Hexactinellid sponges are sponges with a skeleton made of four- and/or six-pointed siliceous spicules, often referred to as glass sponges, they are notable for their long life of 1000s of years. They are usually classified along with other sponges in the phylum Porifera, but some researchers consider them sufficiently distinct to deserve their own...
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http://en.wikipedia.org/wiki/Hexactinellid
• (a.) Having six-rayed spicules; belonging to the Hexactinellinae.
Found on
http://thinkexist.com/dictionary/meaning/hexactinellid/
Hex·ac`ti·nel'lid adjective (Zoology) Having six-rayed spicules; belonging to the
Hexactinellinæ .
Found on
http://www.encyclo.co.uk/webster/H/41
No exact match found.
