Department of Zoology at ANDC/Zoology Museum/Museum specimens/Porifera/Hyalonema

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{|cellpadding="5" cellspacing="6" style="width:100%;background:#FFFFFF; border-style:solid; border-width:3px; border-color:#0066FF;" Date & Time : 28, August 2024      
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=Classification=

Phylum - Porifera

Class - Hexactinellida

Order - Amphidiscophora

Genus - Hyalonema

=Common Name=

Glass rope sponge

=Distribution=

It is found along new England coast.

=Habitat=

''Hyalonema is a marine form found 10-15 meters deep in sea.

=Identifying Characters=


 * It has a rounded or oval body with a spirally twisted root tuft.


 * Spicules of root tuft continue through the sponge body as an axis or collumella and projects above as a gastral cone.


 * Root spicules are compact, stalk-like and twisted giving the appearance of a rope.


 * Middle part of collumella has symbiotic polyps.

=General Characters=


 * Skeleton consists of small amphidisc sspicules which are siliceous in nature.


 * Extending from all over the surface are small, branching, five-rayed spicules.