IRMNG Taxon list
Actinocephalus Kützing, 1843 accepted as Hydrocoleum Kützing ex Gomont, 1892
Actinocephalus partitus Kützing
Actinothrix J.E. Gray, 1864 (uncertain > taxon inquirendum )
Actinothrix stokesiana J.E. Gray, 1864
Acuasiphonoria L. Liu, Y. Wu, H. Yang & R. Riding, 2015 †
Aerosakkonema N.K. Thu & M.M. Watanabe in Thu, Tanabe, Yoshida, Matsuura & Watanabe, 2012
Affixifilum F.W. Lefler, D.E. Berthold & H.D. Laughinghouse, 2020
Ammassolinea P. Hašler, P. Dvořák, A. Poulíčková & D.A. Casamatta, 2014
Ammatoidea W. West & G.S. West, 1897
Ammatoidea aegaea K. Anagnostidis & A. Pantazidou, 1991
Ammatoidea breviarticulata Hirose & Chung, 1970
Ammatoidea multispora Yoneda, 1952
Ammatoidea murmanica Petrov, 1961
Ammatoidea normanii W. West & G.S. West, 1897
Ammatoidea olivacea Yoneda, 1952
Ammatoidea simplex Woronichin, 1923
Ammatoidea singularis Hirose & Chung, 1970
Ammatoidea yellowstonensis Copeland, 1936
Ammatoideaceae accepted as Homoeotrichaceae Elenkin
Amphithrix Bornet & Flahault, 1886 accepted as Homoeothrix (G. Thuret ex E. Bornet & C. Flahault) O. Kirchner in A. Engler & Prantl, 1898
Amphithrix amethystea (Kützing) Kützing
Amphithrix amoena Kützing, 1843 accepted as Phormidium ambiguum Gomont, 1892
Amphithrix barbata Kützing
Amphithrix crustacea Kützing
Amphithrix hospita Kützing
Amphithrix incrustata Kützing
Amphithrix janthina Bornet & Flahault
Amphithrix laminariae Kuckuck, 1894
Amphithrix leprieurei Montagne
Amphithrix meneghiniana Kützing
Amphithrix papillosa Rabenhorst
Amphithrix rudis (Meneghini) Kützing
Amphithrix sargassi P.L. Crouan & H.M. Crouan
Amphithrix scytonemodea (Meneghini) Trevisan
Amphithrix scytonemoidea (Meneghini) Trevisan
Amphithrix thermalis Kützing
Amphithrix villosa Kützing
Amphithrix violacea Bornet & Flahault, 1886
Amphitrix Kützing ex Bornet & Flahault, 1886 accepted as Homoeothrix (G. Thuret ex E. Bornet & C. Flahault) O. Kirchner in A. Engler & Prantl, 1898
Anabaeniolum G.A. Nadson & N.A. Krassilnikov, 1928 (uncertain > taxon inquirendum )
Anabaeniolum longum Nadson & Krassilnikov
Anagnostidinema Strunecký et al., 2017
Ancylothrix Martins & Branco in Martins et al., 2016
Annamia L.T.T. Nguyen in Nguyen, Cronberg, Moestrup & Daugbjerg, 2013
Arthrosiphon A.F. Weiss, 1984 †
Arthrospira Sitzenberger ex Gomont, 1892
Arthrospira argentina (Frenguelli) Guarrera & Kühnemann, 1949
Arthrospira balkrishnanii N.D. Kamat
Arthrospira baryana Stizenberger
Arthrospira boryana Stizenberger
Arthrospira braunii (Kützing) Crow
Arthrospira breviarticulata Setchell & N.L. Gardner, 1918 accepted as Spirulina breviaticulata (Setchell & N.L. Gardner) Geitler, 1932
Arthrospira brevis (Kützing) Drouet, 1968 accepted as Phormidium breve (Kützing ex Gomont) Anagnostidis & Komárek, 1988
Arthrospira brevis Wang, 1933
Arthrospira curta Lemmermann, 1909 accepted as Borzia curta (Lemmermann) Anagnostidis & Komárek, 1988
Arthrospira desikacharyiensis Vasishta
Arthrospira funiformis Vouk, 1915 accepted as Oscillatoria funiformis (Vouk) Komárek, 2001
Arthrospira fusiformis (Voronikhin) J. Komárek & J.W.G. Lund, 1990
Arthrospira gigantea (Schmidle) Anagnostidis, 1998
Arthrospira gomontiana Setchell, 1895 accepted as Spirulina gomontiana (Setchell) Geitler, 1925
Arthrospira indica T.V. Desikachari & N. Jeeji Bai, 1992
Arthrospira jenneri Stizenberger ex Gomont, 1892
Arthrospira jenneri Stizenberger, 1852 accepted as Spirulina jenneri (Stizenberger) Geitler, 1925
Arthrospira joshii Vasishta
Arthrospira khannae Drouet & Strickland, 1942
Arthrospira laxa (G.M. Smith) Crow
Arthrospira laxissima Gomont
Arthrospira laxissima Setchell
Arthrospira leopoliensis Raciborski, 1910 accepted as Romeria leopoliensis (Raciborski) Koczwara, 1928
Arthrospira major (Kützing) Crow, 1927
Arthrospira margaritae Gomont accepted as Spirulina margaritae Frémy, 1927
Arthrospira massartii Kufferath, 1914 accepted as Spirulina massartii (Kufferath) Geitler, 1925
Arthrospira maxima Setchell & N.L. Gardner, 1917 accepted as Spirulina maxima (Setchell & N.L. Gardner) Geitler, 1932
Arthrospira meneghiniana (Zanardini) Crow
Arthrospira miniata (Hauck) Gomont
Arthrospira neapolitana (Kützing ex Gomont) F.E. Drouet, 1969
Arthrospira nordstedtii (Gomont) Crow
Arthrospira oceanica (P.L. Crouan & H.M. Crouan) Crow
Arthrospira okensis C. Meyer, 1926 accepted as Spirulina okensis (C. Meyer) Geitler, 1932
Arthrospira pellucida Chu Chia Wang
Arthrospira platensis (Nordstedt) Gomont, 1892 accepted as
Arthrospira santannae Komárek & Komárková-Legnerová
Arthrospira setchellii De Toni
Arthrospira skujae A.G.E. Magrin, P.A.C. Senna & J. Komárek, 1997
Arthrospira spirulinoides Ghose, 1923 accepted as Spirulina spirulinoides (Ghose) Geitler, 1925
Arthrospira subsalsa (Oersted) Crow
Arthrospira subtilissima (Kützing) Crow
Arthrospira tenuis Brühl & Biswas, 1922 accepted as Spirulina tenuis (Brühl & Biswas) Geitler, 1925
Arthrospira tenuissima (Kützing) Crow
Arthrospira versicolor (Cohn) Crow
Arthrotilum Rabenhorst, 1865 accepted as Homoeothrix (G. Thuret ex E. Bornet & C. Flahault) O. Kirchner in A. Engler & Prantl, 1898
Arthrotilum papillosum (Rabenhorst) Rabenhorst
Arthrotilum rude (Meneghini) Rabenhorst
Arthrotilum thermale (Kützing) Rabenhorst
Arturoa P. González, 1951
Arturoa anae P. González, 1950
Asperatofilum T.N. Hermann in T.V. Jankauskas, 1989 † (uncertain )
Atractella Printz, 1921
Atractella affixa Printz, 1921
Atractella clavata Serbanescu & Decu, 1962