WoRMS taxon details
Alsidium C.Agardh, 1827
Helminthochorton Zanardini · unaccepted
- Species Alsidium corallinum C.Agardh, 1827
- Species Alsidium distichum (Lindenb.) Trevisan
- Species Alsidium helminthochorton (Schwendimann) Kützing, 1843
- Species Alsidium oliveiranum S.M.Guimarães & M.T.Fujii, 2019
- Species Alsidium pacificum E.Y.Dawson, 1959
- Species Alsidium pusillum E.Y.Dawson, 1963
- Species Alsidium seaforthii (Turner) J.Agardh, 1841
- Species Alsidium triquetrum (S.G.Gmelin) Trevisan, 1845
- Species Alsidium vagum (Zanardini) Zanardini, 1858
- Species Alsidium adhaerens Reinsch, 1875 (uncertain)
- Species Alsidium lanciferum Kützing, 1865 (uncertain)
- Species Alsidium notarisium Bompard, 1867 (uncertain)
- Species Alsidium schottii Harvey, 1861 (uncertain)
- Species Alsidium telfairii Decaisne, 1842 (uncertain)
- Species Alsidium triangulare (Gmelin) J.Agardh (uncertain)
- Species Alsidium blodgettii Harvey, 1853 accepted as Wrightiella blodgettii (Harvey) F.Schmitz, 1893 (synonym)
- Species Alsidium calamistratum (Montagne) Endlicher, 1843 accepted as Bostrychia tenella (J.V.Lamouroux) J.Agardh, 1863
- Species Alsidium comosum Harvey, 1863 accepted as Holotrichia comosa (Harvey) F.Schmitz, 1897
- Species Alsidium cymatophilum R.E.Norris, 1994 accepted as Digenea cymatophila (R.E.Norris) Díaz-Tapia & Maggs, 2017
- Species Alsidium dasyphyllum P.Crouan & H.Crouan, 1865 accepted as Chondria dasyphylla (Woodward) C.Agardh, 1817
- Species Alsidium ericoides Hering, 1841 accepted as Spyridia hypnoides (Bory de Saint-Vincent) Papenfuss, 1968
- Species Alsidium scorpioides (Hudson) J.Agardh, 1841 accepted as Bostrychia scorpioides (Hudson) Montagne, 1842
- Species Alsidium spinulosum Harvey, 1855 accepted as Endosiphonia spinulosa (Harvey) Womersley & Parsons, 2003
- Species Alsidium striolatum (C.Agardh) Kützing, 1845 accepted as Chondria tenuissima var. striolata (C.Agardh) Schiffner, 1938 (synonym)
- Species Alsidium subtile Kützing, 1845 accepted as Chondria tenuissima f. subtilis (Kützing) Hauck, 1883
- Species Alsidium tenuissimum (Goodenough & Woodward) Kützing, 1843 accepted as Chondria capillaris (Hudson) M.J.Wynne, 1991
marine
Not documented
LSID urn:lsid:algaebase.org:taxname:8187
LSID urn:lsid:algaebase.org:taxname:8187 [details]
Guiry, M.D. & Guiry, G.M. (2026). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Alsidium C.Agardh, 1827. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=143901 on 2026-05-30
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Nomenclature
basis of record
Guiry, M.D. (2001). Macroalgae of Rhodophycota, Phaeophycota, Chlorophycota, and two genera of Xanthophycota, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 20-38 (look up in IMIS) [details]
Other
additional source
Guiry, M.D. & Guiry, G.M. (2026). 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]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
LSID urn:lsid:algaebase.org:taxname:8187 [details]
