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]
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
[crown] 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 Thalassiophysales D.G.Mann (1990)
Family Catenulaceae Mereschk. (1902)
Genus Amphora Ehrenb. (1840)
Amphora aequalis Krammer (1980)
Amphora angusta Gregory (1857)
Amphora arcus Gregory (1854)
Amphora australiensis
Amphora bacillaris Gregory (1857)
Amphora calumetica (Thomas) M. Perag. (1897)
Amphora cingulata Cleve (1878)
Amphora coffeaeformis (C.Agardh) Kützing
Amphora cognata
Amphora commutata Grunow, in Van Heurck (1880)
Amphora costata W.Sm. (1853)
Amphora crassa Gregory (1857)
Amphora cymbamphora Cholnoky (1960)
Amphora delicatissima Krasske (1930)
Amphora dubia Gregory (1857)
Amphora dusenii Brun (1901)
Amphora eunotia Cleve (1873)
Amphora exigua Gregory (1857)
Amphora eximia J.R. Carter ex E.Y. Haworth (1974)
Amphora extensa Salah (1955)
Amphora fluminensis Grunow (1863)
Amphora fogediana Krammer (1985)
Amphora gigantea
Amphora graeffeana Hendey (1973)
Amphora gregorii Ralfs, in A. Pritchard (1861)
Amphora helenensis
Amphora hemicycla Stoermer & Yang
Amphora holsatica Hustedt (1930)
Amphora hyalina Kützing (1844)
Amphora hybrida (Grunow, in Van Heurck, 1880) Grunow, in Van Heurck (1884)
Amphora inariensis Krammer (1980)
Amphora laevis Gregory
Amphora levenensis E.Y. Haworth (1974)
Amphora libyca Ehrenb.
Amphora linearis Meister (1934)
Amphora lineolata Ehrenb. (1838)
Amphora longa Hustedt (1955)
Amphora macilenta Gregory (1857)
Amphora marina W.Sm. (1857)
Amphora milesiana Gregory (1857)
Amphora monilifera Gregory (1857)
Amphora montana Krasske (1932)
Amphora normanii Rabenh. (1864)
Amphora oblonga Gregory (1857)
Amphora ocellata Donkin (1861)
Amphora ostrearia Bréb., in Kützing
Amphora ovalis Kützing (1844)
Amphora pediculus (Kützing) Grunow, in Schmid et al. (1875)
Amphora praelata Hendey (1973)
Amphora proteus
Amphora pseudohyalina Simonsen (1960)
Amphora pulchella H. Perag. & M. Perag. (1898)
Amphora pusilla Gregory (1857)
Amphora pusio Cleve (1896)
Amphora robusta Gregory (1857)
Amphora spitzbergensis VanLand. (1967)
Amphora sulcata Bréb. (1854)
Amphora tenerrima Aleem & Hustedt (1951)
Amphora terroris Ehrenb. (1853)
Amphora thumensis (Mayer) A.Cleve (1932)
Amphora truncata Gregory (1857)
Amphora veneta Kützing (1844)
Amphora ventricosa W. Gregory (1857)
Amphora wisei