長矛藻屬（學名：_Actinella_）為短縫藻科的一個屬。



下屬物種

本屬包括以下物種：


* 非洲長矛藻 _Actinella africana_ Woodhead & Tweed, 1957

* _Actinella amazoniana_ J.P.Kociolek, 2001

* _Actinella amazonica_ Kociolek

* _Actinella aotearoaia_ R.L.Lowe, B.J.F.Biggs & S.Francoeur, 2001

* _Actinella astriata_ Metzeltin & Lange Bertalot, 2007

* _Actinella australis_ (Manguin) Kociolek, Rhode & Williams, 1997

* _Actinella bourrellyi_ J.P.Kociolek & K.Rhode, 1998

* 巴西長矛藻 _Actinella brasiliensis_ Grunow, 1881

* _Actinella cholnokii_ Woodhead & Tweed, 1957

* _Actinella comperei_ K.Sabbe, K.Vanhoutte & W.Vyverman, 2000

* _Actinella crawfordii_ J.P.Kociolek, 2001

* _Actinella curvatula_ J.P.Kociolek, 2001

* _Actinella digitus_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella disjuncta_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella eunotioides_ Hustedt, 1952

* _Actinella fontellii_ Woodhead & Tweed, 1957

* _Actinella fourtanierae_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella fuseyi_ Schoeman, 1982

* _Actinella gessneri_ Hustedt, 1965

* _Actinella giluwensis_ K.Sabbe & W.Vyverman, 2001

* _Actinella giraffensis_ P.A.Siver, A.P.Wolfe & M.B.Edlund, 2010

* _Actinella goodwinii_ Siver, Bishop, Wolfe & Lott, 2017

* _Actinella gracilis_ J.P.Kociolek, 2001

* _Actinella guianensis_ Grunow, 1881

* _Actinella guianensoides_ Metzeltin & Lange-Bertalot, 2003

* _Actinella hawaiiensis_ H.Ripple & J.P.Kociolek, 2013

* _Actinella hermes-moreirae_ Ruwer, Ludwig & Rodrigues, 2019

* _Actinella hickeyi Siver, Bishop, Wolfe & Lott, 2017_

* _Actinella hustedtii J.P.Kociolek, 2001_

* _Actinella indistincta W.Vyverman & E.A.Bergey, 2001_

* _Actinella karelica Mölder, 1951_

* _Actinella kimberlitica Siver, Bishop, Wolfe & Lott, 2015_

* _Actinella kociolekii D.Metzeltin & Lange-Bertalot, 2007_

* _Actinella lange-bertalotii J.P.Kociolek, 2001_

* _Actinella leontopithecus-rosalia J.C.F.Costa, 1995_

* _Actinella lima J.P.Kociolek, 2001_

* _Actinella lyonae D.Metzeltin & H.Lange-Bertalot, 2007_

* _Actinella lyoniae D.Metzeltin & Lange-Bertalot, 2007_

* _Actinella mangini Kociolek, R.Rhode & D.M.Willians_

* _Actinella manguinii Kociolek, Rhode & Williams, 1997_

* _Actinella medlinae D.Metzeltin & H.Lange-Bertalot, 2007_

* _Actinella medliniae D.Metzeltin & Lange-Bertalot, 2007_

* 中新長矛藻 _Actinella miocenica_ J.Y.Li, 1988

* _Actinella mirabilis_ Grunow, 1881

* _Actinella modesta_ Gerd Moser, Lange-Bertalot & D.Metzeltin, 1998

* _Actinella molokaiensis_ H.Ripple & J.P.Kociolek, 2013

* _Actinella muylaertii_ K.Sabbe & W.Vyverman, 2001

* _Actinella pararobusta_ D.Metzeltin & Lange-Bertalot, 1998

* _Actinella parva_ K.Vanhoutte & K.Sabbe, 2001

* _Actinella penzhica_ E.G.Lupikina & L.M.Dolmatova, 1984

* _Actinella pereunotioides D.Metzeltin & Lange-Bertalot, 2007_

* _Actinella peronioides Hustedt, 1952_

* _Actinella pliocenica Héribaud & M.Peragallo_

* _Actinella pseudohantzschia D.Metzeltin & Lange-Bertalot, 1998_

* _Actinella pulchella K.Sabbe & D.Hodgson, 2001_

* _Actinella punctata F.W.Lewis, 1864_

* _Actinella reviersii Kociolek & Rhode, 1998_

* _Actinella rionegrensis D.Metzeltin & Lange-Bertalot, 2007_

* _Actinella robusta_ Fusey, 1964

* _Actinella robusta_ Hustedt, 1952

* _Actinella sabbei_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella scala_ Brun, 1896

* _Actinella siolii_ Hustedt, 1965

* _Actinella spathulifera_ Woodhead & Tweed, 1957

* _Actinella spauldingae_ D.Metzeltin & H.Lange-Bertalot, 2007

* _Actinella spauldingiae_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella subperonioides_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella superperonioides_ D.Metzeltin & Lange-Bertalot, 2007

* _Actinella tasmaniensis_ Hustedt, 1952

* _Actinella thelma_ D.Metzeltin & H.Lange-Bertalot, 2007

* _Actinella thelmae_ D.Metzeltin & H-Lange-Bertalot, 2007

* _Actinella undulata_ Fusey, 1964



參考文獻