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In this article we will learn about the structure of Hyalonema with the help of a diagram.
1. It is a marine and free living sponge found at considerable depths around New England coast and America.
2. Commonly called glass-rope sponge.
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3. Body comprised of a ball-like apical part and a long rope-like stalk.
4 The body looks-like a Ball of shining glass wool-like fibres of silica and the stalk is a highly twisted structure.
5. The body is perforated with numerous ostia and an apical large osculum.
6. The canal system is of complicated type because spongocoel is usually absent.
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7. At the base of body where it attaches with the stalk are present numerous symbiotic anemones- Epizoanthus.
