Lithodome :: Lithodome (n.) Any one of several species of bivalves, which form holes in limestone, in which they live; esp., any species of the genus Lithodomus..
Lithodomous :: Lithodomous (a.) Like, or pertaining to, Lithodomus; lithophagous..
Lithodomus :: Lithodomus (n.) A genus of elongated bivalve shells, allied to the mussels, and remarkable for their ability to bore holes for shelter, in solid limestone, shells, etc. Called also Lithophagus..