen
Nitzschia valdestriata Aleem & Hustedt (1951)
Nitzschia vasta Hustedt (1939)
Nitzschia vermicularis (Kützing) Hantzsch, in Rabenh. (1859)
Nitzschia vitrea G. Norman (1861)
Nitzschia wodensis J.R. Carter (1964)