
Alcyonium is a genus of soft corals in the family Alcyoniidae. Species in the genus include: ...
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http://en.wikipedia.org/wiki/Alcyonium

• (n.) A genus of fleshy Alcyonaria, its polyps somewhat resembling flowers with eight fringed rays. The term was also formerly used for certain species of sponges.
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http://thinkexist.com/dictionary/meaning/alcyonium/
Al`cy·o'ni·um noun [ Greek ... a zoöphyte, so called from being like the halcyon's nest.]
(Zoology) A genus of fleshy Alcyonaria, its polyps somewhat resembling flowers with eight fringed rays. The term was also formerly used for certain species of sponges.
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http://www.encyclo.co.uk/webster/A/52

Alcyonium is a genus of coelenterate animals, one familiar species of which, dredged around the British coasts - Alcyonium digitdtum - is named ' Dead-Men's Fingers,' or 'Cow's Paps', from its lobed or digitate appearance. It grows attached to stones, shells, and other objects. It consists of a mass of little polyps, each polyp possessing eight lit...
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http://www.probertencyclopaedia.com/browse/BA.HTM
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