A tetrarchia was a device of four data files along with a tetrarchès or tetrarch was a commander of four files; a dilochia was a double file and a dilochitès was a double-file chief; a lochos was one file and also a lochagos was a file leader; a dimoiria was a 50 % file and also a dimoirites was a fifty percent-file leader. A further identify for