Alcyonium
Az Alcyonium a virágállatok (Anthozoa) osztályának szarukorallok (Alcyonacea) rendjébe, ezen belül az Alcyoniina alrendjébe és az Alcyoniidae családjába tartozó nem.

Családjának a névadó típusneme.

Rendszerezés 
A nembe az alábbi 62 faj tartozik:

Alcyonium acaule Marion, 1878
Alcyonium adriaticum Kükenthal, 1909
Alcyonium altum Tixier-Durivault, 1955
Alcyonium antarcticum Wright & Studer, 1889
Alcyonium aspiculatum Tixier-Durivault, 1955
Alcyonium aurantiacum Quoy & Gaimard, 1834
Alcyonium bocagei (Saville-Kent, 1870)
Alcyonium bosphorense Tixier-Durivault, 1961
Alcyonium brioniense Kükenthal, 1907
Alcyonium capitatum (Pfeffer, 1889)
Alcyonium catalai Tixier-Durivault, 1970
Alcyonium ceylonense May, 1899
Alcyonium clavatum Studer, 1890
Alcyonium compactofestucum Verseveldt & van Ofwegen, 1992
Alcyonium confertum Boone, 1938
Alcyonium coralloides (Pallas, 1766)
Alcyonium dendroides Thomson & Dean, 1931
holt ember keze korall (Alcyonium digitatum) Linnaeus, 1758
Alcyonium distinctum Williams, 1988
Alcyonium echinatum Tixier-Durivault, 1970
Alcyonium elegans (Kükenthal, 1902)
Alcyonium etheridgei Thomson & Mackinnon, 1911
Alcyonium faura J. S. Thomson, 1910
Alcyonium fauri Studer, 1910
Alcyonium flabellum Quoy & Gaimard, 1834
Alcyonium foliatum J. S. Thomson, 1921
Alcyonium fulvum (Forskål, 1775)
Alcyonium fungiforme Tixier-Durivault, 1954
Alcyonium glaciophilum van Ofwegen, Häussermann & Försterra, 2007
Alcyonium glomeratum (Hassall, 1843)
Alcyonium grandiflorum Tixier-Durivault & d'Hondt, 1974
Alcyonium grandis Casas, Ramil & van Ofwegen, 1997
Alcyonium graniferum Tixier-Durivault & d'Hondt, 1974
Alcyonium haddoni Wright & Studer, 1889
Alcyonium hibernicum (Renouf, 1931)
Alcyonium jorgei van Ofwegen, Häussermann & Försterra, 2007
Alcyonium luteum Tixier-Durivault, 1954
Alcyonium manusdiaboli Linnaeus, 1767
Alcyonium maristenebrosi Stiasny, 1937
Alcyonium megasclerum Stokvis & van Ofwegen, 2007
Alcyonium muricatum Yamada, 1950
Alcyonium pacificum Yamada, 1950
Alcyonium palmatum Pallas, 1766
Alcyonium patagonicum (May, 1899)
Alcyonium paucilobulatum Casas, Ramil & van Ofwegen, 1997
Alcyonium profundum Stokvis & van Ofwegen, 2007
Alcyonium repens Stiasny, 1941
Alcyonium reptans Kükenthal, 1906
Alcyonium robustum Utinomi, 1976
Alcyonium roseum (Tixier-Durivault, 1954)
Alcyonium rotiferum Thomson, 1910
Alcyonium rubrum Stokvis & van Ofwegen, 2007
Alcyonium senegalense Verseveldt & van Ofwegen, 1992
Alcyonium sidereum Verrill, 1922
Alcyonium sollasi Wright & Studer, 1889
Alcyonium southgeorgiensis Casas, Ramil & van Ofwegen, 1997
Alcyonium spitzbergense Verseveldt & van Ofwegen, 1992
Alcyonium submurale Ridley, 1883
Alcyonium varum McFadden & van Ofwegen, 2013
Alcyonium verseveldti Benayahu, 1982
Alcyonium wilsoni (J.S. Thomson, 1921)
Alcyonium yepayek van Ofwegen, Häussermann & Försterra, 2007

A két alábbi faj meglehet, hogy nem ebbe a nembe tartozik:
Alcyonium incrustans (taxon inquirendum)
Alcyonium tomentosum (taxon inquirendum)

Források 
Alcyonium Linnaeus, 1758 WoRMS
Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio decima, reformata. Laurentius Salvius: Holmiae. ii, 824 pp., available online at http://gdz.sub.uni-goettingen.de/no_cache/dms/load/toc/?IDDOC=265100  page(s): 803
Hassall A.H. (1843). Remarks on three species of marine zoophytes. Annals and Magazine of Natural History. 11: 111-113., available online at http://www.biodiversitylibrary.org/item/19570#page/131/mode/1up

További információk 
 1986: Four new species of southern African octocorals (Cnidaria: Alcyonacea), with a further diagnostic revision of the genus Alcyonium Linnaeus, 1758. Zoological Journal of the Linnean Society 92 (1): 1-26. DOI: 10.1111/j.1096-3642.1988.tb01524.x. Abstract: .

Alcyoniidae
Csalánozónemek