lithodomous (adj.) Look up lithodomous at Dictionary.com
"dwelling in rocks," 1835, from French lithodomus, lithodomes "shellfish which lives in a hole in a rock" (1820s, Cuvier), from litho- "rock" + Greek domos "house" (see domestic (adj.)). Greek lithodomos meant "a mason," from demein "to build," which is derived from domos.