Pentacrinus

• (n.) A genus of large, stalked crinoids, of which several species occur in deep water among the West Indies and elsewhere.
Found on http://thinkexist.com/dictionary/meaning/pentacrinus/

Pentacrinus

Pen·tac'ri·nus noun [ New Latin See Penta- , and Crinum .] (Zoology) A genus of large, stalked crinoids, of which several species occur in deep water among the West Indies and elsewhere.
Found on http://www.encyclo.co.uk/webster/P/48

Pentacrinus

Pentacrinus is a genus of stalked crinoids, found as fossils from the Trias onwards, and containing numerous living species. The living species are most abundant in water of a few hundred fathoms in depth. The stem is covered with cirri which are arranged in whorls of five throughout the length.
Found on http://www.probertencyclopaedia.com/browse/BP.HTM
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