Egeria, a nymph who inhabited a grotto in a grove in Latium, dedicated to the Camenæ, some 16 m. from Rome, and whom, according to tradition, Numa was in the habit of consulting when engaged in framing forms of religious worship for the Roman community; she figures as his spiritual adviser, and has become the symbol of one of her sex, conceived of as discharging the same function in other the like cases.