Published Online: 19 APR 2001
Copyright © 2001 John Wiley & Sons, Ltd. All rights reserved.
How to Cite
Bergquist, P. R. 2001. Porifera (Sponges). eLS. .
- Published Online: 19 APR 2001
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Porifera, or sponges, are primitive Metazoa. They are multicellular but have no developed tissue organization, utilizing independent cellular activity to carry out all body functions. They are a successful group in ancient and recent aquatic environments with origins in pre-Cambrian times.
- cellular behaviour;
- life histories;
- fossil history