Autochthonous - Definition
autochthonous
adj 1: of rocks, deposits, etc.; found where they and their
constituents were formed [ant: allochthonous]
2: originating where it is found; "the autochthonal fauna of
Australia includes the kangaroo"; "autochthonous rocks and
people and folktales"; "endemic folkways"; "the Ainu are
indigenous to the northernmost islands of Japan" [syn:
autochthonal, autochthonic, autochthonous, endemic,
indigenous]