At any stage, you can move up or down the Taxonomic hierachy of Antarctic/subantarctic species by clicking on any name. Lower level taxon counts are shown in [].
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| Kingdom | Chromista | |
| Phylum | Bacillariophyta | |
| Class | Bacillariophyceae | |
| Order | Naviculales | |
| Family | Naviculaceae | |
| Genus | Navicula |
List of Individual Species - see Taxon profile using the name of the taxa.
| Navicula abbreviata | (Grunow) Cleve-Euler 1953 | Synonym | |
| Navicula acuta | Kitzing 1844 | Synonym | |
| Navicula adminii | Roberts & McMinn sp. Nov. | ||
| Navicula airdevronsixii | Kellogg et Kellogg in Kellogg et al. 1980 | ||
| Navicula arcuata | Heiden in Heiden et Kolbe 1928 | Synonym | |
| Navicula asellus | Weinhold ex Hustedt 1934/? | Synonym | |
| Navicula atomus | (Kitzing) Grunow 1860/? | Synonym | |
| Navicula atomus var. excelsa | (Krasske) Lange-Bertalot 1985 | Synonym | |
| Navicula austroshetlandica | Carlson 1913 | Synonym | |
| Navicula borealis | (Ehrenberg) Kitzing 1844 | Synonym | |
| Navicula braunii | Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula cancellata | Donkin 1872/? | ||
| Navicula cancellata var. apiculata | Peragallo et Peragallo 1897-1908 | ||
| Navicula cancellata var. gregorii | Grunow in Cleve et Grunow 1880 | Synonym | |
| Navicula capitata | Ehrenberg 1838 | Synonym | |
| Navicula capitatoradiata | Germain 1981 | ||
| Navicula cari var. cincta | (Ehrenberg) Lange-Bertalot 1980 | Synonym | |
| Navicula cf. detenta | Hustedt | ||
| Navicula cf. salinarum | Grunow | ||
| Navicula charlatii | Peragallo 1921 | Synonym | |
| Navicula cincta | (Ehrenberg) Ralfs in Pritchard 1861 | ||
| Navicula cincta var. leptocephala | (BrÚbisson) Van Heurck 1880-1885 | Synonym | |
| Navicula cinctaeformis | Hustedt 1938 | Synonym | |
| Navicula colersonii | Roberts & McMinn sp. Nov. | ||
| Navicula collersonii | Roberts et McMinn 1999 | ||
| Navicula collersonii | |||
| Navicula complanatoides | Hustedt 1962 | Synonym | |
| Navicula contenta | Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula contenta f. parallela | Petersen 1928 | Synonym | |
| Navicula contenta var. parallela | Petersen1828 | Synonym | |
| Navicula cryptotenella | Lange-Bertalot | ||
| Navicula cryptotenelloides | Lange-Bertalot | ||
| Navicula cymatopleura | W. et G.S. West 1911 | Synonym | |
| Navicula deltaica | Kellogg et Kellogg in Kellogg et al. 1980 | ||
| Navicula detenta | Hustedt 1943/? | ||
| Navicula dicephala | Ehrenberg 1837 | ||
| Navicula directa | (W. Smith) Ralfs | ||
| Navicula directa | (Wm. Smith) Ralfs in Pritchard 1861 | ||
| Navicula directa var. incus | (Grunow) Cleve 1895 | ||
| Navicula erifuga | Lange-Bertalot 1985 | ||
| Navicula excelsa | Krasske 1925 | Synonym | |
| Navicula exilis | Kitzing 1844 | Synonym | |
| Navicula festiva | Krasske 1925 | ||
| Navicula fontinalis | Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula fragilarioides | Krasske 1929/? | Synonym | |
| Navicula gallica | (W. Smith) Lagerstedt 1837 | Synonym | |
| Navicula gallica var. laevissima | (Cleve) Lange-Bertalot 1985/? | Synonym | |
| Navicula gaussii | (Heiden in Heiden et Kolbe) Hustedt 1966 | Synonym | |
| Navicula gibbula | Cleve 1894 | Synonym | |
| Navicula gibbula var. peraustralis | (W et G.S. West) Ko-Bayashi 1965 | Synonym | |
| Navicula glaberrima | W. et G.S. West 1911 | ||
| Navicula glacei | Van Heurck 1909 | ||
| Navicula glaciei | Van Heurck | ||
| Navicula globiceps | Gregory 1856 | Synonym | |
| Navicula globiceps f. amphicephala | Fritsch 1912 | Synonym | |
| Navicula globiceps f. elongata | Fritsch 1912 | Synonym | |
| Navicula goeppertiana | (Bleisch) H. L. Smith 1874-1879 | Synonym | |
| Navicula gotlandica | Grunow in Van Heurck 1880-1885 | ||
| Navicula gregaria | Donkin 1861/? | ||
| Navicula humerosa | BrÚbisson ex W. Smith 1865 | Synonym | |
| Navicula hungarica var. capitata | (Ehrenberg) Cleve 1895 | Synonym | |
| Navicula ilopangensis | Hustedt 1956 | Synonym | |
| Navicula kotschyi var. asymmetrica | Kisselev 1931 | ||
| Navicula lacunarum | Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula laticeps | Hustedt 1942 | ||
| Navicula litos | Hohn et Hellerman 1963 | ||
| Navicula longa | (Gregory) Ralfs in Pritchard 1861 | ||
| Navicula minuscula | Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula molesta | Krasske 1938 | Synonym | |
| Navicula murrayi | W. et G.S. West 1911 | Synonym | |
| Navicula murrayi var. elegans | W. et G.S. West 1911 | Synonym | |
| Navicula mutica f. cohnii | (Hilse) Cleve 1894 | Synonym | |
| Navicula mutica var. binodis | Hustedt 1922 | Synonym | |
| Navicula mutica var. cohnii | (Hilse) Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula mutica var. goeppertiana | (Bleisch) Grunow in Van Heurck 1880-1885 | Synonym | |
| Navicula mutica var. undulata | (Hilse) Grunow in Cleve et Grunow 1880 | Synonym | |
| Navicula mutica var. ventricosa | (Kitzing) Cleve et Grunow 1880 | Synonym | |
| Navicula mutica/muticopsis | Kitzing/Van Heurck | ||
| Navicula muticopsiforme | W. et G.S. West 1911 | Synonym | |
| Navicula muticopsis var. capitata | M. Peragallo 1921 | Synonym | |
| Navicula muticopsis var. gaussii | Heiden in Heiden et Kolbe 1928 | Synonym | |
| Navicula muticopsis var. muticopsis f. capitata | Carlson 1913 | Synonym | |
| Navicula muticopsis var. muticopsis f. evoluta | W. et G.S. West 1911 | Synonym | |
| Navicula muticopsis var. muticopsis f. murrayi | Ko-Bayashi 1963 | Synonym | |
| Navicula muticopsis var. muticopsis f. reducta | W. et G.S. West 1911 | Synonym | |
| Navicula naumannii | Hustedt 1942 | Synonym | |
| Navicula neoventricosa | Hustedt 1966 | Synonym | |
| Navicula notha | Wallace 1960 | ||
| Navicula obtusa | W. Smith 1853 | Synonym | |
| Navicula orbiculata | Patrick 1959 | ||
| Navicula ordinaria | Hustedt 1950 | ||
| Navicula palaearctica | Hustedt 1966 | Synonym | |
| Navicula papilio | Kellogg et Kellogg in Kellogg et al. 1980 | ||
| Navicula parva | (Ehrenberg) Ralfs in Pritchard 1861 | Synonym | |
| Navicula pelliculosa | (BrÚb. ex Kitzing) Hilse 1863 | Synonym | |
| Navicula peraustralis | W. et G.S. West 1911 | Synonym | |
| Navicula perlepida | Grunow 1884 | Synonym | |
| Navicula perminuta | Grunow | ||
| Navicula perpusilla | Grunow 1860 | Synonym | |
| Navicula phyllepta | Kitzing 1844 | ||
| Navicula pupula | Kitzing 1844/? | Synonym | |
| Navicula pupula var. mutata | (Krasske) Hustedt 1930 | Synonym | |
| Navicula quadrata | Gregory 1856 | Synonym | |
| Navicula quaternaria | Kellogg et Kellogg in Kellogg et al. 1980 | Synonym | |
| Navicula radiosa | Kitzing 1844 | ||
| Navicula radiosa var. tenella | (BrÚbisson ex Kitzing) Van Heurk 1885 | Synonym | |
| Navicula rhomboides | Ehrenberg 1843 | Synonym | |
| Navicula rhynchocephala | Kitzing 1844 | ||
| Navicula rhynchocephala var. amphiceros | (Kitzing) Grunow in Van Heurck 1880-1885 | ||
| Navicula salinarum | Grunow in Cleve et Grunow 1880/? | ||
| Navicula salinarum var. intermedia | (Grunow) Cleve 1895 | Synonym | |
| Navicula seminulum | Grunow | ||
| Navicula seminulum var. hustedtii | Patrick 1959 | Synonym | |
| Navicula seminulum var. tenuis | Schirschov 1935 | Synonym | |
| Navicula shackletoni | W. et G.S. West 1911 | Synonym | |
| Navicula shackletoni var. pellucida | W. et G.S. West 1911 | Synonym | |
| Navicula simplex | Krasske 1925 | Synonym | |
| Navicula skuae | Alfinito et Cavacini 2000 | ||
| Navicula slesvicensis | Grunow in Van Heurck 1880-1885 | ||
| Navicula sp. f | |||
| Navicula sp. i | |||
| Navicula stauroptera | Grunow 1860 | Synonym | |
| Navicula stauropteroides | Fritsch 1912 | ||
| Navicula subtilissima | Cleve 1891 | ||
| Navicula tenella | BrÚbisson ex Kitzing 1849 sensu Grunow | Synonym | |
| Navicula tripunctata | (O.F. M³ller) Bory 1822 | ||
| Navicula viridis | (Nitzsch) Ehrenberg 1833 | Synonym | |
| Navicula viridula f. capitata | (Mayer) Hustedt 1930 | ||
| Navicula viridula var. abbreviata | Grunow in Cleve 1895 | ||
| Navicula viridula var. capitata | Mayer 1912 | Synonym | |
| Navicula zizix | Van Landigham 1975 | Synonym |