Lithophagous
Pronunciation : Li*thoph"a*gous
Part of Speech : a.
Etymology : [Litho- + Gr. (Zo?l.) (a) Eating or swallowing stones or gravel, as the ostrich. (b) Eating or destroying stone; -- applied to various animals which make burrows in stone, as many bivalve mollusks, certain sponges, annelids, and sea urchins. See Lithodomu
Source : Webster's Unabridged Dictionary, 1913