Parazoa
/ˌparəˈzəʊə/Zoology
noun
In some zoological classifications: a division (originally a phylum, now a subkingdom) comprising the sponges.
Origin
Late 19th century; earliest use found in William Sollas (1849–1936), geologist and anthropologist. From scientific Latin Parazoa from para- + -zoa, after Protozoa, Metazoa.