Calcispongiae
Pronunciation : Cal`ci*spon"gi*
Part of Speech : n.
Etymology : [NL., fr. L. calx, calcis, lime + spongia a sponge.] (Zo?l.)
Definition : Defn: An order of marine sponges, containing calcareous spicules. See Porifera.
pl.
Source : Webster's Unabridged Dictionary, 1913