The Collaborative International Dictionary
Annuloidea
Annuloida \An`nu*loid"a\, n. pl. [NL., fr. L. annulus ring + -oid.] (Zo["o]l.) A division of the Articulata, including the annelids and allied groups; sometimes made to include also the helminths and echinoderms. [Written also Annuloidea.] [1913 Webster] ||