Bēlūnum, i, n.,
the capital city of a people of Venetia , now Belluno , Plin. 3, 19, 23, § 110; Inscr. Orell. 69; 3549.
BELU´NUM or BELLUNUM(Βελοῦνον), a considerable town in the interior of Venetia, still called Belluno...
Dictionary of Greek and Roman Geography