Unnetā (Unneta) was the son of rajarṣi (rajarshi) Pratiharttā (Pratihartta), in the lineage of Priyavrata, the eldest son of Svāyambhuva (Swaymbhuva) Manu. Unnetā (Unneta) had a son called Bhuva.

Vāyupurāṇa(33.56)
Brahmāṇḍapurāṇa (Maharṣi)(1.14.66)