WoRMS taxon details

Callithamnioideae De Toni, 1903

1305110  (urn:lsid:marinespecies.org:taxname:1305110)

accepted
Subfamily
Tribe Callithamnieae Schmitz, 1889
  » Genus Aglaothamnion Feldmann-Mazoyer, 1941
    » Species Aglaothamnion bipinnatum (P.L.Crouan & H.M.Crouan) Feldmann & G.Feldmann, 1948
    » Species Aglaothamnion boergesenii (Aponte & D.L.Ballantine) L'Hardy-Halos & Rueness, 1997
    » Species Aglaothamnion callophyllidicola (Yamada) Boo, I.K.Lee, Rueness & Yoshida, 1991
    » Species Aglaothamnion caudatum (J.Agardh) Feldmann-Mazoyer, 1941
    » Species Aglaothamnion chadefaudii L'Hardy-Halos, 1984
    » Species Aglaothamnion chejuense G.H.Kim & I.K.Lee
    » Species Aglaothamnion collinsii Aponte, D.L.Ballantine & J.N.Norris, 1997
    » Species Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer, 1941
    » Species Aglaothamnion decompositum (J.Agardh) Halos
    » Species Aglaothamnion diaphanum L'Hardy-Halos & Maggs, 1991
    » Species Aglaothamnion endovagum (Setchell & N.L.Gardner) I.A.Abbott, 1972
    » Species Aglaothamnion fasciculatum (Harvey) Maggs & L'Hardy-Halos, 1993
    » Species Aglaothamnion feldmanniae Halos, 1965
    » Species Aglaothamnion felipponei (Howe) Aponte, Ballantine & J.N.Norris, 1994
    » Species Aglaothamnion flexibile N.E.Aponte & D.L.Ballantine, 1995
    » Species Aglaothamnion gaillonii (P.L.Crouan & H.M.Crouan) Halos, 1965
    » Species Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997
    » Species Aglaothamnion herveyi (M.A.Howe) N.E.Aponte, D.L.Ballantine & J.N.Norris, 1994
    » Species Aglaothamnion monopodon Børgesen, 1945
    » Species Aglaothamnion obstipum Cowling, Kraft & J.A.West, 1998
    » Species Aglaothamnion okiense Kajimura, 1994
    » Species Aglaothamnion oosumiense Itono, 1971
    » Species Aglaothamnion priceanum Maggs, Guiry & Rueness, 1991
    » Species Aglaothamnion pseudobyssoides (P.Crouan & H.Crouan) Halos, 1965
    » Species Aglaothamnion rabenhorstii (Kützing) L'Hardy-Halos
    » Species Aglaothamnion sarcodiae Børgesen, 1952
    » Species Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
    » Species Aglaothamnion tripinnatum (C.Agardh) Feldmann-Mazoyer, 1941
    » Species Aglaothamnion uruguayense (W.R.Taylor) N.E.Aponte, D.L.Ballantine & J.N.Norris, 1994
    » Species Aglaothamnion brodiei (Harvey) Feldmann-Mazoyer, 1941 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (synonym)
    » Species Aglaothamnion byssoides (Arnott ex Harvey) C.F.Boudouresque & M.M.Perret-Boudouresque, 1987 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (synonym)
    » Species Aglaothamnion furcellariae (J.Agardh) Feldmann-Mazoyer, 1941 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (synonym)
    » Species Aglaothamnion gallicum (Nägeli) Halos ex Ardré, 1970 accepted as Gaillona gallica (Nägeli) Athanasiadis, 2016
    » Species Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 accepted as Gaillona hookeri (Dillwyn) Athanasiadis, 2016
    » Species Aglaothamnion neglectum Feldmann-Mazoyer, 1941 accepted as Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer, 1941
    » Species Aglaothamnion polyspermum (C.Agardh) Parke, 1953 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993
    » Species Aglaothamnion rigidulum De Clerck, Bolton, R.J.Anderson & Coppejans, 2004 accepted as Heteroptilon rigidulum (De Clerck, Bolton, R.J.Anderson & Coppejans) Hommersand & De Clerck, 2006
    » Species Aglaothamnion roseum (Roth) Maggs & L'Hardy-Halos, 1993 accepted as Gaillona rosea (Roth) Athanasiadis, 2016
    » Species Aglaothamnion scopulorum (C.Agardh) Feldmann-Mazoyer, 1941 accepted as Gaillona scopulorum (C.Agardh) Athanasiadis, 2016
    » Species Aglaothamnion sepositum (Gunnerus) Maggs & Hommersand, 1993 accepted as Gaillona seposita (Gunnerus) Athanasiadis, 2016
    » Species Aglaothamnion westbrookiae Rueness & L'Hardy-Halos, 1991 accepted as Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997 (synonym)
  » Genus Aristoptilon Hommersand & W.A.Nelson, 2006
  » Genus Callithamnion Lyngbye, 1819
    » Species Callithamnion acutum Kylin, 1925
    » Species Callithamnion aglaothamniodes Itono, 1971
    » Species Callithamnion apiculatum P.L.Crouan & H.M.Crouan, 1878
    » Species Callithamnion apiculatum Meneghini, 1844
    » Species Callithamnion arborescens N.L.Gardner, 1927
    » Species Callithamnion arrawarricum A.J.K.Millar, 1990
    » Species Callithamnion axillare Schousboe
    » Species Callithamnion biseriatum Kylin, 1925
    » Species Callithamnion bisporum N.L.Gardner, 1927
    » Species Callithamnion brachygonum Harvey, 1855
    » Species Callithamnion callithamnioides (A.B.Joly & Ugadim) M.J.Wynne, 2005
    » Species Callithamnion catalinense E.Y.Dawson, 1962
    » Species Callithamnion caulescens (J.Agardh) Womersley, 1998
    » Species Callithamnion circinnatum Womersley, 1998
    » Species Callithamnion codicola Grunow
    » Species Callithamnion colensoi Harvey, 1855
    » Species Callithamnion collabens (Rudolphi) L.McIvor & Maggs, 2002
    » Species Callithamnion compactum E.Y.Dawson
    » Species Callithamnion confertum Womersley, 1998
    » Species Callithamnion consanguineum Harvey, 1855
    » Species Callithamnion corymbosum (Smith) Lyngbye, 1819
    » Species Callithamnion crispulum Harvey, 1855
    » Species Callithamnion cryptopterum Kützing, 1849
    » Species Callithamnion dasytrichum Montagne
    » Species Callithamnion debile Harvey, 1855
    » Species Callithamnion ecuadoreanum W.R.Taylor, 1945
    » Species Callithamnion ellipticum Montagne, 1841
    » Species Callithamnion elongellum Zanardini, 1846
    » Species Callithamnion epiphyticum W.R.Taylor, 1945
    » Species Callithamnion exiguum Stegenga, Bolton & R.J.Anderson, 1997
    » Species Callithamnion fallax P.L.Crouan & H.M.Crouan, 1867
    » Species Callithamnion flabellatum A.C.Brown & N.Jarman
    » Species Callithamnion flagellare Zanardini
    » Species Callithamnion gaudichaudii C.Agardh, 1828
    » Species Callithamnion gracile J.D.Hooker & Harvey, 1845
    » Species Callithamnion grande J.Agardh, 1842
    » Species Callithamnion granulatum (Ducluzeau) C.Agardh, 1828
    » Species Callithamnion griffithsioides (J.Agardh) H.B.S.Womersley, 1998
    » Species Callithamnion hamelii Nasr, 1941
    » Species Callithamnion hirtellum Zanardini, 1846
    » Species Callithamnion hypneae P.L.Crouan & H.M.Crouan, 1865
    » Species Callithamnion implicatum (Kützing) J.Agardh, 1851
    » Species Callithamnion japonicum Noda, 1971
    » Species Callithamnion kirillianum A.D.Zinova & Zaberzhinskaya, 1968
    » Species Callithamnion korffense A.J.K.Millar, 1990
    » Species Callithamnion lanceolatum (Derbès) Bertoloni
    » Species Callithamnion lanosum Harvey
    » Species Callithamnion larcinum Harvey, 1855
    » Species Callithamnion lasioides Reinsch, 1875
    » Species Callithamnion marshallense E.Y.Dawson, 1957
    » Species Callithamnion mildbraedii Pilger, 1920
    » Species Callithamnion montagnei J.D.Hooker, 1847
    » Species Callithamnion multifidum Harvey, 1855
    » Species Callithamnion mytili Schousboe
    » Species Callithamnion nipponicum Noda, 1971
    » Species Callithamnion octosporum C.Agardh, 1828
    » Species Callithamnion pacificum W.R.Taylor, 1945
    » Species Callithamnion parvulum P.L.Crouan & H.M.Crouan, 1867
    » Species Callithamnion paschale Børgesen, 1924
    » Species Callithamnion pedicellatum C.Agardh, 1828
    » Species Callithamnion pedicellatum Itono, 1971
    » Species Callithamnion pennula Grunow, 1868
    » Species Callithamnion perpusillum P.C.Silva, 1996
    » Species Callithamnion pikeanum Harvey, 1853
    » Species Callithamnion pinastroides
    » Species Callithamnion pinnatum Womersley, 1998
    » Species Callithamnion planum Montagne, 1837
    » Species Callithamnion plumulum
    » Species Callithamnion propebyssoides Womersley, 1998
    » Species Callithamnion puniceum Harvey, 1855
    » Species Callithamnion purpuriferum Harvey, 1838
    » Species Callithamnion pylaisaeanum Montagne
    » Species Callithamnion ramosissimum N.L.Gardner, 1927
    » Species Callithamnion reductum Baardseth, 1941
    » Species Callithamnion rigescens Zanardini
    » Species Callithamnion roseum Harvey, 1849
    » Species Callithamnion rupicola C.L.Anderson, 1894
    » Species Callithamnion rupinicola C.L.Anderson, 1894
    » Species Callithamnion semicorticatum Baardseth, 1941
    » Species Callithamnion shepherdii Womersley, 1998
    » Species Callithamnion soccoriense W.R.Taylor, 1945
    » Species Callithamnion spinuliferum Ardissone, 1888
    » Species Callithamnion stuposum Suhr, 1840
    » Species Callithamnion subsecundum Grunow, 1889
    » Species Callithamnion subverticillatum Zanardini
    » Species Callithamnion tetragonum (Withering) S.F.Gray, 1821
    » Species Callithamnion tetricum (Dillwyn) S.F.Gray, 1821
    » Species Callithamnion unilaterale Zanardini, 1846
    » Species Callithamnion variegatum Suhr, 1840
    » Species Callithamnion veleroae E.Y.Dawson, 1944
    » Species Callithamnion vieillardii Kützing, 1863
    » Species Callithamnion violaceum Harvey, 1859
    » Species Callithamnion abbreviatum Kützing, 1843 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (synonym)
    » Species Callithamnion abietinum Reinsch, 1875 accepted as Pterothamnion crispum (Ducluzeau) Nägeli, 1862
    » Species Callithamnion acanthophorum Kützing, 1849 accepted as Macrothamnion acanthophorum (Kützing)Womersley, 1998
    » Species Callithamnion acrospermum J.Agardh, 1851 accepted as Callithamnion hookeri (Dillwyn) S.F.Gray, 1821 (synonym)
    » Species Callithamnion aculeatum Harvey, 1855 accepted as Trithamnion aculeatum (Harvey) Womersley & Wollaston, 1998
    » Species Callithamnion adnatum J.Agardh, 1879 accepted as Antithamnionella ternifolia (J.D.Hooker & Harvey) Lyle, 1922
    » Species Callithamnion aegagrophila Funk, 1922 accepted as Callithamniella tingitana (Schousboe ex Bornet) Feldmann-Mazoyer, 1938
    » Species Callithamnion aegagropila J.Agardh, 1876 accepted as Lejolisia aegagropila (J.Agardh) J.Agardh, 1892
    » Species Callithamnion affine Harvey, 1833 accepted as Callithamnion tetragonum (Withering) S.F.Gray, 1821
    » Species Callithamnion affine Kützing, 1843 accepted as Colaconema savianum (Meneghini) R.Nielsen, 1994 (synonym)
    » Species Callithamnion americanum Harvey, 1853 accepted as Scagelia americana (Harvey) Athanasiadis, 1996
    » Species Callithamnion angustatum J.D.Hooker & Harvey, 1847 accepted as Hirsutithallia angustata (J.D.Hooker & Harvey) Wollaston & Womersley, 1998
    » Species Callithamnion apicale Noda, 1973 accepted as Aglaothamnion callophyllidicola (Yamada) Boo, I.K.Lee, Rueness & Yoshida, 1991 (synonym)
    » Species Callithamnion applicitum Harvey, 1855 accepted as Antithamnion pectinatum (Montagne) Brauner, 1994
    » Species Callithamnion arachnoideum C.Agardh, 1828 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
    » Species Callithamnion arbuscula (Dillwyn) Lyngbye, 1819 accepted as Aglaothamnion sepositum (Gunnerus) Maggs & Hommersand, 1993
    » Species Callithamnion armatum J.Agardh, 1885 accepted as Antithamnion armatum (J.Agardh) De Toni, 1903
    » Species Callithamnion arnottii Trevisan, 1845 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
    » Species Callithamnion australe J.Agardh, 1841 accepted as Shepleya australis (J.Agardh) E.M.Gordon, 1972
    » Species Callithamnion baccatum J.Agardh, 1870 accepted as Vickersia baccata (J.Agardh) Karsakoff, 1896
    » Species Callithamnion baileyi Harvey, 1853 accepted as Callithamnion tetragonum (Withering) S.F.Gray, 1821
    » Species Callithamnion ballioides Sonder, 1853 accepted as Inkyuleea ballioides (Sonder) H.-G.Choi, Kraft & G.W.Saunders, 2000
    » Species Callithamnion barbatum C.Agardh, 1828 accepted as Ptilothamnion pluma (Dillwyn) Thuret, 1863
    » Species Callithamnion beauii P.L.Crouan & H.M.Crouan, 1865 accepted as Wrangelia argus (Montagne) Montagne, 1856
    » Species Callithamnion bebbii Reinsch, 1875 accepted as Pterothamnion crispum (Ducluzeau) Nägeli, 1862
    » Species Callithamnion bipinnatum P.L.Crouan & H.M.Crouan, 1867 accepted as Aglaothamnion bipinnatum (P.L.Crouan & H.M.Crouan) Feldmann & G.Feldmann, 1948 (synonym)
    » Species Callithamnion boergesenii Aponte & Ballantine, 1990 accepted as Aglaothamnion boergesenii (Aponte & D.L.Ballantine) L'Hardy-Halos & Rueness, 1997
    » Species Callithamnion borreri (Smith) C.Agardh, 1828 accepted as Pleonosporium borreri (Smith) Nägeli, 1862 (synonym)
    » Species Callithamnion botryocarpum Harvey, 1855 accepted as Colaconema caespitosum (J.Agardh) Jackelman, Stegenga & J.J.Bolton, 1991
    » Species Callithamnion brachiatum (Bonnemaison) Harvey, 1847 accepted as Callithamnion tetragonum (Withering) S.F.Gray, 1821
    » Species Callithamnion breviramosum Gardner, 1927 accepted as Callithamnion rupinicola C.L.Anderson, 1894
    » Species Callithamnion brodiei Harvey, 1833 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (synonym)
    » Species Callithamnion brownianum Harvey, 1855 accepted as Spongoclonium brownianum (Harvey) J.Agardh, 1892
    » Species Callithamnion byssaceum Kützing, 1843 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858
    » Species Callithamnion byssoides Arnott ex Harvey, 1833 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (synonym)
    » Species Callithamnion caespitosum J.Agardh, 1851 accepted as Colaconema caespitosum (J.Agardh) Jackelman, Stegenga & J.J.Bolton, 1991
    » Species Callithamnion californicum N.L.Gardner, 1927 accepted as Callithamnion acutum Kylin, 1925
    » Species Callithamnion callophyllidicola Yamada, 1932 accepted as Aglaothamnion callophyllidicola (Yamada) Boo, I.K.Lee, Rueness & Yoshida, 1991
    » Species Callithamnion caudatum J.Agardh, 1841 accepted as Aglaothamnion caudatum (J.Agardh) Feldmann-Mazoyer, 1941
    » Species Callithamnion ceramicola (Lyngbye) Suhr, 1831 accepted as Erythrotrichia carnea (Dillwyn) J.Agardh, 1883 (synonym)
    » Species Callithamnion chadefaudii (L'Hardy-Halos) G.R.South & Tittley, 1986 accepted as Aglaothamnion chadefaudii L'Hardy-Halos, 1984
    » Species Callithamnion cladodermum Zanardini, 1846 accepted as Balliella cladoderma (Zanardini) Athanasiadis, 1987
    » Species Callithamnion clandestinum Montagne, 1837 accepted as Acrochaetium clandestinum (Montagne) M.A.Howe, 1914
    » Species Callithamnion clavatum Schousboe ex C.Agardh, 1828 accepted as Monosporus clavatus (Schousboe ex C.Agardh) Solier, 1845
    » Species Callithamnion coccineum (Hudson) Lyngbye, 1819 accepted as Heterosiphonia plumosa (J.Ellis) Batters, 1902
    » Species Callithamnion codii P.L.Crouan & H.M.Crouan, 1860 accepted as Colaconema caespitosum (J.Agardh) Jackelman, Stegenga & J.J.Bolton, 1991 (synonym)
    » Species Callithamnion comosum Kützing, 1861 accepted as Monosporus pedicellatus (Smith) Solier, 1845
    » Species Callithamnion comosum Harvey, 1844 accepted as Warrenia comosa (Harvey) Harvey ex F.Schmitz & Hauptfleisch, 1897
    » Species Callithamnion confusum J.Agardh, 1876 accepted as Pterothamnion confusum (J.Agardh) Athanasiadis, 1996
    » Species Callithamnion conspicuum (Sonder) Harvey, 1859 accepted as Spongoclonium conspicuum Sonder, 1855
    » Species Callithamnion constrictum Hering, 1846 accepted as Pleonosporium constrictum (Hering) Nägeli, 1862
    » Species Callithamnion corallina Ruprecht, 1850 accepted as Scagelia pylaisaei (Montagne) M.J.Wynne, 1985
    » Species Callithamnion corallina Lyngbye, 1819 accepted as Griffithsia corallinoides (Linnaeus) Trevisan, 1845 (synonym)
    » Species Callithamnion corallinoides (Linnaeus) Lyngbye, 1819 accepted as Griffithsia corallinoides (Linnaeus) Trevisan, 1845
    » Species Callithamnion corallinum Lyngbye, 1819 accepted as Griffithsia corallinoides (Linnaeus) Trevisan, 1845
    » Species Callithamnion cordatum Børgesen, 1909 accepted as Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer, 1941 (synonym)
    » Species Callithamnion corymbiferum (Kützing) Trevisan, 1845 accepted as Dasya corymbifera J.Agardh, 1841
    » Species Callithamnion corymbiferum (Kützing) Zanardini, 1847 accepted as Dasya corymbifera J.Agardh, 1841
    » Species Callithamnion corynosporoides P.L.Crouan & H.H.Crouan, 1870 accepted as Rhodochorton corynosporoides (P.L.Crouan & H.M.Crouan) G.Hamel, 1927
    » Species Callithamnion crispellum C.Agardh, 1828 accepted as Heterosiphonia crispella (C.Agardh) M.J.Wynne, 1985
    » Species Callithamnion crouaniorum Kützing, 1849 accepted as Spermothamnion strictum (C.Agardh) Ardissone, 1883
    » Species Callithamnion cruciatum C.Agardh, 1827 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (synonym)
    » Species Callithamnion crustatum Schousboe, 1892 accepted as Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900
    » Species Callithamnion cymosum Harvey, 1855 accepted as Spermothamnion cymosum (Harvey) De Toni, 1903
    » Species Callithamnion cystosirarum Ardissone, 1866 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858
    » Species Callithamnion dasycladum J.Agardh, 1841 accepted as Tetrathamnion myurum (Suhr) A.Athanasiadis, 1996
    » Species Callithamnion dasyoides J.Agardh, 1876 accepted as Pleonosporium squarrulosum (Harvey) I.A.Abbott, 1972
      » Variety Callithamnion dasyoides var. californicum J.Agardh, 1876 (uncertain, uncertain taxonomic status subjected to verification)
      » Variety Callithamnion dasyoides var. chilense J.Agardh, 1876 (uncertain, uncertain taxonomic status subjected to verification)
    » Species Callithamnion dasyurum Harvey, 1863 accepted as Dasythamniella dasyura (Harvey) Womersley, 1998
    » Species Callithamnion daviesii (Dillwyn) Lyngbye, 1819 accepted as Colaconema daviesii (Dillwyn) Stegenga, 1985 (synonym)
    » Species Callithamnion decipiens J.Agardh, 1842 accepted as Antithamnion decipiens (J.Agardh) Athanasiadis, 1996
    » Species Callithamnion decompositum J.Agardh, 1851 accepted as Compsothamnion decompositum (J.Agardh) Maggs & L'Hardy-Halos, 1993 (synonym)
    » Species Callithamnion delicatulum Harvey, 1855 accepted as Antithamnion delicatulum (Harvey)De Toni, 1903
    » Species Callithamnion densum Suhr, 1840 accepted as Antithamnion densum (Suhr) M.A.Howe, 1914
    » Species Callithamnion dimorphum Harvey, 1863 accepted as Antithamnion verticale (Harvey) J.Agardh, 1896
    » Species Callithamnion dispar Harvey, 1859 accepted as Elisiella dispar (Harvey) Womersely, 1998
    » Species Callithamnion divergens J.Agardh, 1876 accepted as Antithamnion delicatulum (Harvey)De Toni, 1903
    » Species Callithamnion dubium Zanardini, 1840 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847
    » Species Callithamnion dudresnayi (Bonnemaison) P.Crouan & H.Crouan, 1852 accepted as Gaillona seposita (Gunnerus) Athanasiadis, 2016
    » Species Callithamnion echigoense Noda, 1972 accepted as Aglaothamnion callophyllidicola (Yamada) Boo, I.K.Lee, Rueness & Yoshida, 1991 (synonym)
    » Species Callithamnion efflorescens J.Agardh, 1851 accepted as Grania efflorescens (J.Agardh) Kylin, 1944
    » Species Callithamnion elegans Schousboe ex C.Agardh, 1828 accepted as Gymnothamnion elegans (Schousboe ex C.Agardh) J.Agardh, 1892
    » Species Callithamnion elongatum Harvey, 1859 accepted as Anotrichium elongatum (Harvey) Baldock, 1976
    » Species Callithamnion endovagum Setchell & N.L.Gardner, 1924 accepted as Aglaothamnion endovagum (Setchell & N.L.Gardner) I.A.Abbott, 1972
    » Species Callithamnion entozoicum Reinsch, 1890 accepted as Rubrointrusa membranacea (Magnus) S.L.Clayden & G.W.Saunders, 2010
    » Species Callithamnion fasciculatum Harvey, 1833 accepted as Aglaothamnion fasciculatum (Harvey) Maggs & L'Hardy-Halos, 1993
    » Species Callithamnion fastigiatum Harvey, 1859 accepted as Leptoklonion fastigiatum (Harvey)Womersley, 1998
    » Species Callithamnion feldmanniae (Halos) G.R.South & Tittley accepted as Aglaothamnion feldmanniae Halos, 1965
    » Species Callithamnion felipponei Howe, 1931 accepted as Aglaothamnion felipponei (Howe) Aponte, Ballantine & J.N.Norris, 1994
    » Species Callithamnion flabelligerum Harvey, 1855 accepted as Anotrichium licmophorum (Harvey) Baldock, 1976
    » Species Callithamnion flaccidum J.D.Hooker & Harvey, 1845 accepted as Medeiothamnion flaccidum (J.D.Hooker & Harvey) J.F.Brauner, 1979
      » Variety Callithamnion flaccidum var. alternifolium J.D.Hooker & Harvey, 1845 (uncertain, uncertain taxonomic status subjected to verification)
    » Species Callithamnion flagelliferum De Notaris, 1846 accepted as Spermothamnion repens var. flagelliferum (De Notaris) Feldmann-Mazoyer, 1941 (synonym)
    » Species Callithamnion flexuosum (C.Agardh) C.Agardh, 1828 accepted as Pleonosporium flexuosum (C.Agardh) Bornet, 1892 (synonym)
    » Species Callithamnion floccosum (O.F.Müller) C.Agardh, 1828 accepted as Antithamnionella floccosa (O.F.Müller) Whittick, 1980
    » Species Callithamnion floridulum (Dillwyn) Lyngbye, 1819 accepted as Rhodothamniella floridula (Dillwyn) Feldmann, 1978
    » Species Callithamnion fomosa Harvey, 1863 accepted as Hirsutithallia formosa (Harvey) Wollaston & Womersley, 1998
    » Species Callithamnion formosum Harvey, 1863 accepted as Hirsutithallia formosa (Harvey) Wollaston & Womersley, 1998
    » Species Callithamnion fragilissimum Zanardini, 1860 accepted as Antithamnion decipiens (J.Agardh) Athanasiadis, 1996
    » Species Callithamnion fruticulosum J.Agardh, 1841 accepted as Callithamnion tetragonum (Withering) S.F.Gray, 1821
    » Species Callithamnion furcellariae J.Agardh, 1851 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (synonym)
    » Species Callithamnion gailloni (P.L.Crouan & H.M.Crouan) P.L.Crouan & H.M.Crouan, 1851 accepted as Aglaothamnion gaillonii (P.L.Crouan & H.M.Crouan) Halos, 1965 (unaccepted, synonym)
    » Species Callithamnion gallicum (Nägeli) Sauvageau, 1897 accepted as Gaillona gallica (Nägeli) Athanasiadis, 2016 (unaccepted)
    » Species Callithamnion gorgoneum Montagne, 1857 accepted as Tiffaniella gorgonea (Montagne) Doty & Meñez, 1960 (unaccepted)
    » Species Callithamnion gracilentum Harvey, 1855 accepted as Antithamnion gracilentum (Harvey) J.Agardh, 1896 (unaccepted)
    » Species Callithamnion gracillimum C.Agardh, 1828 accepted as Compsothamnion thuioides (Smith) Nägeli, 1862 (unaccepted, synonym)
    » Species Callithamnion graeffei Grunow, 1874 accepted as Antithamnionella graeffei (Grunow) Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion grevillei Harvey, 1833 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (unaccepted)
    » Species Callithamnion griffithsioides Sonder, 1855 accepted as Macrothamnion pellucidum (Harvey) Wollaston, 1968 (unaccepted, synonym)
    » Species Callithamnion griffithsioides (J.Agardh) Kylin, 1956 accepted as Callithamnion pinnatum Womersley, 1998 (unaccepted, synonym)
    » Species Callithamnion grunulatum (Duckluzeau) C. Agardh accepted as Callithamnion granulatum (Ducluzeau) C.Agardh, 1828 (unaccepted, misspelling)
    » Species Callithamnion halliae Collins, 1900 accepted as Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997 (unaccepted)
    » Species Callithamnion hanovioides Sonder, 1853 accepted as Antithamnion hanovioides (Sonder) De Toni, 1903 (unaccepted)
    » Species Callithamnion harveyanum J.Agardh, 1841 accepted as Callithamnion granulatum (Ducluzeau) C.Agardh, 1828 (unaccepted)
    » Species Callithamnion herveyi M.A.Howe, 1918 accepted as Aglaothamnion herveyi (M.A.Howe) N.E.Aponte, D.L.Ballantine & J.N.Norris, 1994 (unaccepted)
    » Species Callithamnion heteromorphum J.Agardh, 1876 accepted as Pterothamnion heteromorphum (J.Agardh) Athanasiadis & Kraft, 1994 (unaccepted)
    » Species Callithamnion hiemale Kjellman, 1907 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (unaccepted)
    » Species Callithamnion hirtum J.D.Hooker & Harvey, 1845 accepted as Lophothamnion hirtum (J.D.Hooker & Harvey) Womersley, 1998 (unaccepted)
    » Species Callithamnion hookeri (Dillwyn) S.F.Gray, 1821 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (unaccepted, synonym)
    » Species Callithamnion horizontale Harvey, 1855 accepted as Antithamnion verticale (Harvey) J.Agardh, 1896 (unaccepted)
    » Species Callithamnion hormocarpum Holmes, 1873 accepted as Seirospora interrupta (Smith) F.Schmitz, 1893 (unaccepted)
    » Species Callithamnion humile Kützing, 1849 accepted as Hommersandiella humilis (Kützing) Alongi, Cormaci & G.Furnari, 2007 (unaccepted)
    » Species Callithamnion imbricatum Schousboe ex Suhr, 1840 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (unaccepted)
    » Species Callithamnion inordinatum Zanardini, 1846 accepted as Spermothamnion inordinatum (Zanardini) Hauck, 1885 (unaccepted, synonym)
    » Species Callithamnion interruptum (Smith) C.Agardh, 1828 accepted as Seirospora interrupta (Smith) F.Schmitz, 1893 (unaccepted)
    » Species Callithamnion investiens P.L.Crouan & H.M.Crouan, 1865 accepted as Spermothamnion investiens (P.L.Crouan & H.M.Crouan) Vickers, 1905 (unaccepted)
    » Species Callithamnion irregulare J.Agardh, 1841 accepted as Spermothamnion irregulare (J.Agardh) Ardissone, 1883 (unaccepted)
    » Species Callithamnion lanuginosum (Dillwyn) Lyngbye, 1819 accepted as Colaconema daviesii (Dillwyn) Stegenga, 1985 (unaccepted)
    » Species Callithamnion lapponicum Ruprecht, 1850 accepted as Scagelothamnion pusillum (Ruprecht) Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion laricinum Harvey, 1855 accepted as Hirsutithallia laricina (Harvey) Wollaston & Womersley, 1998 (unaccepted, synonym)
    » Species Callithamnion laterale Schousboe, 1892 accepted as Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900 (unaccepted)
    » Species Callithamnion latissimum Harvey, 1844 accepted as Dasythamniella latissima (Harvey) Womersley, 1998 (unaccepted)
    » Species Callithamnion laxum Setchell & N.L.Gardner, 1903 accepted as Callithamnion pikeanum var. laxum (Setchell & N.L.Gardner) Doty, 1947 (unaccepted, synonym)
    » Species Callithamnion lejolisea Farlow, 1877 accepted as Ptilothamnionopsis lejolisea (Farlow) P.S.Dixon, 1962 (unaccepted)
    » Species Callithamnion lenormandii Suhr ex Kützing, 1849 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted)
    » Species Callithamnion lepadicola Welwitsch ex J.Agardh, 1876 accepted as Erythrotrichia welwitschii (Ruprecht) Batters, 1902 (unaccepted)
    » Species Callithamnion leptocladum Montagne, 1842 accepted as Antithamnion densum (Suhr) M.A.Howe, 1914 (unaccepted)
    » Species Callithamnion levringii Lindauer, 1949 accepted as Deucalion levringii (Lindauer) Huisman & Kraft, 1982 (unaccepted)
    » Species Callithamnion lherminieri P.L.Crouan & H.M.Crouan, 1878 accepted as Antithamnion antillanum Børgesen, 1917 (unaccepted)
    » Species Callithamnion licmophorum Harvey, 1859 accepted as Anotrichium licmophorum (Harvey) Baldock, 1976 (unaccepted)
    » Species Callithamnion luxurians J.Agardh ex Kützing, 1849 accepted as Acrochaetium luxurians (J.Agardh ex Kützing) Nägeli, 1862 (unaccepted)
    » Species Callithamnion macropterum Meneghini ex Kützing, 1849 accepted as Pterothamnion macropterum (Meneghini ex Kützing) Nägeli, 1862 (unaccepted)
    » Species Callithamnion membranaceum Magnus, 1875 accepted as Rubrointrusa membranacea (Magnus) S.L.Clayden & G.W.Saunders, 2010 (unaccepted)
    » Species Callithamnion mesarthrocarpum Meneghini, 1844 accepted as Discosporangium mesarthrocarpum (Meneghini) Hauck, 1885 (unaccepted)
    » Species Callithamnion mesocarpum Carmichael accepted as Ptilothamnion pluma (Dillwyn) Thuret, 1863 (unaccepted)
    » Species Callithamnion micropterum (Montagne) Montage, 1842 accepted as Ptilothamnion pluma (Dillwyn) Thuret, 1863 (unaccepted, synonym)
    » Species Callithamnion micropterum J.D.Hooker & Harvey, 1845 accepted as Callithamnion cryptopterum Kützing, 1849 (unaccepted)
    » Species Callithamnion microptilum Grunow, 1867 accepted as Antithamnion microptilum (Grunow) De Toni, 1903 (unaccepted)
    » Species Callithamnion microscopicum Nägeli ex Kützing, 1849 accepted as Acrochaetium microscopicum (Nägeli ex Kützing) Nägeli, 1858 (unaccepted)
    » Species Callithamnion minimum Harvey, 1863 accepted as Ochmapexus minimus (Harvey) Womersley, 1998 (unaccepted, synonym)
    » Species Callithamnion minutissimum Yamada, 1944 accepted as Aglaothamnion callophyllidicola (Yamada) Boo, I.K.Lee, Rueness & Yoshida, 1991 (unaccepted)
    » Species Callithamnion minutissimum Suhr ex Kützing, 1843 accepted as Acrochaetium minutissimum Nägeli, 1862 (unaccepted)
    » Species Callithamnion minutissimum Zanardini, 1841 accepted as Rhodochorton velutinum (Hauck) Hamel, 1927 (unaccepted)
    » Species Callithamnion minutum Suhr, 1831 accepted as Acrochaetium minutum (Suhr) Hamel, 1927 (unaccepted)
    » Species Callithamnion mirabile (Suhr) Kützing, 1847 accepted as Colaconema daviesii (Dillwyn) Stegenga, 1985 (unaccepted)
    » Species Callithamnion mucronatum J.Agardh, 1851 accepted as Macrothamnion pellucidum (Harvey) Wollaston, 1968 (unaccepted)
    » Species Callithamnion muelleri Sonder, 1855 accepted as Heterothamnion muelleri (Sonder) J.Agardh, 1892 (unaccepted)
    » Species Callithamnion multifidum (Hudson) Kützing, 1843 accepted as Sphondylothamnion multifidum (Hudson) Nägeli, 1862 (unaccepted)
    » Species Callithamnion myurum Suhr, 1840 accepted as Tetrathamnion myurum (Suhr) A.Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion naccarianum Rudolphi, 1828 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (unaccepted)
    » Species Callithamnion neglectum (Feldmann-Mazoyer) M.J.Wynne, 1986 accepted as Aglaothamnion cordatum (Børgesen) Feldmann-Mazoyer, 1941 (unaccepted)
    » Species Callithamnion nemalii De Notaris ex L.Dufour, 1863 accepted as Colaconema nemalionis (De Notaris ex L.Dufour) Stegenga, 1985 (unaccepted, synonym)
    » Species Callithamnion nemalionis De Notaris ex L.Dufour, 1863 accepted as Colaconema nemalionis (De Notaris ex L.Dufour) Stegenga, 1985 (unaccepted)
    » Species Callithamnion nodiferum J.Agardh, 1876 accepted as Pterothamnion nodiferum (J.Agardh) Athanasiadis & Kraft, 1994 (unaccepted)
    » Species Callithamnion obstipum (Cowling, Kraft & J.A.West) Womersley, 1998 accepted as Aglaothamnion obstipum Cowling, Kraft & J.A.West, 1998 (unaccepted, synonym)
    » Species Callithamnion oosumiense (Itono) Kajimura, 1990 accepted as Aglaothamnion oosumiense Itono, 1971 (unaccepted)
    » Species Callithamnion oppositifolium J.Agardh, 1842 accepted as Sphondylothamnion multifidum (Hudson) Nägeli, 1862 (unaccepted)
    » Species Callithamnion orbignianum Montagne, 1837 accepted as Pterothamnion orbignianum (Montagne) Nägeli, 1862 (unaccepted)
    » Species Callithamnion ovuligerum Askenasy, 1894 accepted as Trithamnion ovuligerum (Askenasy) Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion pallens Zanardini, 1846 accepted as Acrochaetium pallens (Zanardini) Nägeli, 1862 (unaccepted)
    » Species Callithamnion paniculatum Schousboe, 1892 accepted as Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900 (unaccepted)
    » Species Callithamnion paradoxum Harvey, 1859 accepted as Callithamnion violaceum Harvey, 1859 (unaccepted, synonym)
    » Species Callithamnion pectinatum Montagne, 1842 accepted as Antithamnion pectinatum (Montagne) Brauner, 1994 (unaccepted)
    » Species Callithamnion pedunculatum P.L.Crouan & H.M.Crouan accepted as Acrochaetium barbadense (Vickers) Børgesen, 1915 (unaccepted)
    » Species Callithamnion pedunculatum Kützing, 1843 accepted as Acrochaetium barbadense (Vickers) Børgesen, 1915 (unaccepted, synonym)
    » Species Callithamnion pellucidum (Harvey) Hooker & Harvey, 1847 accepted as Macrothamnion pellucidum (Harvey) Wollaston, 1968 (unaccepted, synonym)
    » Species Callithamnion penicillatum Harvey, 1863 accepted as Carpothamnion gunnianum (Harvey) Kützing, 1849 (unaccepted)
    » Species Callithamnion piliferum Kützing, 1861 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted)
    » Species Callithamnion pluma (Dillwyn) C.Agardh, 1828 accepted as Ptilothamnion pluma (Dillwyn) Thuret, 1863 (unaccepted)
    » Species Callithamnion plumigerum Harvey, 1863 accepted as Dasythamniella plumigera (Harvey) Womersley, 1998 (unaccepted)
    » Species Callithamnion plumula (J.Ellis) Lyngbye, 1819 accepted as Pterothamnion plumula (J.Ellis) Nägeli, 1855 (unaccepted, synonym)
    » Species Callithamnion pollexfenii Harvey, 1844 accepted as Antithamnionella floccosa (O.F.Müller) Whittick, 1980 (unaccepted)
    » Species Callithamnion polyacanthum Kützing, 1849 accepted as Pterothamnion polyacanthum (Kützing) Nägeli, 1862 (unaccepted)
    » Species Callithamnion polyrhizum Harvey, 1863 accepted as Acrochaetium polyrhizum (Harvey) J.Agardh, 1892 (unaccepted)
    » Species Callithamnion polyspermum C.Agardh, 1828 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (unaccepted)
    » Species Callithamnion posidoniae Zanardini, 1846 accepted as Colaconema savianum (Meneghini) R.Nielsen, 1994 (unaccepted)
    » Species Callithamnion preissii Sonder, 1845 accepted as Acrothamnion preissii (Sonder) E.M.Wollaston, 1968 (unaccepted)
    » Species Callithamnion pseudobyssoides P.Crouan & H.Crouan, 1867 accepted as Aglaothamnion pseudobyssoides (P.Crouan & H.Crouan) Halos, 1965 (unaccepted, synonym)
    » Species Callithamnion ptilota J.D.Hooker & Harvey, 1845 accepted as Dasyptilon ptilota (J.D.Hooker & Harvey) Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion pubes C.Agardh, 1828 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted)
    » Species Callithamnion pulchellum Harvey, 1855 accepted as Acrothamnion preissii (Sonder) E.M.Wollaston, 1968 (unaccepted)
    » Species Callithamnion pumilum Harvey, 1833 accepted as Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (unaccepted)
    » Species Callithamnion purpureum (Lightfoot) Harvey, 1841 accepted as Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900 (unaccepted)
    » Species Callithamnion purpuriferum (Kützing) J.Agardh, 1851 accepted as Callithamnion collabens (Rudolphi) L.McIvor & Maggs, 2002 (unaccepted)
    » Species Callithamnion pusillum Ruprecht, 1850 accepted as Scagelothamnion pusillum (Ruprecht) Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion pusillum Harvey, 1855 accepted as Callithamnion perpusillum P.C.Silva, 1996 (unaccepted)
    » Species Callithamnion pygmaeum Kützing, 1849 accepted as Colaconema savianum (Meneghini) R.Nielsen, 1994 (unaccepted)
    » Species Callithamnion pylaisaei Montagne, 1837 accepted as Scagelia pylaisaei (Montagne) M.J.Wynne, 1985 (unaccepted)
    » Species Callithamnion pyramidatum Liebmann, 1839 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (unaccepted)
    » Species Callithamnion rabenhorstii (Kützing) P.L.Crouan & H.M.Crouan, 1867 accepted as Aglaothamnion rabenhorstii (Kützing) L'Hardy-Halos (unaccepted)
    » Species Callithamnion radicans Harvey, 1855 accepted as Colaconema daviesii (Dillwyn) Stegenga, 1985 (unaccepted)
    » Species Callithamnion ramellosum Sonder, 1845 accepted as Centroceras clavulatum (C.Agardh) Montagne, 1846 (unaccepted, synonym)
    » Species Callithamnion ramellosum (Kützing) Kützing, 1861 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted)
    » Species Callithamnion refractum Kützing, 1843 accepted as Pterothamnion crispum (Ducluzeau) Nägeli, 1862 (unaccepted)
    » Species Callithamnion repens (Dillwyn) Lyngbye, 1819 accepted as Spermothamnion repens (Dillwyn) Magnus, 1873 (unaccepted)
    » Species Callithamnion rigidum E.Y.Dawson, 1962 accepted as Callithamnion rupinicola C.L.Anderson, 1894 (unaccepted)
    » Species Callithamnion roseolum (C.Agardh) C.Agardh, 1828 accepted as Spermothamnion repens (Dillwyn) Magnus, 1873 (unaccepted)
    » Species Callithamnion roseum (Roth) Lyngbye, 1819 accepted as Aglaothamnion roseum (Roth) Maggs & L'Hardy-Halos, 1993 (unaccepted, synonym)
    » Species Callithamnion rothii (Turton) Lyngbye, 1819 accepted as Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900 (unaccepted)
    » Species Callithamnion savianum Meneghini, 1840 accepted as Colaconema savianum (Meneghini) R.Nielsen, 1994 (unaccepted, synonym)
    » Species Callithamnion scoparium J.D.Hooker & Harvey, 1845 accepted as Camontagnea oxyclada (Montagne) Pujals, 1981 (unaccepted)
    » Species Callithamnion scopula Harvey, 1855 accepted as Spongoclonium scopula (Harvey) De Toni, 1903 (unaccepted, synonym)
    » Species Callithamnion scopulorum (C.Agardh) C.Agardh, 1828 accepted as Aglaothamnion scopulorum (C.Agardh) Feldmann-Mazoyer, 1941 (unaccepted, synonym)
    » Species Callithamnion secundatum (Lyngbye) C.Agardh, 1828 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted)
    » Species Callithamnion seirosperma (Harvey) Harvey accepted as Seirospora interrupta (Smith) F.Schmitz, 1893 (unaccepted)
    » Species Callithamnion seirospermum (Harvey) Harvey, 1841 accepted as Seirospora interrupta (Smith) F.Schmitz, 1893 (unaccepted)
      » Variety Callithamnion seirospermum var. lanceolatum (Derbès) Hauck, 1882 accepted as Phlebothamnion lanceolatum Derbès, 1862 (synonym)
      » Variety Callithamnion seirospermum var. graniferum (Meneghini) Hauck, 1882 (uncertain, uncertain taxonomic status subjected to verification)
    » Species Callithamnion seminudum C.Agardh, 1827 accepted as Pleonosporium borreri (Smith) Nägeli, 1862 (unaccepted)
    » Species Callithamnion semipennatum J.Agardh, 1842 accepted as Spermothamnion strictum (C.Agardh) Ardissone, 1883 (unaccepted)
    » Species Callithamnion sepositum (Gunnerus) P.S.Dixon & J.H.Price, 1981 accepted as Aglaothamnion sepositum (Gunnerus) Maggs & Hommersand, 1993 (unaccepted, synonym)
    » Species Callithamnion serpens P.L.Crouan & H.M.Crouan, 1859 accepted as Bonnemaisonia asparagoides (Woodward) C.Agardh, 1822 (unaccepted)
    » Species Callithamnion sertularioides Suhr, 1840 accepted as Ballia sertularioides (Suhr) Papenfuss, 1940 (unaccepted)
    » Species Callithamnion sessile Meneghini, 1844 accepted as Monosporus pedicellatus var. sessilis (Meneghini) Hauck, 1882 (unaccepted)
    » Species Callithamnion simile J.D.Hooker & Harvey, 1845 accepted as Pterothamnion simile (J.D.Hooker & Harvey) Nägeli, 1862 (unaccepted)
    » Species Callithamnion simplex P.Crouan & H.Crouan, 1867 accepted as Erythrotrichia carnea (Dillwyn) J.Agardh, 1883 (unaccepted, synonym)
    » Species Callithamnion simpliciusculum Suhr, 1840 accepted as Erythrotrichia carnea (Dillwyn) J.Agardh, 1883 (unaccepted, synonym)
    » Species Callithamnion sparsum Harvey, 1833 accepted as Acrochaetium sparsum (Harvey) Nägeli, 1862 (unaccepted)
    » Species Callithamnion sphaericum P.L.Crouan & H.M.Crouan ex J.Agardh, 1851 accepted as Ptilothamnion sphaericum (P.L.Crouan & H.M.Crouan ex J.Agardh) Maggs & Hommersand, 1993 (unaccepted)
    » Species Callithamnion spiniferum Kylin, 1907 accepted as Callithamnion tetragonum (Withering) S.F.Gray, 1821 (unaccepted)
    » Species Callithamnion spinosum Harvey, 1833 accepted as Aglaothamnion hookeri (Dillwyn) Maggs & Hommersand, 1993 (unaccepted)
    » Species Callithamnion spinulosum Suhr, 1840 accepted as Audouinella spinulosa (Suhr) G.R.South & Tittley, 1986 (unaccepted)
    » Species Callithamnion spongiosum Harvey, 1833 accepted as Callithamnion granulatum (Ducluzeau) C.Agardh, 1828 (unaccepted, synonym)
    » Species Callithamnion squarrulosum Harvey, 1853 accepted as Pleonosporium squarrulosum (Harvey) I.A.Abbott, 1972 (unaccepted)
    » Species Callithamnion strictum C.Agardh, 1828 accepted as Spermothamnion strictum (C.Agardh) Ardissone, 1883 (unaccepted)
    » Species Callithamnion subnudum Ruprecht, 1850 accepted as Scagelia pylaisaei f. subnuda (Ruprecht) Perestenko, 1996 (unaccepted, synonym)
    » Species Callithamnion subsimplex Harvey ex J.Agardh, 1876 accepted as Rhodochorton subsimplex (Harvey ex Agardh) De Toni, 1903 (unaccepted)
    » Species Callithamnion subtilissimum Kützing, 1861 accepted as Colaconema subtilissimum (Kützing) Alongi, Cormaci & G.Furnari, 2017 (unaccepted)
    » Species Callithamnion subulatum Harvey, 1862 accepted as Hollenbergia subulata (Harvey) E.M.Wollaston, 1972 (unaccepted)
    » Species Callithamnion superbiens Harvey, 1863 accepted as Dasythamniella superbiens (Harvey) Womersley, 1998 (unaccepted)
    » Species Callithamnion tenuissimum (Bonnemaison) Kützing, 1849 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941 (unaccepted)
    » Species Callithamnion ternifolium J.D.Hooker & Harvey, 1845 accepted as Antithamnionella ternifolia (J.D.Hooker & Harvey) Lyle, 1922 (unaccepted)
    » Species Callithamnion thouarsii Montagne, 1837 accepted as Medeiothamnion lyallii (Harvey) E.M.Gordon, 1972 (unaccepted, synonym)
    » Species Callithamnion thuioides (Smith) C.Agardh, 1828 accepted as Compsothamnion thuioides (Smith) Nägeli, 1862 (unaccepted)
    » Species Callithamnion thyrsigerum Thwaites ex Harvey, 1855 accepted as Anotrichium tenue (C.Agardh) Nägeli, 1862 (unaccepted, synonym)
    » Species Callithamnion tingens Harvey, 1859 accepted as Spongoclonium conspicuum Sonder, 1855 (unaccepted, synonym)
    » Species Callithamnion tingitana Schousboe ex Bornet, 1892 accepted as Callithamniella tingitana (Schousboe ex Bornet) Feldmann-Mazoyer, 1938 (unaccepted)
    » Species Callithamnion tripinnatum C.Agardh, 1828 accepted as Aglaothamnion tripinnatum (C.Agardh) Feldmann-Mazoyer, 1941 (unaccepted, synonym)
    » Species Callithamnion truncatum Meneghini, 1844 accepted as Compsothamnion truncatum (Meneghini) De Toni, 1903 (unaccepted)
    » Species Callithamnion turneri (Mertens ex Roth) C.Agardh, 1828 accepted as Spermothamnion repens (Dillwyn) Magnus, 1873 (unaccepted)
    » Species Callithamnion turneri Sonder, 1881 accepted as Spermothamnion pinnatum Gordon, 1972 (unaccepted)
    » Species Callithamnion uncinatum E.Y.Dawson, 1962 accepted as Callithamnion rupinicola C.L.Anderson, 1894 (unaccepted)
    » Species Callithamnion uruguayense W.R.Taylor, 1939 accepted as Aglaothamnion uruguayense (W.R.Taylor) N.E.Aponte, D.L.Ballantine & J.N.Norris, 1994 (unaccepted)
    » Species Callithamnion vancouverianum J.Agardh, 1876 accepted as Pleonosporium vancouverianum (J.Agardh) Setchell & N.L.Gardner, 1903 (unaccepted)
    » Species Callithamnion variabile C.Agardh, 1828 accepted as Spermothamnion repens var. variabile (C.Agardh) Feldmann-Mazoyer, 1941 (unaccepted, synonym)
    » Species Callithamnion varispirale E.Y.Dawson, 1949 accepted as Callithamnion rupinicola C.L.Anderson, 1894 (unaccepted)
    » Species Callithamnion venustissimum Montagne, 1861 accepted as Pleonosporium venustissimum (Montagne) De Toni, 1903 (unaccepted)
    » Species Callithamnion versicolor (C.Agardh) C.Agardh, 1828 accepted as Callithamnion corymbosum (Smith) Lyngbye, 1819 (unaccepted)
    » Species Callithamnion verticale Harvey, 1855 accepted as Antithamnion verticale (Harvey) J.Agardh, 1896 (unaccepted)
    » Species Callithamnion verticillatum Suhr, 1840 accepted as Antithamnionella verticillata (Suhr) Lyle, 1922 (unaccepted)
    » Species Callithamnion virgatulum Harvey, 1833 accepted as Acrochaetium secundatum (Lyngbye) Nägeli, 1858 (unaccepted, synonym)
    » Species Callithamnion welwitschii J.Agardh, 1876 accepted as Audouinella welwitschii (J.Agardh) G.R.South & Tittley ex Athanasiadis, 1996 (unaccepted)
    » Species Callithamnion wollastonianum Harvey, 1855 accepted as Dasythamniella wollastoniana (Harvey) Womersley, 1998 (unaccepted)
    » Species Callithamnion acuminatum Schousboe
    » Species Callithamnion agardhianum Trevisan
    » Species Callithamnion alternatum Schousboe
    » Species Callithamnion amentaceum P.Crouan & H.Crouan
    » Species Callithamnion arachnoideum A.W.Griffiths ex Moore, 1837
    » Species Callithamnion axirhizans Reinsch
    » Species Callithamnion batrachospermum Kützing
    » Species Callithamnion cabellae De Notaris
    » Species Callithamnion calcaratum De Notaris
    » Species Callithamnion corniculifructum P.Crouan & H.Crouan
    » Species Callithamnion crinale J.Agardh
    » Species Callithamnion cupressoides Meneghini
    » Species Callithamnion dietziae Hooper ex Harvey
    » Species Callithamnion distichum Zanardini
    » Species Callithamnion graniferum Meneghini, 1844 (uncertain taxonomic status subjected to verification)
    » Species Callithamnion hapalidii P.Crouan & H.Crouan
    » Species Callithamnion hemiphorum J.Agardh
    » Species Callithamnion hemystachyon Schousboe
    » Species Callithamnion horridulum J.Agardh
    » Species Callithamnion labradorense Reinsch
    » Species Callithamnion laxatum Zanardini
    » Species Callithamnion nanum Kützing
    » Species Callithamnion nigrescens J.Agardh
    » Species Callithamnion ovale Schousboe
    » Species Callithamnion peregrinum Kützing
    » Species Callithamnion pteroton Schousboe
    » Species Callithamnion pulchellum C.Agardh, 1828 (uncertain taxonomic status subjected to verification)
    » Species Callithamnion recurvatum Schousboe
    » Species Callithamnion sandrianum Zanardini
    » Species Callithamnion siculum Ardissone
    » Species Callithamnion spinescens Kützing, 1843
      » Variety Callithamnion spinescens var. julaceum Kützing, 1843 (uncertain)
    » Species Callithamnion utriculosum Kützing
    » Species Callithamnion ventricosum Kützing
    » Species Callithamnion vermilarae De Notaris
    » Species Callithamnion vidovichii Meneghini
  » Genus Carpothamnion Kützing, 1849
  » Genus Diapse Kylin, 1956
  » Genus Euptilota (Kützing) Kützing, 1849
    » Species Euptilota articulata (J.Agardh) F.Schmitz, 1896
    » Species Euptilota fergusonii A.D.Cotton, 1907
    » Species Euptilota formosissima (Montagne) Kützing, 1849
    » Species Euptilota krusadiensis V.Krishnamurthy
    » Species Euptilota mollis (Wollaston) O.De Clerck, 2004
    » Species Euptilota confluens (Reinsch) De Toni, 1903 accepted as Georgiella confluens (Reinsch) Kylin, 1956
    » Species Euptilota coralloidea (J.Agardh) Kützing, 1849 accepted as Euptilota articulata (J.Agardh) F.Schmitz, 1896 (synonym)
    » Species Euptilota harveyi (J.D.Hooker) Kützing, 1849 accepted as Falklandiella harveyi (J.D.Hooker) Kylin, 1956
    » Species Euptilota jeannerettii (Harvey) F.Schmitz, 1896 accepted as Diapse ptilota (J.D.Hooker & Harvey) Kylin, 1956 (synonym)
    » Species Euptilota mooreana Lindauer, 1949 accepted as Aristoptilon mooreanum (Lindauer) Hommersand & W.A.Nelson, 2006
    » Species Euptilota pappeana Kützing, 1849 accepted as Heteroptilon pappeanum (Kützing) Hommersand, 2006 (synonym)
  » Genus Gaillona Bonnemaison, 1828
  » Genus Heteroptilon Hommersand, 2006
  » Genus Hirsutithallia Wollaston & Womersley, 1998
  » Genus Nwynea Searles, 1989
  » Genus Pseudospora Schiffner, 1931
  » Genus Seirospora Harvey, 1846
    » Species Seirospora apiculata (Meneghini) G.Feldmann-Mazoyer, 1941
    » Species Seirospora giraudyi (Kützing) De Toni, 1903
    » Species Seirospora humilis Kützing, 1849
    » Species Seirospora interrupta (Smith) F.Schmitz, 1893
    » Species Seirospora occidentalis Børgesen, 1909
    » Species Seirospora orientalis Kraft, 1988
    » Species Seirospora purpurea M.A.Howe, 1918
    » Species Seirospora sphaerospora Feldmann, 1935
    » Species Seirospora viridis Aponte & D.L.Ballantine, 1995
    » Species Seirospora byssoides (Arnott ex Harvey) De Toni, 1903 accepted as Aglaothamnion tenuissimum (Bonnemaison) Feldmann-Mazoyer, 1941
    » Species Seirospora gaillonii (P.L.Crouan & H.M.Crouan) De Toni, 1903 accepted as Aglaothamnion gaillonii (P.L.Crouan & H.M.Crouan) Halos, 1965
    » Species Seirospora griffithsiana Harvey, 1846 accepted as Seirospora interrupta (Smith) F.Schmitz, 1893
    » Species Seirospora hormocarpa (Holmes) Batters accepted as Seirospora interrupta (Smith) F.Schmitz, 1893
    » Species Seirospora seirosperma (Harvey) P.S.Dixon, 1964 accepted as Seirospora interrupta (Smith) F.Schmitz, 1893 (synonym)
  » Genus Aristothamnion J.Agardh, 1892 accepted as Callithamnion Lyngbye, 1819 (synonym)
Tribe Gymnothamnieae M. Kajimura, 1989
Tribe Perithamnieae Athanasiadis, 1996
Tribe Ptiloteae F.Schmitz & Hauptfleisch, 1897
  » Genus Dasyptilon G.Feldmann, 1950
  » Genus Falklandiella Kylin, 1956
  » Genus Georgiella Kylin, 1956
  » Genus Neoptilota Kylin, 1956
  » Genus Plumaria F.Schmitz, 1896
    » Species Plumaria pectinata
    » Species Plumaria plumosa (Hudson) Kuntze, 1891
    » Species Plumaria bipinnata (Collins & Hervey) De Toni, 1924 accepted as Gymnothamnion elegans (Schousboe ex C.Agardh) J.Agardh, 1892
    » Species Plumaria densa (C.Agardh) Kuntze, 1891 accepted as Neoptilota densa (C.Agardh) Kylin ex I.A.Abbott & Hollenberg, 1976 (synonym)
    » Species Plumaria elegans (Bonnemaison) F.Schmitz, 1889 accepted as Plumaria plumosa (Hudson) Kuntze, 1891 (synonym)
    » Species Plumaria filicina (Farlow) Doty, 1947 accepted as Ptilota filicina J.Agardh, 1876 (synonym)
    » Species Plumaria filicina (J.Agardh) Kuntze, 1891 accepted as Ptilota filicina J.Agardh, 1876
    » Species Plumaria formosissima (Montagne) Kuntze, 1891 accepted as Euptilota formosissima (Montagne) Kützing, 1849
    » Species Plumaria harveyi (J.D.Hooker) F.Schmitz, 1896 accepted as Dasyptilon harveyi (J.D.Hooker) Papenfuss, 1958
    » Species Plumaria jeannerettii (Harvey) Kuntze, 1891 accepted as Diapse ptilota (J.D.Hooker & Harvey) Kylin, 1956 (synonym)
    » Species Plumaria ramosa Yamada & Tanaka, 1934 accepted as Gymnothamnion elegans (Schousboe ex C.Agardh) J.Agardh, 1892
    » Species Plumaria schouboei (Bornet) F.Schmitz, 1896 accepted as Gymnothamnion elegans (Schousboe ex C.Agardh) J.Agardh, 1892
    » Species Plumaria siliculosa (Harvey) Kuntze, 1891 accepted as Psilothallia siliculosa (Harvey) De Toni, 1903
    » Species Plumaria striata (Harvey) Kuntze, 1891 accepted as Psilothallia striata (Harvey) F.Schmitz, 1896
    » Species Plumaria sericea (S.G.Gmelin) Ruprecht, 1850 (uncertain, uncertain taxonomic status subjected to verification)
  » Genus Plumariopsis De Toni, 1903
  » Genus Ptilota C.Agardh, 1817
    » Species Ptilota asplenioides (Esper) C.Agardh, 1822
    » Species Ptilota densa C.Agardh, 1822
    » Species Ptilota dentata Okamura, 1892
    » Species Ptilota filicina J.Agardh, 1876
    » Species Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993
    » Species Ptilota gwaiihaanasica M.Bruce & G.W.Saunders, 2016
    » Species Ptilota haidarum M.Bruce & G.W.Saunders, 2016
    » Species Ptilota hypnoides Harvey, 1833
    » Species Ptilota phacelocarpoides A.D.Zinova, 1976
    » Species Ptilota polydentata Perestenko, 2002
    » Species Ptilota pseudohypnoides M.Bruce & G.W.Saunders, 2016
    » Species Ptilota serrata Kützing, 1847
    » Species Ptilota sloanii M.Bruce & G.W.Saunders, 2016
    » Species Ptilota subita M.Bruce & G.W.Saunders, 2016
    » Species Ptilota articulata J.Agardh, 1841 accepted as Euptilota articulata (J.Agardh) F.Schmitz, 1896
    » Species Ptilota californica Ruprecht ex Harvey, 1853 accepted as Ptilota densa C.Agardh, 1822
    » Species Ptilota confluens Reinsch, 1888 accepted as Georgiella confluens (Reinsch) Kylin, 1956
    » Species Ptilota coralloidea J.Agardh, 1841 accepted as Euptilota articulata (J.Agardh) F.Schmitz, 1896
    » Species Ptilota cryptocarpa Holmes, 1894 accepted as Dasyphila cryptocarpa (Holmes) F.Schmitz, 1896
    » Species Ptilota eatonii Dickie, 1876 accepted as Plumariopsis eatonii (Dickie) De Toni, 1903
    » Species Ptilota elegans Bonnemaison, 1828 accepted as Plumaria plumosa (Hudson) Kuntze, 1891
    » Species Ptilota flaccida (J.V.Lamouroux) C.Agardh, 1822 accepted as Carpoblepharis flaccida (J.V.Lamouroux) Kützing, 1849
    » Species Ptilota formosissima Montagne, 1842 accepted as Euptilota formosissima (Montagne) Kützing, 1849
    » Species Ptilota hannafordii Harvey, 1862 accepted as Antithamnion hannafordii (Harvey) J.Agardh, 1892 (synonym)
    » Species Ptilota harveyi J.D.Hooker, 1845 accepted as Falklandiella harveyi (J.D.Hooker) Kylin, 1956
    » Species Ptilota jeannerettii Harvey, 1859 accepted as Diapse ptilota (J.D.Hooker & Harvey) Kylin, 1956
    » Species Ptilota pappeana J.Agardh, 1851 accepted as Heteroptilon pappeanum (Kützing) Hommersand, 2006 (synonym)
    » Species Ptilota parva Dickie, 1877 accepted as Dipterosiphonia parva (Dickie) Skottsberg & Levring, 1941 (synonym)
    » Species Ptilota pectinata (Gunnerus) Kjellman, 1883 accepted as Ptilota serrata Kützing, 1847 (synonym)
    » Species Ptilota pectinata Harvey, 1833 accepted as Neoptilota densa (C.Agardh) Kylin ex I.A.Abbott & Hollenberg, 1976
    » Species Ptilota pellucida Harvey, 1855 accepted as Dasyptilon pellucidum (Harvey) G.Feldmann, 1950
    » Species Ptilota pinnatifolia Suhr, 1834 accepted as Eupogodon planus (C.Agardh) Kützing, 1845
    » Species Ptilota plumosa C.Agardh, 1817 accepted as Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993 (synonym)
      » Forma Ptilota plumosa f. intermedia E.S.Sinova, 1916 accepted as Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993 (synonym)
      » Forma Ptilota plumosa f. tenerrima (Ruprecht) E.S.Sinova, 1916 accepted as Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993 (synonym)
      » Forma Ptilota plumosa f. typica E.S.Sinova, 1916 accepted as Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993 (nom. inval.)
      » Variety Ptilota plumosa var. filicina Farlow, 1875 accepted as Ptilota filicina J.Agardh, 1876
      » Variety Ptilota plumosa var. serrata (Kützing) Kützing, 1862 accepted as Ptilota serrata Kützing, 1847 (synonym)
      » Variety Ptilota plumosa var. tenerrima Ruprecht, 1850 accepted as Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine, 1993 (synonym)
      » Variety Ptilota plumosa var. tenuissima C.Agardh, 1822 accepted as Plumaria plumosa (Hudson) Kuntze, 1891
    » Species Ptilota rhodocallis Harvey, 1858 accepted as Rhodocallis elegans Kützing, 1847
    » Species Ptilota sericea Harvey, 1848 accepted as Plumaria plumosa (Hudson) Kuntze, 1891
    » Species Ptilota siliculosa Harvey, 1855 accepted as Psilothallia siliculosa (Harvey) De Toni, 1903
    » Species Ptilota striata Harvey, 1855 accepted as Psilothallia striata (Harvey) F.Schmitz, 1896
    » Species Ptilota tenuis Kylin, 1925 accepted as Ptilota filicina J.Agardh, 1876
    » Species Ptilota schousboei Bornet (uncertain)
  » Genus Tokidaea Yoshida, 1974
marine
De Toni, G. B. (1903). Sylloge algarum omnium hucusque cognitarum. Vol. IV. Florideae. Sectio III. <em>Patavii [Padua]: Sumptibus auctoris.</em>
page(s): 1252 [details]   
Guiry, M.D. & Guiry, G.M. (2021). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Callithamnioideae De Toni, 1903. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=1305110 on 2021-06-20
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2018-10-18 06:32:40Z
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original description De Toni, G. B. (1903). Sylloge algarum omnium hucusque cognitarum. Vol. IV. Florideae. Sectio III. <em>Patavii [Padua]: Sumptibus auctoris.</em>
page(s): 1252 [details]   

taxonomy source Athanasiadis, A. (2016). Phycologia Europaea Rhodophyta. 2: 763-1504. [details]   

context source (Bermuda) Schneider, C. W. (2004). Notes on the marine algae of the Bermudas. 6. Some rare or newly reported Ceramiales (Rhodophyta), including Crouania elisiae sp. nov. Phycologia, 43(5): 563-578 [details]   

basis of record Guiry, M.D. & Guiry, G.M. (2020). AlgaeBase. <em>World-wide electronic publication, National University of Ireland, Galway.</em> , available online at http://www.algaebase.org [details]