indigenus
Indigenus is a Latin-derived term occasionally encountered in scholarly contexts to denote something native to a particular place, especially in discussions of languages, cultures, or biota. In modern English usage, indigenous is far more common, while indigenus tends to appear mainly in Latinized passages, historical texts, or as a stylistic variant in specialized writing.
Etymology and form: The word comes from Latin indigenus, meaning native or home-born, with the related noun
Usage and scope: Indigenus is not widely used as a stand-alone term in contemporary English. When it
Relationship to related terms: Indigenous is the standard English adjective and noun for residents or elements
See also: Indigenous, Endemic, Autochthonous, Native, Autochthon.