Lewis & Short

Hălĭartus, i, f., = Ἁλίαρτος, a city of Bœotia near the modern village of Mazi, Plin. 4, 7, 12, § 26; Nep. Lys. 3; Liv. 42, 46; 56; 63.
Hence, Hălĭartii, ōrum, m., its inhabitants, Liv. 42, 46.