Also found in: Thesaurus, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Hyalospongiae - sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers
phylum Porifera, Porifera - coextensive with the subkingdom Parazoa: sponges
glass sponge - a siliceous sponge (with glassy spicules) of the class Hyalospongiae
Euplectella, genus Euplectella - a genus of Hyalospongiae
class - (biology) a taxonomic group containing one or more orders