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Unreviewed: has not been verified by a taxonomic editorAchnanthidium F.T. Kützing, 1844 
AphiaID: 163531

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 editorAchnanthales (Order) > Checked: verified by a taxonomic editorAchnanthidiaceae (Family) > Unreviewed: has not been verified by a taxonomic editorAchnanthidium (Genus)
Status accepted
Rank Genus
Typetaxon Unreviewed: has not been verified by a taxonomic editorAchnanthidium microcephalum Kützing, 1844 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum (Kützing) Czarnecki, 1994
Parent Checked: verified by a taxonomic editorAchnanthidiaceae D.G. Mann, 1990
Orig. name Unreviewed: has not been verified by a taxonomic editorAchnanthidium F.T. Kützing, 1844
Sources  original description Kützing, F. T. (1844). Die kieselschaligen Bacillarien oder Diatomeen. , available online at https://doi.org/10.5962/bhl.title.64360 [details]

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taxa (245)

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 Species Checked: verified by a taxonomic editorAchnanthidium acerosum Van de Vijver, Lange-Bert. & Jarlman in Van de Vijver et al., 2011
Species Checked: verified by a taxonomic editorAchnanthidium acsiae Wojtal, E. Morales, Van de Vijver & Ector in Wojtal et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium affine (Grunow) Czarnecki, 1994
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium alteragracillimum Round & Bukhtiyarova, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium arcus (Hustedt) Lange-Bertalot, 1999
Species Checked: verified by a taxonomic editorAchnanthidium australexiguum Van de Vijver in Taylor et al., 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium barbei R.Le Cohu & F.Peres, 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium bioretii (Germain) Monnier, Lange-Bertalot & Ector, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium blancheanum (Maillard) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cadimae E.A. Morales, E. Fernández & L. Ector, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium caledonicum (Lange-Bertalot) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium caravelense M.E. Novais & L. Ector in M.E. Novais et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium catenatum (Bily & Marvan) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium chitrakootense A.Z.Wojtal, H.Lange-Bertalot & P.Nautiyal, 2010
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cocconeiformis Mereschkowsky
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium contrarea (Lange-Bertalot & Steindorf) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium costei R.Le Cohu & F.Peres, 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium crassum (Hustedt) Potapova & Ponader
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cubanense D.Metzeltin & Lange-Bertalot, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium daonense (Lange-Bertalot) Lange-Bertalot, O.Monnier & L.Ector, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium deflexum (C.W.Reimer) J.C.Kingston, 2000
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium delmontii F.Pérès, R.le Cohu & A.Barthès, 2012
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium dolomiticum M.Cantonati & Lange-Bertalot, 2006
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium druartii Rimet & Couté, 2010
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium duthii (Sreen.) M.B.Edlund
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium elineatum Lagerstedt
Species Checked: verified by a taxonomic editorAchnanthidium ennediense (Compère) Compère & Van de Vijver, 2011
Species Checked: verified by a taxonomic editorAchnanthidium ertzii Van de Vijver & Lange-Bert. in Van de Vijver et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium eutrophilum (Lange-Bertalot) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium exile (Kützing) Heiberg, 1863
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium fulla (J.R.Carter) M.Aboal, 2003
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium glyphos Riaux-Gobin, Compère & Witkowski, 2010
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium gracillimum (Meister) Lange-Bertalot, 2004
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium helveticum (Hustedt) Monnier, Lange-Bertalot & Ector, 2007
Species Checked: verified by a taxonomic editorAchnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman in Van de Vijver et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium indicatrix (Lange-Bertalot & Steindorf) Lange-Bertalot
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium indicatrix (Lange-Bertalot & Steindorf) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium jackii Rabenhorst, 1861
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium kenyae (Cholnoky) C.Cocquyt, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium koghisense (Moser, Lange-Bertalot & Metzeltin) Lange-Bertalot, 1999
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium koghisense f. angustifasciatum (Gerd Moser, Lange-Bertalot & Metzeltin) Lange-Bertalot, 1999 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium kranzii (Lange-Bertalot) Round & Bukhtiyarova, 1996
Species Checked: verified by a taxonomic editorAchnanthidium kriegeri (Krasske) P.B.Ham., D.Anton. & Siver in Antoniades et al., 2008
Species Checked: verified by a taxonomic editorAchnanthidium lailae Van de Vijver in Zidarova et al., 2009
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lancoolatum
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lapidosum (Krasske) Kobayasi, 2002
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium latecephalum H.Kobayasi, 1997
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lauenburgianum (Hustedt) Monnier, Lange-Bertalot & Ector, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lineare W.Smith, 1855
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium linearioides (Lange-Bertalot) Lange-Bertalot, 2004
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium macrocephalum (Hustedt) Round & Bukhtiyarova, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium mangelsdorfii D.Metzeltin & Lange-Bertalot, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium maximum Cleve-Euler, 1895
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium maximum var. lanceolata ‘Østrup’ according to Cleve-Euler, 1939 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium metaffine (Lange-Bertalot & Steindorf) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum (Kützing) Czarnecki, 1994
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum f. inconspicuum (Østrup) Compère
» Variety Checked: verified by a taxonomic editorAchnanthidium minutissimum var. jackii (Rabenh.) Lange-Bert. in Lange-Bertalot & Ruppel, 1980
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum var. affinis (Grunow) Lange-Bertalot, 1989 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium affine (Grunow) Czarnecki, 1994
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum var. gracillima (Meister) L.Bukhtiyarova, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium gracillimum (Meister) Lange-Bertalot, 2004
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum var. scoticum (Carter) H.Cremer, 2003 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium caledonicum (Lange-Bertalot) Lange-Bertalot, 1999
» Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum f. inconspicuum (Østrup) Compère & Riaux-Gobin, 2009 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum var. inconspicuum (Østrup) I. Jüttner & E.J. Cox in Jüttner et al., 2010 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutum Cleve, 1891
Species Checked: verified by a taxonomic editorAchnanthidium modestiforme (Lange-Bert.) Van de Vijver in Van de Vijver et al., 2002
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium neomicrocephalum Lange-Bertalot & F.Staab, 2004
Species Checked: verified by a taxonomic editorAchnanthidium ovatum To.Watan. & Tuji in Watanabe et al., 2008
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium palmeti G.Gassiole, R. le Cohu & M.Coste, 2013
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium peridotiticum (Moser, Lange-Bertalot & Metzeltin) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium peruvianum E.Morales & L.Ector, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pirogueanum (Maillard) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium polonicum B. Van de Vijver, A. Wojtal, E. Morales & L. Ector, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pseudochamaepinnularia Riaux-Gobin, Compère & Witkowski, 2010
Species Checked: verified by a taxonomic editorAchnanthidium pseudoconspicuum (Foged) Jüttner & E.J.Cox, 2011
Species Checked: verified by a taxonomic editorAchnanthidium pseudolineare Van de Vijver, Novais & Ector in Van de Vijver et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pyrenaicum (Hustedt) H.Kobayasi, 1997
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium reimeri (Camburn) Ponader & Potapova, 2007
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium rivulare Potapova & Ponader
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium rosenstockii (Lange-Bertalot) Lange-Bertalot, 2004
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium rosenstockii var. inareolatum Lange-Bertalot in Krammer & Lange-Bertalot (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium rostratum Østrup
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium rostropyrenaicum I.Jüttner & E.J.Cox, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium saprophila (H.Kobayashi & S.Mayama) Round & Bukhtiyarova, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium saprophilum (H.Kobayasi & S.Mayama) Round & L.Bukhtiyarova, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium scalariforme Riaux-Gobin, Compère & Witkowski, 2010
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium sehuencoensis E.Morales, 2009
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium semiaperta (Guermeur) Andresen Stoermer& Kreis
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium sibiricum M.Kulikovskiy, H.Lange-Bertalot, A.Witkowski & G.Khursevich, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium sieminskae A.Witkowski, M.Kulikovskiy & C.Riaux-Gobin, 2012
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium standeri (Cholnoky) J.C.Taylor, E.Morales & L.Ector, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium straubianum (Lange-Bertalot) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subatomus (Hustedt) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subhudsonis (Hustedt) H.Kobayasi, 2006
Species Checked: verified by a taxonomic editorAchnanthidium sublineare Van de Vijver, Jarlman & Ector in Van de Vijver et al., 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subsalsum (J.B.Petersen) M.Aboal, 2003
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subsessile (Kützing) Heiberg
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium subsessile var. subsessile (Kützing) Heiberg, 1863 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium subsessile var. tumidulum ‘Grunow’ Meister in Huber-Pestalozzi, 1929 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium taiaense (Carter & Denny) Taylor, Morales & Ector, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium tepidaricola Van de Vijver & M.De Haan, 2011
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium thermale Rabenhorst, 1864
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium thienemannii (Hustedt) Lange-Bertalot
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium trinodis Arnott ex Ralfs
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium undulatum Schumann, 1867
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium woltereckii (Hustedt) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium zhakovschikovii M.Potapova, 2006

Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium archibaldianum (Lange-Bertalot) Lange-Bertalot, 1999 accepted as Unreviewed: has not been verified by a taxonomic editorRossithidium archibaldianum (Lange-Bertalot) L.N.Bukhtiyarova, 2008
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium biasolettianum (Grunow) Bukhtiyarova, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium pyrenaicum (Hustedt) H.Kobayasi, 1997
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium biporomum (M.H.Hohn & J.Hellerman) D.B.Czarnecki, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium biporomum (M.H.Hohn & Hellerman) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes (C.Agardh) Heiberg, 1863 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes brevipes C.Agardh, 1824
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. angustata ‘(Greville) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. brevipes (Agardh) Cleve, 1895 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. capensis ‘Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. indica ‘(Brun) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. intermedia ‘(Kützing) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. leudugeri ‘(Tempère & Brun in Brun & Tempère) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. marginata (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. minor (H. Peragallo in H. Peragallo & M. Peragallo) Mereschkowsky, 1902 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. minus ‘Mereschkowsky’ VanLandingham, 1979 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. pennaeformis ‘(Greville) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. seriatum (Agardh) Mereschkowsky, 1902 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. seriatum ‘(Agardh) Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. subcrenulatum ‘Cleve’ VanLandingham, 1967 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. typica ‘Cleve’ VanLandingham, 1967 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes (Agardh) Cleve, 1895 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes brevipes C.Agardh, 1824
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. parvulum (Kützing) Mereschovsky, 1901 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes parvula Kützing, 1844
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. biareolatum Mereschkowsky, 1902 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium brevipes var. tumidulum (Grunow) Meister in Huber-Pestalozzi, 1929 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium capitatum Riaux Gobin, Romero, Compère & Al Handal, 2011 accepted as Unreviewed: has not been verified by a taxonomic editorMadinithidium capitatum (C.Riaux-Gobin, O.Romero, P.Compère & A.Handal) A.Witkowski, C.Riaux-Gobin & C.Desrosiers, 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium chlidanos (Hohn & Hellerman) E.Novelo, R.Tavera & C.Ibarra, 2007 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes chlidanos M.H.Hohn & Hellerman, 1963
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium clevei (Grunow) D.B.Czarnecki, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorKarayevia clevei (Grunow) Round & Bukhtiyarova, 1999
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium clevei var. rostratum (Hustedt) M.B.Edlund, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes clevei var. rostrata Hustedt, 1930
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium coarctatum Brébisson ex W.Smith, 1855 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes coarctata (Brébisson ex W.Smith) Grunow, 1880
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium coarctatum var. coarctatum Brébisson ex W. Smith, 1855 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium coarctatum var. elineatum Lagerstedt, 1873 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium coarctatum var. otrantinum (Rabenhorst) Rabenhorst, 1864 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum Kützing, 1844 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium delicatulum (Kützing) Round & Bukhtiyarova, 1996
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum f. angustatum Gutwinski, 1890 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium duthiei (M.R.Sreenivasa) Edlund, 1994 accepted as Unreviewed: has not been verified by a taxonomic editorRossithidium duthiei (M.R. Sreenivasa) J.C. Kingston, 2000 †
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium exiguum (Grunow) D.B.Czarnecki, 1994 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes exigua Grunow, 1880
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium exiguum var. constrictum (Grunow) N.A.Andresen, E.F.Stoermer & R.G.Kreis, 2000
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium exiguum var. heterovalvum (G.Krasske) D.B.Czarnecki, 1994
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum (Kützing) Brébisson ex Kützing, 1849 accepted as Unreviewed: has not been verified by a taxonomic editorEucocconeis flexella (Kützing) Meister, 1912
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum f. flexellum (Kützing) Brébisson ex Kützing, 1849 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum f. minuta A. Cleve, 1895 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. alpestris (Brun) De Toni, 1880 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. arabicum (Lagerstedt) ‘Grunow’ De Toni, 1891 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. arcticum (Lagerstedt) Grunow in Cleve & Grunow, 1880 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. dissimile (W. Smith) Grunow in Cleve & Grunow, 1880 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. minuta Lacsny, 1917 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexellum var. naviculoides (Reinsch) Grunow in Cleve & Grunow, 1880 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium flexuistriatum Riaux-Gobin, Compère & Witkowski, 2010 accepted as Unreviewed: has not been verified by a taxonomic editorMadinithidium flexuistriatum (C.Riaux-Gobin, P.Compère & A.Witkowski) A.Witkowski, C.Riaux-Gobin & C.Desrosiers, 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium groenlandicum Cleve, 1873 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes groenlandica (Cleve) Grunow, 1880
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium hauckianum (Grunow) D.B.Czarnecki, 1994 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium hauckianum (Grunow) Round & Bukhtiyarova, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium haynaldii (Schaarschmidt) Morosov, 1929 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium haynaldii (Schaarschmidt) Lange-Bertalot, 1999
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium hungaricum Grunow, 1863 accepted as Unreviewed: has not been verified by a taxonomic editorLemnicola hungarica (Grunow) F.E.Round & P.W.Basson, 1997
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium hungaricum f. medioconstricta Ryndovski, 1872 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium hungaricum var. medio Ryndovskii, 1872 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium inflatum (Kützing) Hutton, 1883 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes inflata (Kützing) Grunow, 1867
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium kryophila (J.B.Petersen) Bukhtiyarova, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes chlidanos M.H.Hohn & Hellerman, 1963
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum Brébisson ex Kützing, 1846 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium lanceolatum (Brébisson ex Kützing) Bukhtiyarova, 1999
  » Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. minimum A.Mayer, 1913
» Variety Checked: verified by a taxonomic editorAchnanthidium lanceolatum var. rhomboidale Mayer, 1919
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. rusticum Steinecke, 1916
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. rhomboides Mayer, 1919 (nomen dubium)
» Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum f. minutissima (Kützing) Tömösvary, 1879 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum (Kützing) Czarnecki, 1994
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. capitata 'O.Müller' Mills, 1933 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium capitatum (O.Müller) Van de Vijver, Kopalová, C.E.Wetzel & Ector, 2014
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. ellipticum (Cleve) Meister, 1912 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium ellipticum (Cleve) Round & Bukhtiyarova, 1996
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. haynaldii (Schaarschmidt) Comber, 1901 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium haynaldii (Schaarschmidt) Lange-Bertalot, 1999
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. haynaldii (Schaarschmidt) Meister, 1912 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium haynaldii (Schaarschmidt) Lange-Bertalot, 1999
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. inflatum A.Mayer, 1913 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium lanceolatum (Brébisson ex Kützing) Bukhtiyarova, 1999
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. ventricosum (Hustedt) Poretsky, 1924 accepted as Unreviewed: has not been verified by a taxonomic editorPlanothidium lanceolatum (Brébisson ex Kützing) Bukhtiyarova, 1999
» Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum f. lanceolatum Brébisson ex Kützing, 1846 (uncertain, unassessed)
» Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum f. typica Meister, 1912 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. conspicuum Mayer, 1912 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. crassum Kisselev, 1931 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. dubium (Grunow in Cleve & Grunow) Meister, 1912 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes lanceolata subsp. dubia (Grunow) Lange-Bertalot, 1991 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. inflata Mayer, 1913 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. major Rabenhorst, 1870 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. rostellatum ‘Hustedt’ according to Mayer (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium lanceolatum var. rostratum ‘Hustedt’ according to Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium levanderi (Hustedt) D.B.Czarnecki, 1995 accepted as Unreviewed: has not been verified by a taxonomic editorPsammothidium levanderi (Hustedt) L.Bukhtiyarova & Round, 1996
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium microcephalum Kützing, 1844 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthidium minutissimum (Kützing) Czarnecki, 1994
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pseudodelicatissimum Riaux-Gobin, Witkowski & Compère, 2010 accepted as Unreviewed: has not been verified by a taxonomic editorMadinithidium pseudodelicatissimum (C.Riaux-Gobin, P.Compère & A.Witkowski) A.Witkowski, C.Riaux-Gobin & C.Desrosiers, 2014
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium trinode Ralfs, 1861 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes trinodis (Ralfs) Grunow, 1880
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium zelleri Kirchner, 1888 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes thermalis (Rabenhorst) Schoenfeld, 1907

Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium agardhii (Kützing) Mereschkowsky, 1903 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium agglutinans ‘Grunow in Cleve & Grunow’ VanLandingham, 1880 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium agglutinata ‘Grunow in Cleve & Grunow’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium alpestre (R. Lowe & J.P. Kociolek) R. Lowe & J.P. Kociolek in J.R. Johansen et al., 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium altergracillima (Lange-Bertalot) Round & Bukhtiyarova, 1996 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium arcticum Cleve, 1873 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium atomoides Monnier, Lange-Bertalot & Ector in Monnier et al., 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium atomus (Hustedt) Monnier, Lange-Bertalot & Ector in Monnier et al., 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium baccata ‘Leuduger-Fortmorel’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium baldjikii Grunow in Schmidt et al., 1895 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium boreale Poretszky, 1927 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cocconeiforme Mereschkowsky, 1901 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cocconeiforme Mereschkowsky, 1902 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium contractum Schumann, 1867 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium contrarea (Lange-Bertalot & Steindorf in Moser, Steindorf & Lange-Bertalot) H. Lange-Bertalot, 1999 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium convergens (Kobayasi) Kobayasi, 1997 accepted as Unreviewed: has not been verified by a taxonomic editorAchnanthes convergens H.Kobayasi ex H.Kobayshi, Nagumo & Mayama, 1986 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium costatum Plutenko, 1873 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium crenulatum ‘Grunow’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cryptocephalum Naegeli ex Kützing, 1849 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cryptocephalum ‘Grunow’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium cuneata ‘Grunow’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium danicum Flogel in Schmidt et al., 1895 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum sensu Schumann, 1867 (uncertain, unassessed)
  » Forma Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum f. delicatulum Kützing, 1844 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum var. angustatum Gutwinski, 1890 (uncertain, unassessed)
» Variety Unreviewed: has not been verified by a taxonomic editorAchnanthidium delicatulum var. wislouchii Shirshov, 1935 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium hauckii (Grunow) Comber, 1901 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium intermedium ‘Gutwinski, 1892’ according to Hollerbakh & Krasavina, 1892 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium japonicum (Kobayasi) Kobayasi, 1997 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium kuwaitensis ‘Hendey’ VanLandingham, 1967 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium linearioide H. Lange-Bertalot in Krammer & Lange-Bertalot, 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium longipes Kisselev, 1931 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lorenziana (Grunow) Grunow in Schmidt et al., 1895 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium lyra Schumann, 1867 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium mangelsdorffii D. Metzeltin & H. Lange-Bertalot, 2007 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium margaritarum Cleve, 1893 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium margaritarum (Cleve) Cleve, 1895 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium microcephalum sensu W. Smith, 1856 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium microcephalum Mereschkowsky, 1901 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium microcephalum sensu Neupauer, 1867 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium naviculoides Reinsch, 1866 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium neglectum Schumann, 1867 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium obliquum Mereschkowsky, 1902 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium obtusum Schumann, 1867 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium otrantinum Rabenhorst, 1853 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium peragalloi Brun & Héribaud in Héribaud, 1893 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium peragalloi Tempère in Tempère & Peragallo, 1914 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium perpusilla ‘(Pantocsek) Cleve’ VanLandingham, 1979 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pfisteri H. Lange-Bertalot in Werum & Lange-Bertalot, 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pulchellum 'Brébisson ?' according to VanLandingham (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium pusillum (Grunow in Cleve & Grunow) Czarnecki in Czarnecki & Edlund, 1995 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium robustum (Hustedt) T. Ohtsuka in Ohtsuka et al., 2007 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium rostrata ‘Østrup’ Mills, 1933 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium semiapertum (P. Guermeur) N.A. Andresen, E.F. Stoermer & R.G. Kreis, Jr., 2000 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium strictum E. Reichardt, 2004 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subatomoides (Hustedt) O. Monnier, H. Lange-Bertalot & L. Ector in Monnier et al., 2007 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium subhungaricum Gutwinski, 1890 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium temniskovae P. Ivanov & L. Ector, 2006 (uncertain, unassessed)
Species Unreviewed: has not been verified by a taxonomic editorAchnanthidium tetrasterias Krishtofovich, 1941 (uncertain, unassessed)
Environment marine, fresh, terrestrial
Fossil range recent only
Links Checked: verified by a taxonomic editorPublished in AlgaeBase Logo AlgaeBase 
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
Note 
From editor or global species database
Checked: verified by a taxonomic editorLSID urn:lsid:algaebase.org:taxname:77645 [details]
Images Unreviewed: has not been verified by a taxonomic editor[show unreviewed]
LSID urn:lsid:marinespecies.org:taxname:163531
Taxonomic
Edit history
 
Date   action   by
2005-07-06 10:45:32Z  created  Espinel, Nadjejda
2010-08-12 12:41:00Z  changed  Guiry, Michael D.
2012-07-05 12:00:47Z  changed  Guiry, Michael D.
2016-10-07 14:49:52Z  changed  Guiry, Michael D.
2017-02-23 10:36:53Z  changed  Kociolek, John Patrick
  
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  Citation: WoRMS (2017). Achnanthidium F.T. Kützing, 1844. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=163531 on 2017-04-27
  Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License