Gyrosigma acuminatum var. angustatum Hagelstein 1939

Gyrosigma acuminatum var. baikalensis Skvortzow 1937     [Link to DiatomBase]

Gyrosigma acuminatum var. lacustre (W. Smith) Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma acuminatum var. neglectum McCall 1933     [Link to DiatomBase]

Gyrosigma acuminatum var. okamurae (Skvortzow) Skvortzow & Noda 1971     [Link to DiatomBase]

Gyrosigma algoris Carter & Bailey-Watts 1980     [Link to DiatomBase]

Gyrosigma arcutum (Donkin) Sterrenburg in Jahn, R., Sterrenburg, F.A.S. & Kusber, W.-H. 2005     [Link to DiatomBase]

Gyrosigma attenuatum f. hippocampus (W. Smith) Brockmann 1950     [Link to DiatomBase]

Gyrosigma attenuatum f. intermedia Petkoff 1943     [Link to DiatomBase]

Gyrosigma attenuatum var. antarcticum (antarctica) Frenguelli & Orlando 1958     [Link to DiatomBase]

Gyrosigma attenuatum var. asiatica Skvortzow 1938     [Link to DiatomBase]

Gyrosigma attenuatum var. gigas McCall 1933     [Link to DiatomBase]

Gyrosigma attenuatum var. hippocampus (W. Smith) Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma attenuatum var. nipponica Skvortzow 1936     [Link to DiatomBase]

Gyrosigma attenuatum var. typicum Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma baicalense f. minus Komarenko in Komarenko & Vasilyeva 1975     [Link to DiatomBase]

Gyrosigma baikalensis (baicalensis) Skvortzow 1937     [Link to DiatomBase]

Gyrosigma baltica (Ehrenberg) Rabenhorst 1995     [Link to DiatomBase]

Gyrosigma baltica (Ehrenberg) Rabenhorst 1995     [Link to DiatomBase]

Gyrosigma balticum f. maeoticum (Pantocsek) Proschkina-Lavrenko 1963     [Link to DiatomBase]

Gyrosigma balticum var. brevius Chin et Liu 1979     [Link to DiatomBase]

Gyrosigma balticum var. diminutum (Grunow) Cardinal, Poulin & Berard-Therriault 1986     [Link to DiatomBase]

Gyrosigma balticum var. incurva Meister 1932     [Link to DiatomBase]

Gyrosigma balticum var. lorenzii (Grunow) Frenguelli & Orlando 1958     [Link to DiatomBase]

Gyrosigma balticum var. maximum (Grunow) Woodhead et Tweed 1958     [Link to DiatomBase]

Gyrosigma balticum var. sinicum Chin et Liu 1979     [Link to DiatomBase]

Gyrosigma balticum var. turgidum Stidolph 1980     [Link to DiatomBase]

Gyrosigma balticum var. turgidum Stidolph 1981     [Link to DiatomBase]

Gyrosigma beaufortianum Hustedt 1955     [Link to DiatomBase]

Gyrosigma beaufortianum Hustedt 1955     [Link to DiatomBase]

Gyrosigma beaufortianum Hustedt 1955     [Link to DiatomBase]

Gyrosigma bhusavalensis Sarode & Kamat 1984     [Link to DiatomBase]

Gyrosigma bigibbum Zanon 1949     [Link to DiatomBase]

Gyrosigma caffra Giffen 1963     [Link to DiatomBase]

Gyrosigma calaritanum Zanon 1948     [Link to DiatomBase]

Gyrosigma cali Reid 2003     [Link to DiatomBase]

Gyrosigma californicum (Grunow) Reid 2003     [Link to DiatomBase]

Gyrosigma centropunctatum Yuha ng Li, Nagumo & Kuidong Xu 2020 2020

Gyrosigma closterioides (Grunow) G. Reid 2004     [Link to DiatomBase]

Gyrosigma concilians (Cleve) Okolodkov 1989     [Link to DiatomBase]

Gyrosigma concilians var. constricta Okolodkov 1989     [Link to DiatomBase]

Gyrosigma crassum Meister 1935     [Link to DiatomBase]

Gyrosigma dissimilis Y. A. Mikishin 1991     [Link to DiatomBase]

Gyrosigma distortoides Manguin 1952     [Link to DiatomBase]

Gyrosigma distortum var. brevirostris (brevirostrum) Brockmann 1950     [Link to DiatomBase]

Gyrosigma distortum var. brevis Williams 1962     [Link to DiatomBase]

Gyrosigma distortum var. diaphanum (Cleve) R. Ross in Hartley 1986     [Link to DiatomBase]

Gyrosigma distortum var. marinum Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma distortum var. undulatum McCall 1933     [Link to DiatomBase]

Gyrosigma diversitatum Giffen 1970     [Link to DiatomBase]

Gyrosigma dongzhaiense Yuha ng Li, Nagumo & Kuidong Xu 2020 2020

Gyrosigma dubium Meister 1935     [Link to DiatomBase]

Gyrosigma elegans Ricard 1975     [Link to DiatomBase]

Gyrosigma elegans var. recurvum Ricard 1975     [Link to DiatomBase]

Gyrosigma euhippus Sterrenburg & Ross in Sterrenburg 1992     [Link to DiatomBase]

Gyrosigma evanescens Cardinal, Poulin & Bérard-Therriault 1986     [Link to DiatomBase]

Gyrosigma excentricum Prowse 1962     [Link to DiatomBase]

Gyrosigma exilis (Grunow) Reimer 1966     [Link to DiatomBase]

Gyrosigma eximium (Thwaites) Boyer 1970     [Link to DiatomBase]

Gyrosigma eximium (Thwaites) Boyer 1989     [Link to DiatomBase]

Gyrosigma eximoides Rivera 1974     [Link to DiatomBase]

Gyrosigma exoticum Cholnoky 1960     [Link to DiatomBase]

Gyrosigma exoticumoides Negoro & Gotoh 1983     [Link to DiatomBase]

Gyrosigma fasciola (fasciolum) (Ehrenberg) Griffith & Henfrey 2005     [Link to DiatomBase]

Gyrosigma fasciola (fasciolum) var. closterioides (Grunow) Proschkina-Lavrenko 1950     [Link to DiatomBase]

Gyrosigma fasciola (fasciolum) var. genuinum Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma fasciola (fasciolum) var. globifera Meister 1932     [Link to DiatomBase]

Gyrosigma fasciola (fasciolum) var. prolongatum (W. Smith) Proschkina-Lavrenko 1950     [Link to DiatomBase]

Gyrosigma fenestriata Meister 1932     [Link to DiatomBase]

Gyrosigma fogedii Stidolph 1994     [Link to DiatomBase]

Gyrosigma fonticolum Hustedt 1938     [Link to DiatomBase]

Gyrosigma fonticolum Hustedt 1938     [Link to DiatomBase]

Gyrosigma foxtonia Stidolph 1988     [Link to DiatomBase]

Gyrosigma gibbosum Ricard 1975     [Link to DiatomBase]

Gyrosigma gibbyi Reid 2003

Gyrosigma gondwana G. Moser, Lange-Bertalot & D. Metzeltin 1998     [Link to DiatomBase]

Gyrosigma hudsonii Poulin & Cardinal 1982     [Link to DiatomBase]

Gyrosigma hudsonii Poulin & Cardinal 1982     [Link to DiatomBase]

Gyrosigma hummii Hustedt 1955     [Link to DiatomBase]

Gyrosigma hummii Hustedt 1955     [Link to DiatomBase]

Gyrosigma hummii Hustedt 1955     [Link to DiatomBase]

Gyrosigma hummii Hustedt 1955     [Link to DiatomBase]

Gyrosigma incompta Hohn & Hellerman 1966     [Link to DiatomBase]

Gyrosigma inflatum Ricard 1975     [Link to DiatomBase]

Gyrosigma itaparicanum (Zimmermann) Andrade & Teixeira 1957     [Link to DiatomBase]

Gyrosigma kazachstanicum N.I. Strelnikova & J.P. Kociolek in Strelnikova, Kociolek & Fourtanier 2006     [Link to DiatomBase]

Gyrosigma khandeshensis Sarode & Kamat 1984     [Link to DiatomBase]

Gyrosigma kolbei Skvortzow 1971     [Link to DiatomBase]

Gyrosigma kolbei Skvortzow 1969     [Link to DiatomBase]

Gyrosigma kolbei var. ienniseiensis Skvortzow 1971     [Link to DiatomBase]

Gyrosigma kolbei var. ienniseiensis Skvortzow 1969     [Link to DiatomBase]

Gyrosigma kolbei var. obtusa Skvortzow 1971     [Link to DiatomBase]

Gyrosigma kolbei var. obtusa Skvortzow 1969     [Link to DiatomBase]

Gyrosigma kuetzingii var. nipponica Skvortzow & Noda 1971     [Link to DiatomBase]

Gyrosigma lanceolatum Ricard 1975     [Link to DiatomBase]

Gyrosigma limosum Sterrenburg et Underwood 1997     [Link to DiatomBase]

Gyrosigma lucianum Cholnoky 1968     [Link to DiatomBase]

Gyrosigma macedonicum Z. Levkov, S. Krstic & T. Nakov 2006     [Link to DiatomBase]

Gyrosigma macedonicum Z. Levkov, S. Krstic & T. Nakov 2006     [Link to DiatomBase]

Gyrosigma macrum (W. Smith) Griffith & Henfrey 1856     [Link to DiatomBase]

Gyrosigma macrum var. minor Péterfi & Róbert 1958     [Link to DiatomBase]

Gyrosigma maharashtrensis Sarode & Kamat 1984     [Link to DiatomBase]

Gyrosigma marginatum Voigt 1969     [Link to DiatomBase]

Gyrosigma moresbyana Reichardt 1988     [Link to DiatomBase]

Gyrosigma murphy Reid 2003

Gyrosigma naja (Meister) Sterrenburg 2000

Gyrosigma naja (Meister) Sterrenburg 2000

Gyrosigma neglectum Frenguelli 1938     [Link to DiatomBase]

Gyrosigma nipkowii Meister 1932     [Link to DiatomBase]

Gyrosigma nipponica (Skvortzow) Skvortzow & Noda 1971     [Link to DiatomBase]

Gyrosigma nodiferum (Grunow) Reimer 1966     [Link to DiatomBase]

Gyrosigma nodiferum var. latum Chin et Liu 1979     [Link to DiatomBase]

Gyrosigma pallidum Riznyk 1973     [Link to DiatomBase]

Gyrosigma parvuloides Cholnoky 1961     [Link to DiatomBase]

Gyrosigma parvulum Hustedt 1955     [Link to DiatomBase]

Gyrosigma parvulum Hustedt 1955     [Link to DiatomBase]

Gyrosigma pensacolae Sterrenburg 1995     [Link to DiatomBase]

Gyrosigma perthense John 1983     [Link to DiatomBase]

Gyrosigma plagiostomum var. indica Meister 1932     [Link to DiatomBase]

Gyrosigma procerum Hustedt 1956     [Link to DiatomBase]

Gyrosigma procerum Hustedt 1956     [Link to DiatomBase]

Gyrosigma prolongatum (W. Smith) Griffith & Henfrey 1856     [Link to DiatomBase]

Gyrosigma prolongatum var. typicum Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma pseudokuetzingii Kobayasi in Kobayasi & Ando 1977     [Link to DiatomBase]

Gyrosigma rapsonii Cholnoky 1959     [Link to DiatomBase]

Gyrosigma rautenbachiae Cholnoky 1957     [Link to DiatomBase]

Gyrosigma rautenbachiae Cholnoky 1986     [Link to DiatomBase]

Gyrosigma reimeri Sterrenburg 1994     [Link to DiatomBase]

Gyrosigma reversum (Gregory) Hendey 1974     [Link to DiatomBase]

Gyrosigma reversum Ricard 1975     [Link to DiatomBase]

Gyrosigma rostratum Bing Liu, D.M. Williams & Bangqin Huang 2015 2015

Gyrosigma scalproides var. typicum Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma scalprum (Gaillon in Turpin) Sterrenburg 1992     [Link to DiatomBase]

Gyrosigma scalprum (Gaillon) Sterrenburg 2007     [Link to DiatomBase]

Gyrosigma sinensis (Ehrenberg) Desikachary 1988     [Link to DiatomBase]

Gyrosigma sinensis (Ehrenberg) Desikachary 2003     [Link to DiatomBase]

Gyrosigma spathulatum Ricard 1975     [Link to DiatomBase]

Gyrosigma spenceri (spencerii) f. major Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma spenceri (spencerii) var. okamurae Skvortzow 1937     [Link to DiatomBase]

Gyrosigma spencerii var. curvula (Grunow) Reimer 1966     [Link to DiatomBase]

Gyrosigma spencerii var. halophila Gaud 1974     [Link to DiatomBase]

Gyrosigma spencerii var. smithii (Grunow) Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma spenserii var. biwensis Skvortzow & Noda 1971     [Link to DiatomBase]

Gyrosigma sterrenburgii Stidolph 1992     [Link to DiatomBase]

Gyrosigma stidolphii Sterrenburg 1992     [Link to DiatomBase]

Gyrosigma stompsii Cholnoky 1963     [Link to DiatomBase]

Gyrosigma strigilis var. excentriraphe Chin et Liu 1979     [Link to DiatomBase]

Gyrosigma subangustum Hustedt 1955     [Link to DiatomBase]

Gyrosigma subangustum Hustedt 1955     [Link to DiatomBase]

Gyrosigma subsalinum (H. Peragallo) Frenguelli & Orlando 1958     [Link to DiatomBase]

Gyrosigma subsalinum var. antarctica Frenguelli & Orlando 1958     [Link to DiatomBase]

Gyrosigma subsalsum (Wislouch & Kolbe) Cardinal, Poulin & Berard-Therriault 1986     [Link to DiatomBase]

Gyrosigma subsals um (Wislouch & Kolbe) Poulin 2002

Gyrosigma subtile (Brébisson) Reid 2003     [Link to DiatomBase]

Gyrosigma sulcatum (Grunow in Cleve & Grunow) Frenguelli 1938     [Link to DiatomBase]

Gyrosigma tenuirostrum (Grunow in Cleve & Grunow) Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma tenuissimum var. angustissima Simonsen 1959     [Link to DiatomBase]

Gyrosigma tenuissimum var. angustissima Simonsen ex Hinz, Simonsen et Crawford 2012     [Link to DiatomBase]

Gyrosigma tenuissimum var. genuina Cleve-Euler 1952     [Link to DiatomBase]

Gyrosigma terryanum f. fontanum Reimer 1966     [Link to DiatomBase]

Gyrosigma turgida (Stidolph) Stidolph 1988     [Link to DiatomBase]

Gyrosigma uncinatum Ricard 1975     [Link to DiatomBase]

Gyrosigma variipunctatum Hagelstein 1939     [Link to DiatomBase]

Gyrosigma variistriatum Hagelstein 1939     [Link to DiatomBase]

Gyrosigma waitangiana Stidolph 1993     [Link to DiatomBase]

Gyrosigma wansbeckii var. minuta Cardinal, Poulin & Berard-Therriault 1986     [Link to DiatomBase]

Gyrosigma xiamenense Bing Liu, F.A.S. Sterrenburg & Bangqin Huang 2015 2015