Sponge - Wikipedia, the free encyclopedia
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Sponges are animals of the phylum Porifera (pronounced /pɒˈrɪfərə/ ). Their bodies consist of jelly-like mesohyl sandwiched between two thin layers of cells. While all animals have unspeciali...
en.wikipedia.org/wiki/Sponge
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Sponges have the least complex body structure of all multi-celled creatures. A typical sponge is composed of an outer layer of tissue and a fibrous inner layer impregnated with numerous glass-like slivers of silica or calcium carbonate.
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www.lycos.com/info/sponges.html
www.lycos.com/info/sponges.html
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sponge. In view of this finding, it seemed desirable to re- examine the body structure of marine sponges to see whether various kinds of sponges might ...
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www.springerlink.com/index/XT16631472288X13.pdf
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The body wall has many small pores, called ostea. Sponges are filter feeders. ... Click here to see how a sponge gets its food. ... Graphic of the structure of a Sponge...
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www.mesa.edu.au/friends/seashores/sponges.html
www.mesa.edu.au/friends/seashores/sponges.html
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These cells are the "skin cells" of sponges. They line the exterior of the sponge body wall. They are thin, leathery and tightly packed together. ... These distinctive cells line the interior body walls of sponges. These cells have a central flagellum that is surrounded by a collar of microvilli.
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www.ucmp.berkeley.edu/porifera/pororg.html
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In order for a sponge to attain greater size, the sponge wall must be folded in on itself. A simple folding of the wall yields a sponge body with sycon organization.
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www.ucmp.berkeley.edu/porifera/poriferamm.html
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My plea is only this: don't denigrate the lowly sponge. It works hard, night and day, cleansing water by sifting particles from the constant flow it creates with its tiny cells. Its lifestyle and oddly unexciting body structure create opportunities for a host of other lives who would sing its praises—if they could.
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www.microscopy-uk.org.uk/mag/artaug99/basponge.html
www.microscopy-uk.org.uk/mag/artaug99/basponge.html
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Male gametes are released into the water by a sponge and taken into the pore systems of its neighbors in the same way as food items. ... Sponges have three different types of body plans, although these morphologies do not define taxonomic groups. Asconoid sponges are shaped like a simple tube perforated by pores.
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animaldiversity.ummz.umich.edu/site/accounts/informatio...
animaldiversity.ummz.umich.edu/site/accounts/information/Porifera.html
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