Halichondriae
Pronunciation : Hal`i*chon"dri*
Part of Speech : n.
Etymology : [NL., fr. Gr. (Zo?l.)
Definition : Defn: An order of sponges, having simple siliceous spicules and keratose fibers; -- called also Keratosilicoidea.
pl.
Source : Webster's Unabridged Dictionary, 1913