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WoRMS taxon details

Unreviewed: has not been verified by a taxonomic editorGyrosigma A.H. Hassall, 1845 
AphiaID: 149033

Classification: Biota > Checked: verified by a taxonomic editorChromista (Kingdom) > Checked: verified by a taxonomic editorHarosa (Subkingdom) > Checked: verified by a taxonomic editorHeterokonta (Infrakingdom) > Checked: verified by a taxonomic editorOchrophyta (Phylum) > Checked: verified by a taxonomic editorKhakista (Subphylum) > Checked: verified by a taxonomic editorBacillariophyceae (Class) > Unreviewed: has not been verified by a taxonomic editorBacillariophycidae (Subclass) > Unreviewed: has not been verified by a taxonomic editorBacillariophycanae (Superorder) > Unreviewed: has not been verified by a taxonomic editorNaviculales (Order) > Unreviewed: has not been verified by a taxonomic editorPleurosigmataceae (Family) > Unreviewed: has not been verified by a taxonomic editorGyrosigma (Genus)
Status accepted
Rank Genus
Parent Unreviewed: has not been verified by a taxonomic editorPleurosigmataceae Mereschkowsky, 1903
Sources  basis of record Guiry, M.D. & Guiry, G.M. (2017). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. , available online at http://www.algaebase.org [details]

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Vernacular
Names
 
Language   Name 
Japanese Unreviewed: has not been verified by a taxonomic editorエスジケイソウ  [details]
All child
taxa (349)

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 Species Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum (Kützing) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. baikalensis Skvortzov, 1937
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. acuminatum (Kützing) Rabenhorst, 1853 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. angustatum Hagelstein, 1939 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. curta Grunow in Cleve & Grunow, 1880 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. lacustre Meister (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. lacustre (W. Smith) Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. neglectum McCall, 1933 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. okamurae (Skvortzow) Skvortzow & Noda, 1971 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum var. spenceri Kirejeva, 1929 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma algoris J.R.Carter, 1981
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma arcticum (Cleve) Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma arcticum var. arcticum (Cleve) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma arcticum var. irregularis (H. Peragallo) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma arcticum var. subflexuosa (Grunow ex Cleve) F.W. Mills, 1934 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum (Kützing) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. hippocampus Schulz, 1926 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum (Kützing) Rabenhorst, 1853
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. scalprum (Gaillon) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma scalprum (Gaillon) Sterrenburg, 2007
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum f. attenuatum (Kützing) Cleve, 1894 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum f. hippocampus (W. Smith) Brockmann, 1950 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum f. intermedia Petkoff, 1943 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum f. subbalticum Carlson, 1913 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum f. typica Rabenhorst, 1858 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum (Kützing) Rabenhorst, 1853 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. antarcticum Frenguelli & Orlando, 1958 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. asiatica Skvortzow, 1938 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. baicalensis Skvortzow & Meyer, 1928 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. gigas McCall, 1933 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. hippocampus (W. Smith) Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. nipponica Skvortzow, 1936 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum var. typicum Cleve-Euler, 1952 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma baculum W.E.Herwig & F.A.S.Sterrenburg, 2014
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma baikalensis Skvortzov, 1937
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum (Ehrenberg) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. brevius Chin & Liu, 1979
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. lorenzii (Grunow) J.Frenguelli & H.A.Orlando, 1958
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. sinense (Ehrenberg) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma sinense (Ehrenberg) Desikachary, 1988
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. turgidum Stidolph, 1981 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma turgidum (Stidolph) Stidolph, 1988
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum f. maeoticum (Pantocsek) Proschkina-Lavrenko, 1963 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. atlanticum W. West, 1912 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. beta Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. diminutum (Grunow) Cardinal, Poulin & Berard-Therriault, 1986 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. incurva Meister, 1932 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. maeoticum (Pantocsek) Proschkina-Lavrenko, 1950 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. maximum (Grunow) Woodhead & Tweed, 1958 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. sinensis (Ehrenberg) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma balticum var. sulcata Mereschkowsky, 1902-1903 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma beaufortianum Hustedt, 1955
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma cali G.Reid, 2003
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma coelophilum Okamoto & Nagumo, 2003
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma compactum (Greville) Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma compactum var. compactum (Greville) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma compactum var. constricta (Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma concilians (Cleve) Okolodkov, 1989
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma concilians var. constricta Okolodkov, 1989 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma diaphanum Cleve, 1894
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum (W.Smith) Cleve
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum var. constrictum (Grunow) Cleve, 1894
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum var. constricta (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum var. diminutum (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum (W.Smith) Griffith & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. diaphanum (Cleve) R.Ross, 1986
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. undulatum McCall, 1933
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. parkeri (M.B.Harrison) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma wormleyi (Sullivant) Boyer, 1922
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. brevirostris Brockmann, 1950 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. brevis Williams, 1962 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. distortum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. marinum Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma distortum var. stauroneioides (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma elongatum W.Smith
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma euhippus F.A.S.Sterrenburg & R.Ross, 1992
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma exilis (Grunow) C.W.Reimer, 1966
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma eximium (Thwaites) Boyer, 1927
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola (Ehrenberg) J.W.Griffith & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. sulcatum (Grunow) Cleve, 1894
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. tenuirostris (Grunow) Cleve, 1894
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. closterioides (Ehrenberg) Mölder & Tynni, 1966 comb. inval. accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola (Ehrenberg) J.W.Griffith & Henfrey, 1856
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. arcuata (Donkin) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. closterioides (Grunow) Proschkina-Lavrenko, 1950 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. fasciola (Ehrenberg) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. genuinum Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. globifera Meister, 1932 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. prolongatum (W.Smith) Cleve (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma fasciola var. sulcata (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma floweri G.Reid, 2008
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fonticola Hustedt
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma gibbosum Ricard, 1975
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma gibbyae G.Reid, 2003
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma grovei (Peragallo) Cleve, 1894
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma hummii Hustedt, 1955
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma krammeri Kociolek, Graef & Lowe, 2010
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma limosum Sterrenburg & Underwood, 1997
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma lineare
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma lineare var. longissimum (Cleve) Cleve
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma lineare var. lineare (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma lineare var. longissima (Cleve) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma littorale (W.Smith) Griffith & Henfrey, 1856
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma macedonicum Z.Levkov, S.Krstic & T.Nakov, 2007
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma macrum (W.Smith) J.W.Griffith & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma macrum var. macrum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma macrum var. minor Péterfi & Robert, 1958 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma mediterraneum Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma mediterraneum var. calcarea (Brun in H. Peragallo) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma mediterraneum var. chinensis Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma mediterraneum var. mediterraneum (Cleve in Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma murphyi G.Reid, 2003
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma nodiferum (Grunow) Reimer, 1966
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma nodiferum var. latum Chin & Liu, 1979
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma obliquum (Grunow) Boyer, 1927
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma obscurum (W.Smith) J.W.Griffith & Henfrey, 1856
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma obtusatum (Sullivant & Wormley) C.S.Boyer, 1922
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma olhonensis G.Reid, 2008
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma parkeri (Harrison) Elmore, 1921
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma parkeri var. parkeri (Harrison) Elmore, 1921 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma parvulum Hustedt, 1955
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma peisonis (Grunow) Hustedt, 1930
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma plagiostomum (Grunow) Cleve
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma plagiostomum var. indica Meister, 1932 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma plagiostomum var. plagiostomum (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma prolongatum (W.Smith) J.W.Griffith & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma prolongatum var. closterioides (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorArcuatasigma closterioides (Grunow) G.Reid, 2012
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma prolongatum var. prolongatum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma prolongatum var. typicum Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma prolongatum var. villafrancas Mereschkowsky, 1901 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma reversum (Gregory) Hendey, 1986
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma robustum (Grunow) Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma robustum var. inflexa (H. Peragallo) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma robustum var. robustum (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides (Rabenhorst) Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. eximia (Thwaites) Cleve, 1894 (unaccepted, synonym)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. eximium (Thwaites) P.T. Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma eximium (Thwaites) Boyer, 1927
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. caimia Schulz, 1926 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. curta Mayer, 1916 (1917) (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. scalproides (Rabenhorst) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides var. typicum Cleve-Euler, 1952 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma scalprum (Gaillon) Sterrenburg, 2007
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sinense (Ehrenberg) Desikachary, 1988
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma skvortzovii G.Reid, 2008
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spathulatum Ricard, 1975
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spectabile (Grunow) Cleve, 1894
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis (W.Smith) J.W.Griffin & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis var. excentriraphe Chin & Liu, 1979
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis var. capensis (Petit) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis var. smithii (Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis var. strigilis (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma strigilis var. tropica (Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma subsalina (H.Peragallo) Frenguelli & Orlando, 1958
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma subsalinum Peragallo
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma subsalinum var. antarctica Frenguelli & Orlando, 1958 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma subsalinum var. subsalinum (H. Peragallo) Frenguelli & Orlando, 1958 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma temperei Cleve, 1893
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuirostrum (Grunow) Cleve-Euler, 1952
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum (W.Smith) Griffith & Henfrey, 1856
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. gundulae P.E.Hargraves & F.A.S.Sterrenburg, 2014
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. hyperborea (Grunow in Cleve & Grunow) Cleve; Poulin & Cardinal
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. angustissima Simonsen, 1959 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. genuina Cleve-Euler, 1952 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. latiuscula Mereschkowsky, 1902-1903 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. subtilissima (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma tenuissimum var. tenuissimum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma terryanum (Peragallo) Cleve, 1894
  » Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma terryanum f. fontanum Reimer, 1966
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma tubicolum F.A.S.Sterrenburg & M.A.Tiffany, 2004
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma turgidum (Stidolph) Stidolph, 1988
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma variipunctatum Hagelstein, 1939
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma variistriatum Hagelstein, 1939
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma virgata (Roper) Grunow, 1877
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma virgata var. capitellata Hustedt, 1930
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma virgata var. virgata
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma vivax (W.Smith) M.Peragallo, 1908
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma wansbeckii (Donkin) Cleve, 1894
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma wansbeckii var. minuta Cardinal, Poulin & Berard-Therriault, 1986 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma wansbeckii var. peisonis (Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma wansbeckii var. subsalinum Mereschkowsky, 1902 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma wansbeckii var. wansbeckii (Donkin) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma wormleyi (Sullivant) Boyer, 1922

Species Unreviewed: has not been verified by a taxonomic editorGyrosigma aestuarii (Brébisson ex Kützing) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma aestuarii (Brébisson ex Kützing) W.Smith, 1853
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma angustum (Donkin) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorCarinasigma angustatum (Donkin) G.Reid, 2012
  » Variety Checked: verified by a taxonomic editorGyrosigma angustum var. sumatrana Cleve, 1894 accepted as Checked: verified by a taxonomic editorDonkinia angusta var. sumatrana De Wild.
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma angustum var. angustum (Donkin) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma angustum var. subflexuosa (Grunow ex Cleve) F.W. Mills, 1934 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma cloterioides (Grunow) G.Reid, 2004 accepted as Unreviewed: has not been verified by a taxonomic editorArcuatasigma closterioides (Grunow) G.Reid, 2012
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma delicatulum (W.Smith) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma delicatulum W.Smith, 1852
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum (Grunow & Grunow), 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma diminutum (W.Smith) Cleve
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma elongatum (W.Smith) G.S.West, 1909 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma elongatum W.Smith, 1852
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma elongatum (W.Smith) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma elongatum W.Smith, 1852
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma hippocampus (Ehrenberg) Hassall, 1845 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuatum (Kützing) Rabenhorst, 1853
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma kuetzingii (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum (Kützing) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma kuetzingii var. nipponica Skvortzow & Noda, 1971 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma normanii (Ralfs) Mann, 1907 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma normanii Ralfs, 1861
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma normanii var. mahe Karsten, 1907 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma normanii var. normanii (Ralfs in Pritchard) Mann, 1907 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma parkerii (M.B.Harrison) Boyer, 1927 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma wormleyi (Sullivant) Boyer, 1922
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma parkerii var. stauroneoides (Grunow in Cleve & Grunow) Boyer, 1916 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma quinnipiacii (M.Peragallo) Boyer, 1927 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma temperei Cleve, 1893
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum (Donkin) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorCarinasigma rectum (Donkin) G.Reid, 2012
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum var. minimum (Donkin) Cleve
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum var. intermedia (H. Peragallo) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum var. minuta (Donkin) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum var. rectum (Donkin) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma rectum var. thumii (Cleve MS. in H. Peragallo) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri (W.Smith) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum (Kützing) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. nodiferum (Grun. In Cleve & Grun.) Cleve, 1894
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. spenceri
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. exilis (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma exilis (Grunow) C.W.Reimer, 1966
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. nodifera (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma nodiferum (Grunow) Reimer, 1966
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. nodifera (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma nodiferum (Grunow) Reimer, 1966
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. scalproides (Rabenhorst) H.Peragallo, 1891 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma scalproides (Rabenhorst) Cleve, 1894
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri f. arnottii Cleve-Euler in Backman & Cleve-Euler, 1922 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri f. curvula (Ehrenberg) Frenguelli, 1938 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri f. major Cleve-Euler, 1952 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri f. nodifera (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri f. spenceri (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. acutiuscula (Grunow in Van Heurck) Skvortzow, 1932 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. arnotti (Cleve & Grunow) Schulz, 1926 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. borealis (Grunow in Cleve & Grunow) Schulz, 1926 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. crassum Cleve-Euler, 1922 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. curvulum Bolochontzev, 1910 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. kuetzingii Bolochontzev, 1910 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. minutula (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. noduliforme Meyer, 1926 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. okamurae Skvortzow, 1937 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. pontica Mereschkowsky, 1901 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. ponticum Mereschkowsky, 1902 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. sinica Skvortzow, 1929 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenceri var. smithii (Grunow in Cleve & Grunow) Frenguelli, 1923 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii (Bailey ex Quekett) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma acuminatum (Kützing) Rabenhorst, 1853
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii var. curvula (Grunow) Reimer, 1966
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii var. nodifera (Grunow) Cleve, 1894 accepted as Unreviewed: has not been verified by a taxonomic editorGyrosigma nodiferum (Grunow) Reimer, 1966
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma strigosum (W.Smith) Griffith & Henfrey, 1856 accepted as Unreviewed: has not been verified by a taxonomic editorPleurosigma strigosum W.Smith, 1852
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma subangustum Hustedt, 1955 accepted as Unreviewed: has not been verified by a taxonomic editorCarinasigma subangustum (Hustedt) G.Reid, 2012

Species Unreviewed: has not been verified by a taxonomic editorGyrosigma aestuarium Kisselev, 1925 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma agellus (Ehrenberg) Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma angulatum (Quekett) Griffith & Henfrey (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma angulatum var. angulatum Griffith & Henfrey, 1856 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma angulatum var. beta Griffith & Henfrey, 1860 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma angulatum var. gamma Griffith & Henfrey, 1860 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma apula Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma arcutum (Donkin) Sterrenburg in Jahn, R., Sterrenburg, F.A.S. & Kusber, W.-H. (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma attenuata (Kützing) Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma baicalense (uncertain, unassessed)
  » Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma baicalense f. minus Komarenko, 1957 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma baicalense f. minus Komarenko in Komarenko & Vasilyeva, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma baileyi (Grunow in Cleve & Grunow) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma baltica (uncertain, unassessed)
  » Forma Unreviewed: has not been verified by a taxonomic editorGyrosigma baltica f. baltica (Ehrenberg) Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma bennettii (M. Peragallo in Tempère & Peragallo) Boyer, 1927 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma bhusavalensis Sarode & Kamat, 1984 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma bigibbum Zanon, 1949 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma caffra Giffen, 1963 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma calaritanum Zanon, 1948 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma closterioides (Grunow) G. Reid (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma constrictum Volkov, 1936 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma contortum Mereschkowsky, 1902 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma contortum var. tenuissimum Mereschkowsky, 1902 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma crassum Meister, 1934 (1935) (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma curvulum Rabenhorst, 1853 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma curvulum var. curvulum (Van Heurck) W. West (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma cuspidata Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma decorum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma dissimilis Y. A. Mikishin, 1991 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma distortoides Manguin, 1952 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma diversitatum Giffen, 1970 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma dubia Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma dubium Meister, 1934 (1935) (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma elegans Ricard, 1975 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma elegans var. recurvum Ricard, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma evanescens Cardinal, Poulin & Bérard-Therriault, 1986 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma excentricum Prowse, 1962 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma eximoides Rivera, 1974 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma exoticumoides Negoro & Gotoh, 1983 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fascicola Gordienko, 1931 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma febigeri (Grunow in Cleve & Möller) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fenestriata Meister, 1932 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fogedii Stidolph, 1994 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma foliaceum Pogrebnyak, 1960 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma fonticolum Hustedt, 1938 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma formosum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma foxtonia Stidolph, 1988 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma glaciale (Cleve) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma gruendleri (Grunow in Cleve & Grunow) F.W. Mills, 1934 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma hankensis Skvortzow, 1929 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma hassallii Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma hudsonii Poulin & Cardinal, 1982 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma incompta Hohn & Hellerman, 1966 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma inflatum Ricard, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma intermedium (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma intermedium var. nubecula (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma irregulare F.W. Mills, 1934 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma itaparicanum (Zimmermann) Andrade & Teixeira, 1957 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma itaparicanum (Zimmermann) Andrade & Teixeira, 1857 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma kazachstanicum N.I. Strelnikova & J.P. Kociolek in Strelnikova, Kociolek & Fourtanier, 2006 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma khandeshensis Sarode & Kamat, 1984 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei Skvortzow, 1971 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei Skvortzow, 1969 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei var. ienniseiensis Skvortzow, 1969 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei var. jeneseyensis Skvortzow, 1971 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei var. obtusa Skvortzow, 1971 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma kolbei var. obtusa Skvortzow, 1969 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma lacustre (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma lamprocampa Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma lanceolatum Ricard, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma litorale (W. Smith) Cleve, 1894 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma lucianum Cholnoky, 1968 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma maharashtrensis Sarode & Kamat, 1984 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma marginatum Voigt, 1969 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma moresbyana Reichardt, 1988 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma naviculaceum (Brebisson) Griffith & Henfrey, 1875 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma nipkowii Meister, 1932 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma nipponica (Skvortzow) Skvortzow & Noda, 1971 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma nubecula Griffith & Henfrey, 1860 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma pallidum Riznyk, 1973 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma parvuloides Cholnoky, 1961 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma pensacolae Sterrenburg, 1995 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma procerum Hustedt, 1956 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma pseudokuetzingii Kobayasi in Kobayasi & Ando, 1977 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma quadratum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma rapsonii Cholnoky, 1959 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma reimeri Sterrenburg, 1994 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma reversum Ricard, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma rigidum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sagitta (Tempère & Brun in Brun & Tempère) Mann, 1907 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma scalpellum Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sinensis (Ehrenberg) Desikachary, 1988 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma speciosum (W. Smith) Griffith & Henfrey, 1856 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma speciosum var. pulchrum (Grunow) Cleve
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii Cleve, 1895 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii var. halophila Gaud, 1974 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii var. nodifera auct. non Grunow (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spencerii var. smithii (Grunow) Cleve-Euler, 1952 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma spenserii (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma spenserii var. biwensis Skvortzow & Noda, 1971 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sterrenburgii Stidolph, 1992 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma stidolphii Sterrenburg, 1992 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma stompsii Cholnoky, 1963 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma stuxbergii (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma stuxbergii var. rhomboides Usachev, 1946 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma stuxbergii var. stuxbergii Shirshov, 1937 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma subsalsum (Wislouch & Kolbe) Cardinal, Poulin & Berard-Therriault, 1986 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sulcatum (Grunow in Cleve & Grunow) Frenguelli, 1938 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma sulcatum (Grunow) Heiden in Heiden & Kolbe, 1928 (uncertain, unassessed)
  » Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma sulcatum var. sulcatum (Grunow in Cleve & Grunow) (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma sulcatum var. tenuirostris (Grunow in Cleve & Grunow) (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorGyrosigma sulcatum var. tenuirostris (Grunow) Heiden in Heiden & Kolbe, 1928 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma surirella Pervolf, 1953 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma thuringica (Kützing) Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma transversale (W. Smith) Griffith & Henfrey, 1860 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma turgida (Stidolph) Stidolph, 1988 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma uncinatum Ricard, 1975 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorGyrosigma waitangiana Stidolph, 1993 (uncertain, unassessed)
Environment marine
Distribution 
From other sources
North Sea
Unreviewed: has not been verified by a taxonomic editorNorth Sea [details]
Links Unreviewed: has not been verified by a taxonomic editorPlanktonNet Image 
Unreviewed: has not been verified by a taxonomic editorPublished in AlgaeBase Logo AlgaeBase 
Unreviewed: has not been verified by a taxonomic editorTo Biological Information System for Marine Life (BISMaL) 
Unreviewed: has not been verified by a taxonomic editorTo Catalogue of Diatom Names (CAS) 
Unreviewed: has not been verified by a taxonomic editorTo GenBank  
Unreviewed: has not been verified by a taxonomic editorTo ITIS
Notes 
From editor or global species database
Checked: verified by a taxonomic editorLSID urn:lsid:algaebase.org:taxname:77692 [details]

From other sources
Unreviewed: has not been verified by a taxonomic editorDistribution taxon only identified to generic level in M'Harzi (1999) [details]
LSID urn:lsid:marinespecies.org:taxname:149033
Taxonomic
Edit history
 
Date   action   by
2005-03-30 08:52:46Z  created  db_admin
2005-07-12 07:24:36Z  changed  Espinel, Nadjejda
2010-08-12 12:41:00Z  changed  Guiry, Michael D.
2012-07-04 13:40:04Z  changed  Guiry, Michael D.
2017-02-23 10:36:53Z  changed  Kociolek, John Patrick
  
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  Citation: WoRMS (2017). Gyrosigma A.H. Hassall, 1845. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=149033 on 2017-08-18
  Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License