WoRMS taxon details
Cosmarium Corda ex Ralfs, 1848
Calocylindrus (C.Nägeli) O.Kirchner, 1878 · unaccepted (synonym)
Disphinctium · unaccepted (misspelling)
Dysphinctium Nägeli, 1849 · unaccepted
Nothocosmarium Raciborski, 1889 · unaccepted
Pleurotaeniopsis (P.Lundell) Lagerheim, 1887 · unaccepted
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- Species Cosmarium abbreviatiforme Van Westen & Coesel, 2018
- Species Cosmarium abbreviatum Raciborski, 1885
- Species Cosmarium abruptum P.Lundell, 1871
- Species Cosmarium abscissum Lütekemüller, 1950
- Species Cosmarium achondroides G.S.West, 1909
- Species Cosmarium actinophorum Brühl & Biswas, 1926
- Species Cosmarium aculeatum Wolle, 1885
- Species Cosmarium acutangulum Insam & Krieger, 1936
- Species Cosmarium acutigonum D.B.Williamson, 1999
- Species Cosmarium adelochondrum
- Species Cosmarium adoxum West & G.S.West, 1897
- Species Cosmarium adpressum Noda & Skvortsov, 1969
- Species Cosmarium advolatum Noda & Skvortsov
- Species Cosmarium aequale W.B.Turner
- Species Cosmarium aequatum West & G.S.West
- Species Cosmarium aequinoctiale West & G.S.West
- Species Cosmarium aethiopicum West & G.S.West
- Species Cosmarium affine Raciborski, 1892
- Species Cosmarium africanum West & G.S.West
- Species Cosmarium aitchisonii Schaarschmidt, 1928
- Species Cosmarium alaskanum Croasdale
- Species Cosmarium alatum Corda, 1839
- Species Cosmarium alatum Kirchner, 1878
- Species Cosmarium alexenkovii Reinhard, 1913
- Species Cosmarium allorgei P.Bourrelly & A.Couté
- Species Cosmarium allum Noda & Skvortsov
- Species Cosmarium alpestre J.Roy & Bisset, 1893
- Species Cosmarium alpicolum Schmidle, 1895
- Species Cosmarium alpigenum Messikommer, 1942
- Species Cosmarium alpinum Raciborski
- Species Cosmarium ambadiense R.L.Grönblad & A.M.Scott, 1958
- Species Cosmarium americanum Lagerheim, 1886
- Species Cosmarium amesii Cushman
- Species Cosmarium amoenum Brébisson ex Ralfs, 1848
- Species Cosmarium amoeviforme Hirano
- Species Cosmarium amphichondrum Skuja
- Species Cosmarium amplum Nordstedt, 1887
- Species Cosmarium amstelodamense Van Geest & P.Coesel, 2019
- Species Cosmarium amurense Skvortsov
- Species Cosmarium ananense Hinode
- Species Cosmarium anax W. West & G.S West, 1895
- Species Cosmarium anceps P.Lundell, 1871
- Species Cosmarium andinum Couté & A.Iltis, 1988
- Species Cosmarium angolense W. West & G.S West
- Species Cosmarium angulare L.N.Johnson, 1894
- Species Cosmarium angulatum (Perty) Rabenhorst, 1868
- Species Cosmarium angulosum Brébisson, 1856
- Species Cosmarium anisochondrum Nordstedt, 1878
- Species Cosmarium annulatum (Nägeli) De Bary, 1858
- Species Cosmarium annulatum Delponte, 1877
- Species Cosmarium antarcticum Gain, 1911
- Species Cosmarium anthophorum Couté & Rousselin
- Species Cosmarium antioquiense G.S West, 1914
- Species Cosmarium antiquorum Noda & Skvortsov
- Species Cosmarium apertiuscula Skuja
- Species Cosmarium apertiusculum Skuja
- Species Cosmarium aphanichondrum Nordstedt, 1876
- Species Cosmarium apiatum A.M.Scott & Prescott, 1961
- Species Cosmarium araucaniense Thomasson, 1963
- Species Cosmarium arcanum Hinode
- Species Cosmarium arctoum Nordstedt, 1875
- Species Cosmarium arcuatum Krieger & Gerloff
- Species Cosmarium areguense Borge
- Species Cosmarium ariston Skuja
- Species Cosmarium armatum Brebisson
- Species Cosmarium armatum W.Joshua, 1886
- Species Cosmarium armillatum W.B.Turner, 1893
- Species Cosmarium arnellii Boldt, 1885
- Species Cosmarium arrense Kouwets, 1997
- Species Cosmarium arrosum Nordstedt
- Species Cosmarium arthrodesmiforme Borge, 1918
- Species Cosmarium askenasyi Schmidle, 1895
- Species Cosmarium asperum M.Dingley, 2004
- Species Cosmarium asperum West & G.S.West
- Species Cosmarium asphaerosporum Wittrock, 1879
- Species Cosmarium asterophorum Skuja, 1949
- Species Cosmarium asterosporum Coesel, 1989
- Species Cosmarium asymmetricum Rich, 1935
- Species Cosmarium atomus (Eckert) Krieger & Gerloff, 1969
- Species Cosmarium auriculatum Reinsch, 1875
- Species Cosmarium australiense Coesel & M.Dingley, 2005
- Species Cosmarium avalonense Woodhead & Tweed
- Species Cosmarium aversiforme Krieger & Gerloff
- Species Cosmarium aversum West & G.S West, 1895
- Species Cosmarium awadhense B.N.Prasad & R.K.Mehrotra, 1977
- Species Cosmarium baccatum Scott & Gronblad, 1957
- Species Cosmarium bacciferum W.B. Turner
- Species Cosmarium baileyi Wolle, 1884
- Species Cosmarium baillyanum Brébisson ex Meneghini
- Species Cosmarium balteum W. West & G.S West
- Species Cosmarium bantamianum Bernard
- Species Cosmarium barbaricum Claassen
- Species Cosmarium baronii W. West & G.S West, 1895
- Species Cosmarium barrackporeanum W.B. Turner
- Species Cosmarium barramundiense Coesel, 2004
- Species Cosmarium basilicum G.S.West, 1899
- Species Cosmarium basiornatum (Grönblad) Coesel
- Species Cosmarium basituberculatum Borge, 1918
- Species Cosmarium beatum West & G.S.West, 1895
- Species Cosmarium beckii Gutwinski, 1897
- Species Cosmarium bellum W. West & G.S West, 1895
- Species Cosmarium bengalense W.B.Turner, 1893
- Species Cosmarium berryense Kouwets, 1998
- Species Cosmarium bewsii Fritsch & Rich
- Species Cosmarium biauritum Nordstedt, 1870
- Species Cosmarium bicardia Reinsch, 1875
- Species Cosmarium biclavatum Borge
- Species Cosmarium bicorne O.Borge, 1928
- Species Cosmarium bicrenatum W.B. Turner
- Species Cosmarium bicuneatum (F.Gay) Nordstedt, 1889
- Species Cosmarium bidentatum W.B. Turner
- Species Cosmarium bifarium W. Joshua
- Species Cosmarium biformis Noda & Skvortsov, 1969
- Species Cosmarium bifurcatum Schmidle, 1900
- Species Cosmarium bigemma Raciborski
- Species Cosmarium bigibbum Schmidle
- Species Cosmarium bigranulatum O. Andersson
- Species Cosmarium bilunatum W. West & G.S West
- Species Cosmarium bimamillatum Krieger, 1932
- Species Cosmarium bimarginatum Borge, 1918
- Species Cosmarium binerve P.Lundell, 1871
- Species Cosmarium binodulum Reinsch
- Species Cosmarium binum Nordstedt, 1880
- Species Cosmarium biobconicum Brühl & Biswas, 1926
- Species Cosmarium bioculatum Brébisson ex Ralfs, 1848
- Species Cosmarium bipapillatum (West) West & G.S.West, 1894
- Species Cosmarium bipaxillum W. West & G.S West
- Species Cosmarium bipes Corda
- Species Cosmarium bipunctatum Børgesen, 1891
- Species Cosmarium bireme Nordstedt, 1870
- Species Cosmarium biretiforme G.S.West
- Species Cosmarium biretum Brébisson ex Ralfs, 1848
- Species Cosmarium biscarrossense Capdevielle, 1983
- Species Cosmarium biscrobiculatum W. West & G.S West
- Species Cosmarium biseriatum Krieger, 1932
- Species Cosmarium bisphaericum Printz
- Species Cosmarium bissetii W.B. Turner
- Species Cosmarium bitrapezoideum Brühl & Biswas
- Species Cosmarium bitriangulum Grönblad, 1945
- Species Cosmarium bituberculatum F.E.Fritsch & Rich, 1937
- Species Cosmarium bivertex Raciborski
- Species Cosmarium blacklochense D.B.Williamson, 2018
- Species Cosmarium blanjinense Pevalek
- Species Cosmarium blonskii Raciborski
- Species Cosmarium blytii
- Species Cosmarium blyttii Wille, 1880
- Species Cosmarium boeckii Wille, 1880
- Species Cosmarium boergesenii Grönblad
- Species Cosmarium bohemicum Roubal
- Species Cosmarium bohlini Schmidle
- Species Cosmarium boitierense Kouwets, 1998
- Species Cosmarium boldtii W.B. Turner
- Species Cosmarium bonum Noda & Skvortsov
- Species Cosmarium boomei Thwaites
- Species Cosmarium borgei (Hirano) H.Croasdale, 1981
- Species Cosmarium botesii Claassen
- Species Cosmarium botrytis Meneghini ex Ralfs, 1848
- Species Cosmarium bourrellyi U.D.Bongale, 1989
- Species Cosmarium brancoi Bicudo, 1967
- Species Cosmarium brasiliense (Wille) Nordstedt, 1888
- Species Cosmarium brebissonii Meneghini ex Ralfs, 1848
- Species Cosmarium bromelicola G.J.P.Ramos, C.E.M.Bicudo & C.W.N.Moura, 2018
- Species Cosmarium broomei Thwaites ex Ralfs, 1848
- Species Cosmarium buchansianum Woodhead & Tweed
- Species Cosmarium bulgaricum Roubal
- Species Cosmarium bulliferum Ruzicka
- Species Cosmarium burkillii West & G.S.West, 1907
- Species Cosmarium caelatum Ralfs, 1848
- Species Cosmarium caffrorum Claassen
- Species Cosmarium calamistratum Grönblad
- Species Cosmarium calcareum Wittrock, 1872
- Species Cosmarium calculus Coesel, 2007
- Species Cosmarium callistum W. & G.S. West
- Species Cosmarium callosissimum A.M.Scott & Grönblad, 1957
- Species Cosmarium calodermum (Gay) de Toni
- Species Cosmarium calvatum Noda & Skvortsov
- Species Cosmarium cambodiense M.Hirano, 1972
- Species Cosmarium cambricum Cooke & Wills
- Species Cosmarium canadense Irénée-Marie, 1939
- Species Cosmarium canaliculatum West & G.S.West, 1896
- Species Cosmarium capitulum J.Roy & Bissett, 1886
- Species Cosmarium carinatum Noda & Skvortsov
- Species Cosmarium carinthiacum Lütkemuller, 1942
- Species Cosmarium carnubiense West & West
- Species Cosmarium cataractarum (Raciborski) Eichler, 1895
- Species Cosmarium cedercreutzii Grönblad
- Species Cosmarium centiculatum
- Species Cosmarium centrosphinctum W.B. Turner
- Species Cosmarium centrotaphridium W. & G.S. West
- Species Cosmarium ceratophoroides Bourrelly
- Species Cosmarium ceratophorum Lütkemüller
- Species Cosmarium certum Noda & Skvortsov
- Species Cosmarium ceylanicum West & G.S.West, 1902
- Species Cosmarium chapuense Coesel, 2017
- Species Cosmarium chondriophorum Brühl & Biswas, 1926
- Species Cosmarium cinctutum Nordstedt, 1875
- Species Cosmarium circulare Reinsch, 1867
- Species Cosmarium ciskeium D.B.Williamson
- Species Cosmarium claviferum J.A. Cushman
- Species Cosmarium clepsydra Nordstedt, 1870
- Species Cosmarium clepsydra Delponte, 1877
- Species Cosmarium clippertonensis W.R. Taylor
- Species Cosmarium coarctatum West, 1892
- Species Cosmarium cochabambense Thérézien
- Species Cosmarium cohnii (Kirchner) Raciborski
- Species Cosmarium collectorense Playfair, 1907
- Species Cosmarium coloratum W.B. Turner
- Species Cosmarium columbianum G.S. West, 1914
- Species Cosmarium commissurale Brébisson ex Ralfs, 1848
- Species Cosmarium compactum Noda & Skvortsov
- Species Cosmarium complanatum Skvortsov & Noda, 1967
- Species Cosmarium concentricum W.B. Turner
- Species Cosmarium conglobatum Skvortsov & Noda, 1967
- Species Cosmarium conicoides Krieger & Gerloff
- Species Cosmarium conicum West & G.S.West, 1895
- Species Cosmarium connatum Brébisson ex Ralfs, 1848
- Species Cosmarium connectum Reinsch, 1890
- Species Cosmarium cononophorum W. & G.S. West
- Species Cosmarium conspersum Ralfs, 1848
- Species Cosmarium constrictum Delponte
- Species Cosmarium contractiforme R.L.Grönblad & A.M.Scott, 1958
- Species Cosmarium contractum O.Kirchner, 1878
- Species Cosmarium controversum West, 1890
- Species Cosmarium conwentzii Steinecke
- Species Cosmarium corbula (Brébisson) Brébisson, 1856
- Species Cosmarium cornigerum (Nordstedt) Kurt Förster, 1981
- Species Cosmarium cornutum Corda
- Species Cosmarium corona Gaidukov
- Species Cosmarium coronatum Cooke & Wills, 1881
- Species Cosmarium corriense Bisset, 1894
- Species Cosmarium corrugatum Scott & Grönblad, 1957
- Species Cosmarium corsavaggense Skuja, 1964
- Species Cosmarium corumbense Borge, 1903
- Species Cosmarium cosmetum West & West
- Species Cosmarium cosmotiforme C.-C.Jao, 1949
- Species Cosmarium costatum Nordstedt, 1875
- Species Cosmarium craspedopleurum W.B. Turner
- Species Cosmarium crassangulatum Borge, 1894
- Species Cosmarium crassidentatum Bernard
- Species Cosmarium crassipelle Boldt, 1885
- Species Cosmarium crassum Brebisson
- Species Cosmarium crenatiforme Grönblad
- Species Cosmarium crenatum Ralfs ex Ralfs, 1848
- Species Cosmarium creniferum W.B. Turner
- Species Cosmarium crenulatum Nägeli, 1849
- Species Cosmarium crenulatum Brébisson, 1856
- Species Cosmarium creperum West & G.S.West, 1895
- Species Cosmarium crispatum Hirano
- Species Cosmarium cristatum Ralfs, 1848
- Species Cosmarium croasdaleae Grönblad
- Species Cosmarium cruciatum Brébisson, 1856
- Species Cosmarium ctenoideum W.B. Turner
- Species Cosmarium cucumis Corda ex Ralfs, 1848
- Species Cosmarium cucurbitaeforme Rabanus
- Species Cosmarium cuneatum Joshua, 1886
- Species Cosmarium cunningtonii G.S. West, 1907
- Species Cosmarium cupiforme D.B.Williamson, 1999
- Species Cosmarium curcurbita
- Species Cosmarium cuspidatum Krieger & Gerloff, 1969
- Species Cosmarium cyathiforme West & West
- Species Cosmarium cycladatum W.B.Turner, 1893
- Species Cosmarium cyclicum P.Lundell, 1871
- Species Cosmarium cyclindricum Ralfs ex Ralfs, 1848
- Species Cosmarium cyclops F.A.C.Kouwets, 2001
- Species Cosmarium cylindricoideum A.M.Scott & Prescott, 1958
- Species Cosmarium cylindricum Ralfs, 1848
- Species Cosmarium cymatium (West & G.S.West) Willi Krieger & Gerloff, 1962
- Species Cosmarium cymatonotophorum West, 1892
- Species Cosmarium cymatopleurum Nordstedt, 1872
- Species Cosmarium danicum Børgesen
- Species Cosmarium dartmouthii Suxena & Venkateswarlu, 1970
- Species Cosmarium davidsonii J.Roy & Bissett, 1893
- Species Cosmarium debaryi W.Archer, 1861
- Species Cosmarium decacuminatum Brühl & Biswas, 1926
- Species Cosmarium decedens (Reinsch) Raciborski, 1889
- Species Cosmarium decemcrenatum M.Dingley, 2001
- Species Cosmarium decemverrucosum Skuja, 1949
- Species Cosmarium decoratum West & G.S.West, 1895
- Species Cosmarium decorum (F.Gay) de Toni
- Species Cosmarium decussare A.J.Brook & D.B.Williamson, 1983
- Species Cosmarium decussiferum Borge
- Species Cosmarium deformis Noda & Skvortsov, 1969
- Species Cosmarium demangeonii Mougeot, 1887
- Species Cosmarium denboeri Meesters & Coesel, 2007
- Species Cosmarium denotarisii (Wittrock) Nordstedt, 1876
- Species Cosmarium densegranulatum Skuja
- Species Cosmarium dentatum Wolle, 1876
- Species Cosmarium denticulatum Borge, 1896
- Species Cosmarium dentiferum Corda ex Nordstedt, 1888
- Species Cosmarium depauperatum Nordstedt, 1878
- Species Cosmarium desikacharyi U.D.Bongale, 1989
- Species Cosmarium dharwarense Bharati & Gonzalves, 1962
- Species Cosmarium diadema Joshua, 1886
- Species Cosmarium diadematum Schaarschmidt, 1883
- Species Cosmarium diamantinum G.J.P.Ramos & C.W.N.Moura, 2019
- Species Cosmarium dichondroides Grönblad, 1962
- Species Cosmarium dichondrum West & G.S.West, 1895
- Species Cosmarium dichotomum Coesel & M.Dingley, 2005
- Species Cosmarium dickii Coesel, 1989
- Species Cosmarium didymochondrum Nordstedt, 1876
- Species Cosmarium didymoprotupsum West & G.S.West, 1908
- Species Cosmarium difficile Lütkemüller, 1892
- Species Cosmarium difficillimum Playfair, 1908
- Species Cosmarium difficiloides Kouwets, 2001
- Species Cosmarium dilatatum Lütkemüller, 1960
- Species Cosmarium dimaziforme
- Species Cosmarium dingleyi Kenins, 2016
- Species Cosmarium diplodesmium Skuja, 1964
- Species Cosmarium discrepans Stastny & Kouwets, 2012
- Species Cosmarium dispersum L.N.Johnson
- Species Cosmarium distichoides G.S.West, 1914
- Species Cosmarium distichum Nordstedt, 1887
- Species Cosmarium distortum Kurt Förster & Eckert, 1964
- Species Cosmarium divergens Krieger, 1932
- Species Cosmarium divergentiforme Hirano
- Species Cosmarium doidgei F.E.Fritsch & Rich, 1937
- Species Cosmarium dolabriforme P.E.Brandham, 1967
- Species Cosmarium doliforme West & West
- Species Cosmarium donnellii Wolle, 1881
- Species Cosmarium dorsirotundatum Krieger, 1932
- Species Cosmarium dorsitruncatum (Nordstedt) G.S.West, 1909
- Species Cosmarium dovrense Nordstedt, 1879
- Species Cosmarium dubium O.Borge, 1896
- Species Cosmarium dusenii Borge, 1906
- Species Cosmarium dybowskii Gutwinski, 1896
- Species Cosmarium echinodermum Hinode
- Species Cosmarium eductum J.Roy & Bisset, 1888
- Species Cosmarium eichlerianum (Grönblad) Messikommer, 1957
- Species Cosmarium elaboratum West & West, 1895
- Species Cosmarium elegantissimum P.Lundell, 1871
- Species Cosmarium ellipsoidales Brühl & Biswas, 1926
- Species Cosmarium ellipticum Delponte, 1877
- Species Cosmarium eloiseanum Wolle, 1883
- Species Cosmarium emarginatum Rabenhorst, 1868
- Species Cosmarium emarginatum West & G.S.West, 1895
- Species Cosmarium emarginulum (Perty) Raciborski, 1885
- Species Cosmarium enontekiense Grönblad
- Species Cosmarium entochondrum West & G.S.West, 1908
- Species Cosmarium eriense Taft, 1945
- Species Cosmarium erosum Delponte, 1877
- Species Cosmarium etchachanense J.Roy & Bisset, 1894
- Species Cosmarium euastron Joshua, 1886
- Species Cosmarium euroum Skuja, 1937
- Species Cosmarium euryisthmum Brühl & Biswas, 1926
- Species Cosmarium euryophrys Skuja, 1976
- Species Cosmarium eutelium Skuja, 1976
- Species Cosmarium everettense Wolle, 1883
- Species Cosmarium exasperatum Joshua, 1886
- Species Cosmarium excavatum Nordstedt, 1870
- Species Cosmarium excentricum Borge, 1901
- Species Cosmarium exiguum W.Archer, 1864
- Species Cosmarium eximium West & West, 1895
- Species Cosmarium faberi Lütkemüller, 1900
- Species Cosmarium fastidiosum West & G.S.West, 1897
- Species Cosmarium favum West & G.S.West, 1896
- Species Cosmarium feldmannii
- Species Cosmarium femmeasense Kurt Förster, 1981
- Species Cosmarium fenestratum Corda
- Species Cosmarium fictopraemorsum Kurt Förster, 1972
- Species Cosmarium finlandicum G.W.Prescott, 1981
- Species Cosmarium flavum Roy & Bisset, 1894
- Species Cosmarium floridarum (West & G.S.West) Lütkemüller, 1914
- Species Cosmarium fluviatile Playfair, 1907
- Species Cosmarium fontigenum Nordstedt, 1878
- Species Cosmarium forceps Brühl & Biswas, 1926
- Species Cosmarium formosulum Hoff, 1888
- Species Cosmarium foveatum Schmidle, 1898
- Species Cosmarium foveolatum Y.-X.Wei, 1993
- Species Cosmarium franzstonii Taft, 1945
- Species Cosmarium freemanii West & G.S.West, 1902
- Species Cosmarium fritschii Hodgetts
- Species Cosmarium fruticosum Van Geest & P.Coesel, 2019
- Species Cosmarium fuellebornei Schmidle, 1902
- Species Cosmarium fuelleborniforme Coesel & Van Geest, 2009
- Species Cosmarium furcatospermum West & G.S.West, 1894
- Species Cosmarium furcatum Kurt Förster & Eckert, 1964
- Species Cosmarium fuseense Hirano
- Species Cosmarium fusum Roy & Bisset, 1886
- Species Cosmarium galeatum Van Geest & P.Coesel, 2019
- Species Cosmarium galeritum Nordstedt, 1870
- Species Cosmarium galiciense (Gutwinski) De-Lamonica-Freire
- Species Cosmarium galpinii Claassen
- Species Cosmarium gangense W.B.Turner, 1893
- Species Cosmarium garrolense J.Roy & Bisset, 1894
- Species Cosmarium gauthierae St'asny & Neustupa, 2008
- Species Cosmarium gayanum De Toni, 1889
- Species Cosmarium geminatum P.Lundell, 1871
- Species Cosmarium gemma R.L.Grönblad & A.M.Scott, 1958
- Species Cosmarium gemmatum W.B.Turner, 1885
- Species Cosmarium geometricum West & G.S.West, 1895
- Species Cosmarium georgicum Reinsch, 1890
- Species Cosmarium gerdae Compère, 1976
- Species Cosmarium gibberulum Lütekemüller
- Species Cosmarium giganteum (Y.Thérézien) Coesel
- Species Cosmarium glaphyronotum West & G.S.West, 1907
- Species Cosmarium glyptodermum West & G.S.West, 1895
- Species Cosmarium goniodes West & G.S.West, 1895
- Species Cosmarium gostyniense (Raciborski) Grönblad, 1921
- Species Cosmarium gotlandicum Wittrock
- Species Cosmarium granatoides (Schmidle) Schmidle
- Species Cosmarium granatum Brébisson ex Ralfs, 1848
- Species Cosmarium grandiforme
- Species Cosmarium grantii Roy & Bisset, 1894
- Species Cosmarium granulatiforme T.Hinode, 1967
- Species Cosmarium granulatum West, 1889
- Species Cosmarium granulosum Brühl & Biswas, 1926
- Species Cosmarium granuluscum J.Roy & Bisset
- Species Cosmarium groenbladii Thomasson, 1971
- Species Cosmarium guizhouense Y.-X.Wei, 1994
- Species Cosmarium hammeri Reinsch, 1866
- Species Cosmarium hansgirgianum Schmidle, 1900
- Species Cosmarium hardyi G.S.West
- Species Cosmarium haxapapillatum
- Species Cosmarium haynaldii Schaarschmidt, 1883
- Species Cosmarium heimerlii West, 1895
- Species Cosmarium helcangulare Nordstedt, 1888
- Species Cosmarium helccangulare
- Species Cosmarium heliosporum Maskell, 1889
- Species Cosmarium hellbergii Grönblad & Croasdale, 1971
- Species Cosmarium heterodentatum Hinode
- Species Cosmarium heterodoxum
- Species Cosmarium hexagonoides Brühl & Biswas, 1926
- Species Cosmarium hexagonum Nordstedt, 1870
- Species Cosmarium hexalobum Nordstedt, 1872
- Species Cosmarium hexapapillatum C.-C.Jao, 1949
- Species Cosmarium hians Borge
- Species Cosmarium holmiense P.Lundell, 1871
- Species Cosmarium holmii Wille, 1885
- Species Cosmarium homalodermum Nordstedt, 1875
- Species Cosmarium homotaphridium Krieger & Gerloff, 1969
- Species Cosmarium honghuense Y.-X.Wei, 1995
- Species Cosmarium hookeri J.Schaarschmidt
- Species Cosmarium horizontale (Schmidle) Kouwets, 1997
- Species Cosmarium hornavanense Gutwinski, 1909
- Species Cosmarium horridum O.Borge, 1899
- Species Cosmarium hostensiense Stastny & Kouwets, 2012
- Species Cosmarium humile Nordstedt ex De Toni, 1889
- Species Cosmarium hunanicum C.-C.Jao, 1940
- Species Cosmarium hunyadyanum Schaarschmidt, 1882
- Species Cosmarium hypochondrum Scott & Grönblad
- Species Cosmarium ibicuyense Lacoste de Díaz, 1961
- Species Cosmarium impressulum Elfving, 1881
- Species Cosmarium inacrassatoplicatum Hinode
- Species Cosmarium incavatum W.B.Turner, 1893
- Species Cosmarium incertum Schmidle, 1895
- Species Cosmarium incisum Raciborski, 1885
- Species Cosmarium incisum Joshua, 1886
- Species Cosmarium inclusum Borge
- Species Cosmarium incognitum Playfair
- Species Cosmarium inconspicuum West & G.S.West, 1896
- Species Cosmarium incrassatoplicatum Hinode
- Species Cosmarium indentatum Grönblad, 1920
- Species Cosmarium indicum W.B.Turner, 1893
- Species Cosmarium infirmum Grönblad, 1926
- Species Cosmarium inflatum Wolle, 1885
- Species Cosmarium inornatum Joshua, 1886
- Species Cosmarium insamii Insam & Krieger, 1936
- Species Cosmarium insigne W.B.Turner, 1893
- Species Cosmarium intermedium Delponte, 1878
- Species Cosmarium isthmium West, 1890
- Species Cosmarium isthmochondrum Nordstedt, 1873
- Species Cosmarium isthmocymatium Skuja, 1949
- Species Cosmarium itatiayae Willi Krieger, 1950
- Species Cosmarium jaoi Kouwets, 1998
- Species Cosmarium javanicum Nordstedt, 1880
- Species Cosmarium jemtlandicum Grönblad
- Species Cosmarium jenisejense Boldt, 1885
- Species Cosmarium joadjense M.Dingley, 2001
- Species Cosmarium johnsonii West & G.S.West, 1898
- Species Cosmarium johorense C.J.Bernard, 1909
- Species Cosmarium jugatum Coesel, 2007
- Species Cosmarium jundzillii Raciborski, 1889
- Species Cosmarium kangofurinense Woodhead & Tweed, 1958
- Species Cosmarium kanitzii Schaarschmidt, 1883
- Species Cosmarium karibanum Coesel & Van Geest, 2009
- Species Cosmarium kazanowskii Woloszynska
- Species Cosmarium kirchneri Børgesen, 1889
- Species Cosmarium kitchelii Wolle, 1882
- Species Cosmarium kjellmanii Wille, 1879
- Species Cosmarium kolkwitzii Willi Krieger, 1950
- Species Cosmarium kostei Thomasson, 1977
- Species Cosmarium kotilainense Grönblad, 1962
- Species Cosmarium kouwetsii Van Westen & Coesel
- Species Cosmarium kwangsiense C.-C.Jao, 1949
- Species Cosmarium laciniatum W.B.Turner, 1893
- Species Cosmarium lacunatum G.S.West, 1907
- Species Cosmarium lacustre Brühl & Biswas, 1926
- Species Cosmarium laeve Rabenhorst, 1868
- Species Cosmarium lagerheimianum (W.B. Turner) Biswas, 1949
- Species Cosmarium lagerheimii Gutwinski, 1892
- Species Cosmarium lagoense (Nordstedt) Nordstedt, 1877
- Species Cosmarium lamyfortanum Compère, 1976
- Species Cosmarium lanceolatum
- Species Cosmarium lapeanum C.Bicudo & Ventrice
- Species Cosmarium lapponicum Borge
- Species Cosmarium latereprotractum Playfair, 1907
- Species Cosmarium laticeps Grunow ex Rabenhorst, 1868
- Species Cosmarium laticollum Delponte
- Species Cosmarium latifrons P.Lundell, 1871
- Species Cosmarium latipyramidatum Scott & Grönblad
- Species Cosmarium laxum Hinode
- Species Cosmarium leiodermum F.Gay, 1884
- Species Cosmarium lenzenwegeri Stastny & Kouwets, 2012
- Species Cosmarium lepidum West, 1889
- Species Cosmarium levinotabile Croasdale, 1981
- Species Cosmarium libongense W. & G.S.West
- Species Cosmarium limai J.Sampaio, 1941
- Species Cosmarium limnophilum Schmidle, 1895
- Species Cosmarium lineogranulosum Coesel & M.Dingley, 2005
- Species Cosmarium lobatosporum W.Archer, 1867
- Species Cosmarium lobatulum Wolle, 1885
- Species Cosmarium lobatum Børgesen, 1891
- Species Cosmarium lobulatum Schmidle, 1893
- Species Cosmarium loefgrenii Borge, 1918
- Species Cosmarium logiense Bissett, 1884
- Species Cosmarium loktakense Brühl & Biswas, 1926
- Species Cosmarium lomnicense Lütkemüller, 1910
- Species Cosmarium longicollum Brühl & Biswas, 1926
- Species Cosmarium longicylindricum Scott & Grönblad, 1957
- Species Cosmarium longii Taylor
- Species Cosmarium lortetianum Rabenhorst
- Species Cosmarium luembaerense Schmidle
- Species Cosmarium luetzelburgii Kurt Förster & Eckert, 1964
- Species Cosmarium lunatum Wolle
- Species Cosmarium lundellii Delponte, 1877
- Species Cosmarium luscum Borge, 1918
- Species Cosmarium lutetianum Kouwets, 1998
- Species Cosmarium luxuriosum (Kouwets) Coesel, 1989
- Species Cosmarium maamense D.B.Williamson & D.M.John, 2009
- Species Cosmarium macrochondrum Grönblad & Scott, 1958
- Species Cosmarium maculatiforme Schmidle, 1895
- Species Cosmarium magdalenense W.R.Taylor, 1935
- Species Cosmarium magellanicum (Borge) Hirano, 1956
- Species Cosmarium magnificum Nordstedt, 1887
- Species Cosmarium maharastrense N.D.Kamat, 1963
- Species Cosmarium majaeforme P.F.M.Alfinito & S.Alfinito, 2007
- Species Cosmarium malinvernianum (Raciborski) Schmidle, 1894
- Species Cosmarium malleum Krieger, 1932
- Species Cosmarium mamillatum
- Species Cosmarium mamilliferum Nordstedt
- Species Cosmarium manipurense Brühl & Biswas, 1926
- Species Cosmarium mansangense West & G.S.West, 1908
- Species Cosmarium margaritatum (P.Lundell) J.Roy & Bisset, 1886
- Species Cosmarium margaritiferum Meneghini ex Ralfs, 1848
- Species Cosmarium margaritum Wolle, 1881
- Species Cosmarium marocanum J.Darley & A.Couté, 1983
- Species Cosmarium maskellii H.Croasdale, 1988
- Species Cosmarium mateyucense Coesel, 1987
- Species Cosmarium matviencoi Palamar-Mordvintseva, 1981
- Species Cosmarium maximum (Børgesen) West & G.S.West, 1897
- Species Cosmarium mayorii G.S.West, 1914
- Species Cosmarium mbabanicum D.B.Williamson
- Species Cosmarium mbugense Lind, 1967
- Species Cosmarium medioglabrum W.B.Turner, 1893
- Species Cosmarium medioretrusum Coesel, 2007
- Species Cosmarium medioscrobiculatum West & G.S.West, 1902
- Species Cosmarium melanosporum W.Archer & J.Roy, 1883
- Species Cosmarium meneghini
- Species Cosmarium meneghinii Brébisson ex Ralfs, 1848
- Species Cosmarium mentiens Schaarschmidt, 1883
- Species Cosmarium messikommeri Coesel, 1989
- Species Cosmarium meyeri (Schmidle) Willi Krieger & Gerloff, 1969
- Species Cosmarium mickeyoides Coesel, 2017
- Species Cosmarium microsphinctum Nordstedt, 1876
- Species Cosmarium mikron Skuja
- Species Cosmarium mikutowiczii Skuja
- Species Cosmarium minimum West & G.S.West, 1895
- Species Cosmarium minneapolitanum Hansgirg, 1888
- Species Cosmarium minor
- Species Cosmarium minutissimum W.Archer, 1877
- Species Cosmarium miraculum Grönblad
- Species Cosmarium mirificum Schmidle, 1900
- Species Cosmarium mirum Thomasson, 1966
- Species Cosmarium miscellum Skuja & Messikommer, 1964
- Species Cosmarium modestum West & G.S.West, 1898
- Species Cosmarium moerlianum Lütkemüller, 1893
- Species Cosmarium moniliferum Reinsch, 1875
- Species Cosmarium moniliforme Ralfs, 1848
- Species Cosmarium monochondrum Nordstedt, 1873
- Species Cosmarium monomazum P.M.Lundell, 1871
- Species Cosmarium montrealense Croasdale, 1981
- Species Cosmarium mooreanum (Archer) Lütekmuller
- Species Cosmarium moremiense Coesel & Van Geest, 2009
- Species Cosmarium morsum West, 1892
- Species Cosmarium muelleri Schmidle, 1898
- Species Cosmarium multigranulatum Prescott & A.M.Scott, 1952
- Species Cosmarium multiordinatum West & G.S.West
- Species Cosmarium multituberculatum F.E.Fritsch & M.F.Rich
- Species Cosmarium murieliae Compère, 1987
- Species Cosmarium murrayi Playfair, 1907
- Species Cosmarium mutatum Grönblad, 1942
- Species Cosmarium nabugabonum Coesel & Van Geest, 2012
- Species Cosmarium naegelianum Brébisson, 1856
- Species Cosmarium naeglianum
- Species Cosmarium nagelianum Brébisson, 1856
- Species Cosmarium najae Strøm, 1922
- Species Cosmarium nannos Skuja, 1949
- Species Cosmarium nanum Brühl & Biswas, 1926
- Species Cosmarium nasutum Nordstedt, 1872
- Species Cosmarium naui Kiselev
- Species Cosmarium naviculare Borge, 1918
- Species Cosmarium neapolitanum Balsamo, 1885
- Species Cosmarium neodepressum G.J.P.Ramos & C.W.N.Moura, 2020
- Species Cosmarium neouviellense Kouwets, 1997
- Species Cosmarium netzerianum Schmidle, 1895
- Species Cosmarium nipponicum Hirano
- Species Cosmarium nitidulum De Notaris, 1867
- Species Cosmarium nivram M.Dingley, 2004
- Species Cosmarium nobile (W.B.Turner) Willi Krieger, 1937
- Species Cosmarium nodosum O.Andersson
- Species Cosmarium nordstedtii Delponte, 1877
- Species Cosmarium norimbergense Reinsch, 1867
- Species Cosmarium norvegicum Strøm
- Species Cosmarium norwegicum Strøm, 1926
- Species Cosmarium notabile Brébisson, 1856
- Species Cosmarium notatum (Grönblad) Coesel, 1989
- Species Cosmarium notochondrum West & West, 1895
- Species Cosmarium novae-semliae Wille, 1879
- Species Cosmarium novaeterrae W.R.Taylor
- Species Cosmarium nudiceps L.N.Johnson, 1894
- Species Cosmarium nuttallii West, 1892
- Species Cosmarium nylstromicum Claassen
- Species Cosmarium nymannianum Grunow, 1868
- Species Cosmarium obgoletum (Hantzsch) Reinsch, 1867
- Species Cosmarium obliquum Nordstedt, 1873
- Species Cosmarium oblongum A.W.Bennett, 1886
- Species Cosmarium obsoletum (Hantzsch) Reinsch, 1867
- Species Cosmarium obsoletum (Hantzsch) Reinsch
- Species Cosmarium obtusatum (Schmidle) Schmidle, 1898
- Species Cosmarium occidentale W.B.Turner, 1893
- Species Cosmarium occultum Schmidle
- Species Cosmarium ocellatum B.Eichler & Gutwinski, 1894
- Species Cosmarium ochthodes Nordstedt, 1875
- Species Cosmarium octhodes
- Species Cosmarium odontopleurum W.Archer ex Roy & Bisset, 1984
- Species Cosmarium oenpelliense A.M.Scott & Prescott, 1958
- Species Cosmarium okavangicum Coesel & Van Geest, 2009
- Species Cosmarium oligogongrus Reinsch, 1875
- Species Cosmarium oliveri Schaarschmidt, 1884
- Species Cosmarium oncosporum Nordstedt
- Species Cosmarium onychonema
- Species Cosmarium ophelii Prescott & A.M.Scott, 1952
- Species Cosmarium orbiculatum Ralfs ex Ralfs, 1848
- Species Cosmarium ordinatum (Børgesen) West & G.S.West, 1896
- Species Cosmarium ornatulum Coesel, 2002
- Species Cosmarium ornatum Ralfs ex Ralfs, 1848
- Species Cosmarium orthogonum Delponte, 1878
- Species Cosmarium orthopleurum J.Roy & Bisset, 1886
- Species Cosmarium orthopunctulatum Schmidle, 1895
- Species Cosmarium orthostichum P.Lundell, 1871
- Species Cosmarium otus Willi Krieger, 1932
- Species Cosmarium ovale Ralfs ex Ralfs, 1848
- Species Cosmarium ozense Hirano
- Species Cosmarium pachydermum P.Lundell, 1871
- Species Cosmarium pacificum L.N.Johnson, 1895
- Species Cosmarium pakistanicum A.K.M.N.Islam, 1971
- Species Cosmarium palatinum Dick, 1930
- Species Cosmarium paludicola E.A.Flint & D.B.Williamson
- Species Cosmarium palustre W.B.Turner, 1893
- Species Cosmarium panamense Prescott, 1936
- Species Cosmarium panduratum Delponte
- Species Cosmarium panduriforme W.B.Turner
- Species Cosmarium pankakoskii Grönblad
- Species Cosmarium papilliferum Schmidle, 1898
- Species Cosmarium pappekuilense G.S.West
- Species Cosmarium paragranatoides Skuja, 1930
- Species Cosmarium paraguayense Borge, 1903
- Species Cosmarium parallelum Borge, 1901
- Species Cosmarium pardalis Cohn, 1879
- Species Cosmarium parietale Krieger & Gerloff, 1969
- Species Cosmarium parvulum Brébisson, 1856
- Species Cosmarium paucigranulatum O.Borge, 1923
- Species Cosmarium paulii A.K.Islam & Haroon, 1980
- Species Cosmarium pearsoni G.S.West
- Species Cosmarium pecsamoense Cedercreutz
- Species Cosmarium pedinochondrum Skuja, 1937
- Species Cosmarium peniomorphum A.M.Scott & Prescott, 1961
- Species Cosmarium pentachondrum Børgesen, 1891
- Species Cosmarium peranomalum Kurt Förster, 1981
- Species Cosmarium perfissum G.S.West, 1909
- Species Cosmarium perforatum P.Lundell, 1871
- Species Cosmarium pericymatium Nordstedt, 1875
- Species Cosmarium perigranulatum A.M.Scott & Prescott, 1958
- Species Cosmarium peritaphrenum Skuja, 1949
- Species Cosmarium perizosmum W.B.Turner, 1893
- Species Cosmarium permaculatum R.L.Grönblad & A.M.Scott, 1958
- Species Cosmarium perpastrum W.B.Turner, 1893
- Species Cosmarium perpusillum West, 1892
- Species Cosmarium petsamoense Cedercreutz, 1932
- Species Cosmarium phaseolus Brébisson ex Ralfs, 1848
- Species Cosmarium phymatodeum A.Kenins, 2022
- Species Cosmarium pileatum Borge, 1918
- Species Cosmarium pileigerum Lagerheim, 1886
- Species Cosmarium pileolatum Brébisson ex Comère, 1901
- Species Cosmarium planogranatum Croasdale, 1962
- Species Cosmarium planum West & G.S.West, 1895
- Species Cosmarium platydesmium (Nordstedt) Nordstedt & Schmidle, 1901
- Species Cosmarium platyisthmum W.Archer, 1883
- Species Cosmarium pleurotaeniforme Kurt Förster & Eckert, 1964
- Species Cosmarium plicatum Reinsch, 1867
- Species Cosmarium pluviale W.Archer, 1861
- Species Cosmarium pokornyanum (Grunow) West & G.S.West, 1900
- Species Cosmarium polonicum Raciborski, 1884
- Species Cosmarium polygonatum Halász, 1940
- Species Cosmarium polygonum (Nägeli) W.Archer, 1861
- Species Cosmarium polymorphum Nordstedt, 1870
- Species Cosmarium porosum A.A.Gontcharov & M.Wanatabe, 1999
- Species Cosmarium porrectum Nordstedt, 1869
- Species Cosmarium portblairii B.N.Prasad & P.K.Misra, 1984
- Species Cosmarium porteanum W.Archer, 1860
- Species Cosmarium praecisum Borge, 1921
- Species Cosmarium praegrande P.Lundell, 1871
- Species Cosmarium praegrandiforme Schmidle
- Species Cosmarium praemorsum Brébisson, 1856
- Species Cosmarium prainii West & West, 1907
- Species Cosmarium prescottii Suxena & Venkateswarlu, 1968
- Species Cosmarium prometopidion Skuja, 1976
- Species Cosmarium prominens W.B.Turner, 1892
- Species Cosmarium prominulum Raciborski, 1885
- Species Cosmarium promontorium West & G.S.West, 1894
- Species Cosmarium propinquum G.S.West, 1914
- Species Cosmarium protomphalum Skuja
- Species Cosmarium protractulum Brühl & Biswas, 1926
- Species Cosmarium protractum (Nägeli) De Bary, 1858
- Species Cosmarium protruberans P.Lundell, 1871
- Species Cosmarium protuberans P.Lundell, 1871
- Species Cosmarium protumidum Nordstedt, 1872
- Species Cosmarium prowsei Grönblad & Scott, 1958
- Species Cosmarium pseduocostatum Stastny & Kouwets, 2012
- Species Cosmarium pseudadoxum C.-C.Jao
- Species Cosmarium pseudamoenum Wille, 1884
- Species Cosmarium pseudarctoides Strøm
- Species Cosmarium pseudarctoum Nordstedt, 1879
- Species Cosmarium pseudatlanthoideum West, 1892
- Species Cosmarium pseudisthmochondrum Wille, 1879
- Species Cosmarium pseudoamoenum Wille, 1884
- Species Cosmarium pseudoarmatum A.M.Scott & Prescott, 1958
- Species Cosmarium pseudobaronii N.Woodhead & R.D.Tweed, 1958
- Species Cosmarium pseudobengalense G.W.Prescott, 1981
- Species Cosmarium pseudobicuneatum C.-C.Jao, 1940
- Species Cosmarium pseudobinerve Grönblad, 1920
- Species Cosmarium pseudobiremum Boldt, 1885
- Species Cosmarium pseudoblyttii Grönblad, 1945
- Species Cosmarium pseudobotrytis (F.Gay) De Toni, 1889
- Species Cosmarium pseudobroomei Wolle, 1884
- Species Cosmarium pseudobsoletum J.P.Keshri & D.Das, 2016
- Species Cosmarium pseudocellatum Hirano
- Species Cosmarium pseudocommissurale F.A.C.Kouwets, 1991
- Species Cosmarium pseudoconnatum Nordstedt, 1870
- Species Cosmarium pseudocoronatum W.B.Turner, 1893
- Species Cosmarium pseudocyclicum J.P.Keshri & D.Das, 2016
- Species Cosmarium pseudodebaryi J.P.Keshri & D.Das, 2016
- Species Cosmarium pseudodecoratum Schmidle, 1898
- Species Cosmarium pseudodifficile Van Westen, 2015
- Species Cosmarium pseudoexiguum Raciborski, 1885
- Species Cosmarium pseudoformosulum Van Westen, 2015
- Species Cosmarium pseudogranatum Nordstedt, 1870
- Species Cosmarium pseudohammeri Noda & Skvortsov, 1969
- Species Cosmarium pseudohexagonoides Brühl & Biswas, 1926
- Species Cosmarium pseudoholmii Borge, 1913
- Species Cosmarium pseudoincrassatum P.Bourrelly & A.Couté
- Species Cosmarium pseudoinsigne Prescott, 1981
- Species Cosmarium pseudokirchneri Borge, 1901
- Species Cosmarium pseudolundellii J.P.Keshri & D.Das, 2016
- Species Cosmarium pseudomagnificum T.Hinode, 1959
- Species Cosmarium pseudomansangense Kurt Förster, 1981
- Species Cosmarium pseudomargaritatum Noda & Skvortsov, 1969
- Species Cosmarium pseudomargaritiferum Reinsch
- Species Cosmarium pseudonitidulum Nordstedt, 1873
- Species Cosmarium pseudooctangulare Gronblad, 1921
- Species Cosmarium pseudoorbiculatum J.A.Cushman, 1905
- Species Cosmarium pseudoornatum B.Eichler & Gutwinski, 1894
- Species Cosmarium pseudopachydermum Nordstedt, 1887
- Species Cosmarium pseudopectinoides Wolle, 1884
- Species Cosmarium pseudopericymatium Hinode, 1965
- Species Cosmarium pseudophaseolus Brühl & Biswas, 1926
- Species Cosmarium pseudoprotractum M.I.Claassen, 1961
- Species Cosmarium pseudoprotuberans O.Kirchner, 1878
- Species Cosmarium pseudopyramidatum P.Lundell, 1871
- Species Cosmarium pseudopyrimidatum
- Species Cosmarium pseudoquadratulum Prescott & A.M.Scott
- Species Cosmarium pseudoquadrifarium Cholnoky, 1954
- Species Cosmarium pseudorectangulare Grönblad, 1921
- Species Cosmarium pseudoregnesii West & G.S.West, 1895
- Species Cosmarium pseudoreniforme Van Westen, 2015
- Species Cosmarium pseudoretusum F.Ducellier, 1918
- Species Cosmarium pseudospeciosum Raciborski, 1892
- Species Cosmarium pseudostaurastrum Coesel & S.Alfinito, 2007
- Species Cosmarium pseudosulcatum Rich, 1937
- Species Cosmarium pseudotaxichondrum Nordstedt, 1877
- Species Cosmarium pseudotinescense
- Species Cosmarium pseudotrachypleurum Noda & Skvortsov, 1969
- Species Cosmarium pseudotus Coesel & Van Geest, 2009
- Species Cosmarium pseudovariolatum Grönblad
- Species Cosmarium pseudovexidum Raciborski
- Species Cosmarium pseudowembaerense Kouwets, 1998
- Species Cosmarium pseudoxanthidiforme Kurt Förster & Eckert, 1964
- Species Cosmarium pseudoxanthidium Coesel & Van Geest, 2009
- Species Cosmarium pulcherrimum Nordstedt, 1870
- Species Cosmarium pulvinatum West & West, 1895
- Species Cosmarium pumilio Seckt, 1924
- Species Cosmarium punctatum Nordstedt
- Species Cosmarium punctulatum Brébisson, 1856
- Species Cosmarium pycnochondrum Nordstedt, 1873
- Species Cosmarium pygmaeum W.Archer, 1864
- Species Cosmarium pyramidatum Brébisson ex Ralfs, 1848
- Species Cosmarium pyriforme Nordstedt
- Species Cosmarium quadragies-cuspidatum Corda, 1840
- Species Cosmarium quadrans W.B.Turner, 1893
- Species Cosmarium quadratulum (F.Gay) De Toni, 1889
- Species Cosmarium quadratum Ralfs ex Ralfs, 1848
- Species Cosmarium quadricrenum M.Dingley, 2001
- Species Cosmarium quadridentatum West & G.S.West, 1902
- Species Cosmarium quadrifarium P.Lundell, 1871
- Species Cosmarium quadrilaterum Brühl & Biswas, 1926
- Species Cosmarium quadrimamillatum West & G.S.West, 1903
- Species Cosmarium quadripapillatum Scott & Grönblad
- Species Cosmarium quadriverrucosum West & G.S.West, 1908
- Species Cosmarium quadrogranulatum West & G.S.West, 1895
- Species Cosmarium quadrulatum
- Species Cosmarium quadrum P.Lundell, 1871
- Species Cosmarium quasillus P.Lundell, 1871
- Species Cosmarium quaternarium Nordstedt, 1880
- Species Cosmarium quinarium P.Lundell, 1871
- Species Cosmarium raciborskianum De Toni, 1889
- Species Cosmarium raciborskii Lagerheim, 1887
- Species Cosmarium radiatum Lobb, 1856
- Species Cosmarium radiosum Wolle, 1884
- Species Cosmarium raeticum Messikommer, 1935
- Species Cosmarium rarissimum D.B.Williamson
- Species Cosmarium recedens Skuja, 1937
- Species Cosmarium reclavum Thomasson, 1966
- Species Cosmarium rectangulare Grunow, 1868
- Species Cosmarium rectangulum Reinsch, 1875
- Species Cosmarium rectosporum W.B.Turner, 1893
- Species Cosmarium redimitum Borge
- Species Cosmarium refringens W.R.Taylor, 1934
- Species Cosmarium regnellii Wille, 1884
- Species Cosmarium regnesi Reinsch, 1866
- Species Cosmarium regulare Schmidle, 1894
- Species Cosmarium rehmanii (Gutwinski) Krieger & Gerloff, 1969
- Species Cosmarium reinschianum De Toni, 1889
- Species Cosmarium reinschii W.Archer, 1876
- Species Cosmarium reniforme (Ralfs) W.Archer, 1874
- Species Cosmarium repandum Nordstedt, 1887
- Species Cosmarium retusiforme (Wille) Gutwinski, 1892
- Species Cosmarium retusum Rabenhorst, 1868
- Species Cosmarium richianum Compère, 1987
- Species Cosmarium rostellum West & G.S.West, 1895
- Species Cosmarium rostratum W.B.Turner, 1885
- Species Cosmarium rota (Ehrenberg) Corda
- Species Cosmarium rotundatum (F.Gay) De Toni, 1889
- Species Cosmarium rotundum W.B.Turner, 1893
- Species Cosmarium rupestre (Nägeli) W.Archer, 1861
- Species Cosmarium ruttneri Krieger, 1932
- Species Cosmarium sacculiferum Hinode
- Species Cosmarium salinum Hansgirg, 1886
- Species Cosmarium salisburyi F.E.Fritsch & M.F.Rich, 1937
- Species Cosmarium santamartense W.R.Taylor, 1935
- Species Cosmarium satkii (Gutwinski) Petlovany, 2015
- Species Cosmarium saxicola Kaiser, 1926
- Species Cosmarium scabratulum West & G.S.West, 1895
- Species Cosmarium scabrum W.B.Turner, 1893
- Species Cosmarium schirschowii Kosinskaya
- Species Cosmarium schmidtianum Kurt Förster, 1965
- Species Cosmarium schneideri Gutwinski
- Species Cosmarium schuebelerii Wille
- Species Cosmarium schweickerdtii Claassen
- Species Cosmarium scissum Brühl & Biswas, 1926
- Species Cosmarium scitum W.West & G.S.West, 1895
- Species Cosmarium scopulorum O.Borge, 1913
- Species Cosmarium scoticum West & G.S.West, 1894
- Species Cosmarium scottii
- Species Cosmarium scrobiculatum F.E.Fritsch & M.F.Rich, 1929
- Species Cosmarium scrobiculosum Borge
- Species Cosmarium scutellum W.B.Turner, 1893
- Species Cosmarium scutiforme Van Geest & P.Coesel, 2019
- Species Cosmarium securiforme Borge, 1896
- Species Cosmarium seelyanum Wolle, 1883
- Species Cosmarium sejunctum Wolle, 1884
- Species Cosmarium sendtneri Reinsch
- Species Cosmarium sexangulare P.Lundell, 1871
- Species Cosmarium sexlaterum Brühl & Biswas, 1926
- Species Cosmarium sexnotatum Gutwinski, 1892
- Species Cosmarium sexpapillosum Thompson, 1939
- Species Cosmarium siamense Coesel, 2000
- Species Cosmarium sichuanense Y.-X.Wei, 1993
- Species Cosmarium sierra N.Woodhead & R.D.Tweed, 1958
- Species Cosmarium sikhimense W.B.Turner
- Species Cosmarium sikkimicum J.P.Keshri & D.Das, 2016
- Species Cosmarium simii Roy & Bisset, 1894
- Species Cosmarium simplicius (West & G.S.West) Grönblad, 1931
- Species Cosmarium simulum Borge
- Species Cosmarium sinostegos Schaarschmidt, 1883
- Species Cosmarium skujae Willi Krieger & Gerloff, 1965
- Species Cosmarium slewdrumense Roy, 1890
- Species Cosmarium smolandicum P.Lundell, 1871
- Species Cosmarium sniatyniense Gutwinski, 1890
- Species Cosmarium solidum Nordstedt, 1887
- Species Cosmarium sparsepunctatum (Schmidle) West & G.S.West, 1897
- Species Cosmarium speciosissimum Schmidle, 1895
- Species Cosmarium speciosum P.Lundell, 1871
- Species Cosmarium sphaeroideum West, 1892
- Species Cosmarium sphagnicola West & G.S.West, 1897
- Species Cosmarium sphalerostichum Nordstedt, 1876
- Species Cosmarium sphyrelatum Coesel, 1989
- Species Cosmarium spierense Van Westen & Coesel
- Species Cosmarium spinoscrobiculosum Coesel & M.Dingley, 2005
- Species Cosmarium spinosporum Lagerheim, 1887
- Species Cosmarium spinuliferum West & G.S.West, 1902
- Species Cosmarium spirale (Playfair) Willi Krieger & Gerloff, 1965
- Species Cosmarium spora Skuja, 1956
- Species Cosmarium sportella Brébisson ex Kützing, 1849
- Species Cosmarium spyridion West & G.S.West, 1895
- Species Cosmarium stansfieldii Woodhead & Tweed, 1958
- Species Cosmarium starmuehlneri Bourrelly, 1985
- Species Cosmarium staurastroides Eichler & Gutwinski, 1894
- Species Cosmarium staurochondrum Lemaire, 1883
- Species Cosmarium stenonotum
- Species Cosmarium stephensii Rich, 1932
- Species Cosmarium stigmosum (Nordstedt) Willi Krieger, 1932
- Species Cosmarium striolatum (Nägeli) W.Archer, 1861
- Species Cosmarium strongylon A.M.Scott & Prescott, 1961
- Species Cosmarium subacutangulum Grönblad, 1942
- Species Cosmarium subadoxum Grönblad, 1934
- Species Cosmarium subaequale G.S.West, 1914
- Species Cosmarium subalatum West & G.S.West, 1895
- Species Cosmarium subarctoum (Lagerheim) Raciborski, 1892
- Species Cosmarium subauriculatum West & G.S.West, 1895
- Species Cosmarium subaversum Barges., 1897
- Species Cosmarium subbalteum Schmidle, 1898
- Species Cosmarium subbengalense Grönblad, 1945
- Species Cosmarium subbinale (Nordstedt) Lagerheim, 1893
- Species Cosmarium subbotrytis Schmidle
- Species Cosmarium subbroomei Schmidle, 1893
- Species Cosmarium subcapitulum West
- Species Cosmarium subceratophroides Kurt Förster & Eckert, 1964
- Species Cosmarium subcirculare W.B.Turner, 1893
- Species Cosmarium subconstrictum Schmidle, 1902
- Species Cosmarium subcontractum West & G.S.West, 1905
- Species Cosmarium subcosmetum Palamar-Mordvintseva, 1981
- Species Cosmarium subcrenatum Hantzsch, 1868
- Species Cosmarium subcrenulatum Hantzsch, 1861
- Species Cosmarium subcruciforme Lagerheim, 1885
- Species Cosmarium subcucumis Schmidle, 1893
- Species Cosmarium subcyclicum Maskell, 1889
- Species Cosmarium subcyclicum cyclicum Maskell
- Species Cosmarium subcylindricum West, 1892
- Species Cosmarium subdanicum West, 1892
- Species Cosmarium subdecoratum West & G.S.West, 1897
- Species Cosmarium subdeplanatum Schmidle, 1898
- Species Cosmarium subdepressum West & G.S.West, 1896
- Species Cosmarium subdistichum Raciborski, 1892
- Species Cosmarium subeductum
- Species Cosmarium subexcavatum West & G.S.West, 1900
- Species Cosmarium subgranatum (Nordstedt) Lütkemüller, 1902
- Species Cosmarium subhammeri Rich, 1935
- Species Cosmarium subhexapapillatum Y.-X.Wei, 1984
- Species Cosmarium subhieronymusii R.M.Whelden, 1947
- Species Cosmarium subhumile Gutwinski, 1890
- Species Cosmarium subimpressulum O.Borge, 1894
- Species Cosmarium subjenisejense Grönblad, 1962
- Species Cosmarium sublatereundatum West & G.S.West, 1895
- Species Cosmarium sublobatiforme R.L.Grönblad & A.M.Scott, 1958
- Species Cosmarium submamillatum West & G.S.West, 1895
- Species Cosmarium submamilliferum West & G.S.West, 1895
- Species Cosmarium subnordstedtii Kurt Förster, 1969
- Species Cosmarium subnudiceps West & G.S.West, 1898
- Species Cosmarium subochthodes Schmidle, 1895
- Species Cosmarium subochtodes
- Species Cosmarium suborbiculare H.C.Wood, 1870
- Species Cosmarium suborthostichum Raciborski, 1892
- Species Cosmarium subpachydermum Schmidle, 1893
- Species Cosmarium subpalangula Elfving, 1881
- Species Cosmarium subphaseolanum J.P.Keshri & D.Das, 2016
- Species Cosmarium subphaseolus F.A.C.Kouwets, 2001
- Species Cosmarium subpraemorsum Borge, 1918
- Species Cosmarium subprotractum Brühl & Biswas, 1926
- Species Cosmarium subprotuberans West & G.S.West, 1895
- Species Cosmarium subprotumidum Nordstedt, 1876
- Species Cosmarium subpyramidatum Nordstedt
- Species Cosmarium subquadrans West & G.S.West, 1905
- Species Cosmarium subquadratum Nordstedt, 1876
- Species Cosmarium subquasillus Boldt, 1888
- Species Cosmarium subraciborskii Taft, 1945
- Species Cosmarium subrectangulare Gutwinski, 1894
- Species Cosmarium subreinschii Schmidle, 1894
- Species Cosmarium subreniforme Nordstedt, 1875
- Species Cosmarium subretusiforme West & G.S.West, 1894
- Species Cosmarium subsecuriforme C.-C.Jao, 1948
- Species Cosmarium subspeciosum Nordstedt, 1875
- Species Cosmarium substaurastroides Eichler & Gutwinski
- Species Cosmarium subsuperbum Y.-X.Wei, 1993
- Species Cosmarium subtholiforme Raciborski, 1885
- Species Cosmarium subtilissimum G.S.West, 1914
- Species Cosmarium subtransiens Croasdale, 1956
- Species Cosmarium subtrapezicum T.Hinode, 1967
- Species Cosmarium subtrinodulum West & G.S.West, 1900
- Species Cosmarium subtriordinatum West & G.S.West, 1897
- Species Cosmarium subtruncatellum Grönblad
marine, fresh, terrestrial
Not documented
LSID urn:lsid:algaebase.org:taxname:6872
LSID urn:lsid:algaebase.org:taxname:6872 [details]
Guiry, M.D. & Guiry, G.M. (2024). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Cosmarium Corda ex Ralfs, 1848. Accessed through: World Register of Marine Species at: https://marinespecies.org/aphia.php?p=taxdetails&id=478557 on 2024-09-19
Date
action
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The webpage text is licensed under a Creative Commons Attribution 4.0 License
basis of record
Guiry, M.D. & Guiry, G.M. (2024). AlgaeBase. <em>World-wide electronic publication, National University of Ireland, Galway.</em> searched on YYYY-MM-DD., available online at http://www.algaebase.org [details]
From editor or global species database
LSID urn:lsid:algaebase.org:taxname:6872 [details]
Published in AlgaeBase (from synonym Pleurotaeniopsis (P.Lundell) Lagerheim, 1887)
Published in AlgaeBase (from synonym Dysphinctium Nägeli, 1849)
Published in AlgaeBase (from synonym Nothocosmarium Raciborski, 1889)
Published in AlgaeBase (from synonym Calocylindrus (C.Nägeli) O.Kirchner, 1878)
Published in AlgaeBase
To European Nucleotide Archive, ENA (Cosmarium)
To Genbank
To ITIS
Published in AlgaeBase (from synonym Dysphinctium Nägeli, 1849)
Published in AlgaeBase (from synonym Nothocosmarium Raciborski, 1889)
Published in AlgaeBase (from synonym Calocylindrus (C.Nägeli) O.Kirchner, 1878)
Published in AlgaeBase
To European Nucleotide Archive, ENA (Cosmarium)
To Genbank
To ITIS