The archaic religion believed to have been handed down from the earliest kings of Rome was the foundation of the mos maiorum, "the way of the ancestors" or "tradition", viewed as central to Roman identity.
Den arkaiske religion menes at have været overleveret fra de tidligste konger af Rom, som var grundlaget for mos maiorum, "vejen for forfædrene" eller "tradition", set som centrale for romersk identitet.