曲絲藻屬（學名：_Achnanthidium_ ）為曲絲藻科的一個屬。



下級分類

本屬包括以下物種：


* _Achnanthidium acerosum_ Van de Vijver, Lange-Bert. & Jarlman, 2011

* _Achnanthidium acsiae_ Wojtal, E.Morales, Van de Vijver & Ector, 2011

* _Achnanthidium affine_ (Grunow) Czarnecki, 1994

* _Achnanthidium agardhii_ (Kützing) Mereschkowsky

* _Achnanthidium agglutinans_

* _Achnanthidium agglutinata_

* _Achnanthidium alpestre_ (R.Lowe & J.P.Kociolek) R.Lowe & J.P.Kociolek, 2004

* _Achnanthidium alteragracillimum_ Round & Bukhtiyarova, 1996

* _Achnanthidium anastasiae_ (Kaczmarska) Chaudev & Gololobova

* _Achnanthidium arcticum_ Cleve, 1873

* _Achnanthidium arcus_ (Hust.) Lange-Bert., 1999

* _Achnanthidium atomoides_ O.Monnier, Lange-Bert. & L.Ector, 2004

* _Achnanthidium atomus_ (Hust.) Monnier, Lange-Bert. & Ector, 2004

* _Achnanthidium australexiguum_ Van de Vijver, 2014

* _Achnanthidium baccata_ Mills, 1933

* _Achnanthidium barbei_ R.Le Cohu & F.Peres, 2014

* _Achnanthidium biasolettianum_ (Grunow) Lange-Bert.

* _Achnanthidium boreale_ Poretszky, 1927

* _Achnanthidium cadimae E.A.Morales, E.Fernández & L.Ector, 2011_

* _Achnanthidium caledonicum (Lange-Bertalot) Lange-Bertalot, 1999_

* _Achnanthidium caravelense M.E.Novais & L.Ector, 2011_

* 鏈狀彎殼藻 _Achnanthidium catenatum_

* _Achnanthidium cavitatum M.Miao & B.-H.Kim, 2020_

* _Achnanthidium chitrakootense A.Z.Wojtal, H.Lange-Bertalot & P.Nautiyal, 2010_

* _Achnanthidium cocconeiforme Mereschkowsky, 1902_

* _Achnanthidium contractum Schumann, 1867_

* _Achnanthidium costatum Plutenko, 1873_

* _Achnanthidium costei R.Le Cohu & F.Peres, 2014_

* _Achnanthidium crenulatum Mills, 1933_

* _Achnanthidium cryptocephalum Mills, 1933_

* _Achnanthidium cryptocephalum Naegeli ex Kützing, 1849_

* _Achnanthidium cubanense D.Metzeltin & Lange-Bertalot, 2007_

* _Achnanthidium cuneata Mills, 1933_

* _Achnanthidium danicum Flogel, 1895_

* _Achnanthidium delicatulum_

* _Achnanthidium delmontii F.Pérès, R.le Cohu & A.Barthès, 2012_

* _Achnanthidium digitatum Pinseel, Vanormelingen, Hamilton & Van de Vijver, 2017_

* _Achnanthidium dolomiticum M.Cantonati & Lange-Bertalot, 2006_

* _Achnanthidium druartii Rimet & Couté, 2010_

* _Achnanthidium duthii (Screen.) M.B.Edlund_

* _Achnanthidium elineatum Lagerstedt_

* _Achnanthidium ennediense (Compère) Compère & Van de Vijver, 2011_

* _Achnanthidium epilithica_

* _Achnanthidium ertzii Van de Vijver & Lange-Bert., 2011_

* _Achnanthidium exigua_

* _Achnanthidium flexuistriatum Riaux-Gobin, Compère & Witkowski, 2010_

* _Achnanthidium glyphos Riaux-Gobin, Compère & Witkowski, 2010_

* _Achnanthidium groenlandicum Cleve, 1873_

* _Achnanthidium guizhouensis Q.P.Yu_

* _Achnanthidium helveticum (Hust.) Monnier, Lange-Bert. & Ector_

* _Achnanthidium hoffmannii Van de Vijver, Ector, Mertens & Jarlman, 2011_

* _Achnanthidium hungaricum Grunow, 1863_

* _Achnanthidium indistinctum Van de Vijver & Kopalova, 2014_

* _Achnanthidium intermedium_

* _Achnanthidium jackii Rabenhorst, 1861_

* _Achnanthidium jiuzhaienis_

* _Achnanthidium kuwaitensis VanLandingham, 1967_

* _Achnanthidium lacustre Q.P.Yu_

* _Achnanthidium lailae Van de Vijver, 2009_

* _Achnanthidium lanceolatum Bréb._

* _Achnanthidium latecephalum H.Kobayasi, 1997_

* _Achnanthidium limosua_

* _Achnanthidium lineare W.Smith, 1855_

* _Achnanthidium linearioide H.Lange-Bertalot, 2004_

* _Achnanthidium longipes Kisselev, 1931_

* _Achnanthidium longissimum P.Yu, Q-M.You & Kociolek, 2019_

* _Achnanthidium lyra Schumann, 1867_

* _Achnanthidium mangelsdorffii D.Metzeltin & H.Lange-Bertalot, 2007_

* _Achnanthidium margaritarum Cleve, 1893_

* _Achnanthidium maritimo-antarcticum Van de Vijver & Kopalova, 2014_

* _Achnanthidium maximum Cleve-Euler, 1895_

* _Achnanthidium mediolanceolatum Q.P.Yu_

* _Achnanthidium microcephalum Kützing, 1844_

* _Achnanthidium microcephalum Mereschkowsky, 1901_

* _Achnanthidium minutum Cleve, 1891_

* _Achnanthidium modestiforme (Lange-Bert.) Van de Vijver, 2002_

* _Achnanthidium naviculoides Reinsch, 1866_

* _Achnanthidium neglectum Schumann, 1867_

* _Achnanthidium neomicrocephalum Lange-Bertalot & F.Staab, 2004_

* _Achnanthidium neotropicum Krahn & C.E.Wetzel, 2018_

* _Achnanthidium obliquum Mereschkowsky, 1902_

* _Achnanthidium obtusum Schumann, 1867_

* _Achnanthidium otrantinum Rabenhorst, 1853_

* _Achnanthidium ovale M.Miao & B.-H.Kim, 2020_

* _Achnanthidium ovatum To.Watan. & Tuji, 2008_

* _Achnanthidium palmeti G.Gassiole, R.le Cohu & M.Coste, 2013_

* _Achnanthidium parallelum J.R.Carter_

* _Achnanthidium parvulum Q_

* _Achnanthidium peetersianum C.E.Wetzel, I.Juttner & L.Ector, 2019_

* _Achnanthidium peragalloi Brun & Héribaud, 1893_

* _Achnanthidium peragalloi Tempère, 1914_

* _Achnanthidium perpusilla_

* _Achnanthidium peruvianum E.Morales & L.Ector, 2011_

* _Achnanthidium petersenii (Hustedt) C.E.Wetzel, Ector & D.M.Williams_

* _Achnanthidium pfisteri H.Lange-Bertalot, 2004_

* _Achnanthidium polonicum B.Van de Vijver, A.Wojtal, E.Morales & L.Ector, 2011_

* _Achnanthidium pseudochamaepinnularia Riaux-Gobin, Compère & Witkowski, 2010_

* _Achnanthidium pseudoconspicuum (Foged) Jüttner & E.J.Cox, 2011_

* _Achnanthidium pseudodelicatissimum Riaux-Gobin, Witkowski & Compère, 2010_

* _Achnanthidium pseudolineare Van de Vijver, Novais & Ector, 2011_

* _Achnanthidium pulchellum_

* _Achnanthidium rivulare Potapova & Ponader, 2004_

* _Achnanthidium rostrata_

* _Achnanthidium rostropyrenaicum I.Jüttner & E.J.Cox, 2011_

* _Achnanthidium scalariforme Riaux-Gobin, Compère & Witkowski, 2010_

* _Achnanthidium sehuencoensis E.Morales, 2009_

* _Achnanthidium semiaperta (Guermeur) Andresen Stoermer & Kreis_

* _Achnanthidium sibiricum M.Kulikovskiy, H.Lange-Bertalot, A.Witkowski & G.Khursevich, 2011_

* _Achnanthidium sieminskae A.Witkowski, M.Kulikovskiy & C.Riaux-Gobin, 2012_

* _Achnanthidium sinense Bing Liu & S.Blanco, 2016_

* _Achnanthidium strictum E.Reichardt, 2004_

* _Achnanthidium subhungaricum Gutwinski, 1890_

* _Achnanthidium sublanceolatum Q.P.Yu_

* _Achnanthidium sublineare Van de Vijver, Jarlman & Ector, 2011_

* _Achnanthidium subsessile (Kützing) Heiberg_

* _Achnanthidium subtilissimum_

* _Achnanthidium taipingensis Q.P.Yu_

* _Achnanthidium temniskovae P.Ivanov & L.Ector, 2006_

* _Achnanthidium tepidaricola Van de Vijver & M.De Haan, 2011_

* _Achnanthidium tetrasterias Krishtofovich, 1941_

* _Achnanthidium tinea Tseplik, Kulikovskiy, Kociolek & Maltsev, 2021_

* _Achnanthidium trinode Ralfs, 1861_

* _Achnanthidium tropicocatenatum G.C.Marquardt, C.E.Wetzel & Ector_

* _Achnanthidium undulatum Schumann, 1867_

* _Achnanthidium ventrale_

* _Achnanthidium zelleri Kirchner, 1888_

* _Achnanthidium zhakovschikovii M.Potapova, 2006_



參考文獻