phylum Porifera


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Related to phylum Porifera: phylum Cnidaria
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Noun1.phylum Porifera - coextensive with the subkingdom Parazoa: spongesphylum Porifera - coextensive with the subkingdom Parazoa: sponges
Parazoa, subkingdom Parazoa - multicellular organisms having less-specialized cells than in the Metazoa; comprises the single phylum Porifera
parazoan, poriferan, sponge - primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies
sponge genus - a genus of Porifera
class Hyalospongiae, Hyalospongiae - sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers
phylum - (biology) the major taxonomic group of animals and plants; contains classes
References in periodicals archive ?
Squarepants is not, apparently, an actual aquatic, benthic sponge, member of the phylum Porifera, but rather a synthetic, square, bathroom sponge.
For example: a loofah "sponge" is not a member of phylum porifera, it is actually a gourd (phylum angiospermae); the kiwi fruit (angiospermae) is different from the a kiwi bird (chordata); and, although there is a "black pepper fungus" (oomycota), the spice "black pepper" is an angiosperm.
The phylum Porifera is represented solely by disarticuled spicules scattered throughout the rock.