subkingdom Parazoa

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Noun1.subkingdom Parazoa - multicellular organisms having less-specialized cells than in the Metazoa; comprises the single phylum Porifera
animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals
phylum Porifera, Porifera - coextensive with the subkingdom Parazoa: sponges
subkingdom - (biology) a taxonomic group comprising a major division of a kingdom
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