Magistrate attested in Apollonia Pontica in the 4th c. BC. See W. Leschhorn, Lexikon der Aufschriften auf griechischen Münzen
II (2009) p. 655 s. v. MA, 350-300 BC; D. Draganov - E. Paunov, An Unpublished Hoard of Apollonia Pontica and Mesembria Diobols
from Dobrudja. RCAN III, 2017 3 (2017), 306–16, p.310, no. 11, ca. 375-342/1 BC