ἄγημα · agēma — LSJ
anything led, division, corps of an army, of the Lacedaemonians, X. Lac. 11.9, 13.6: in the Macedonian army, the Guard, Plb. 5.65.2, Arr. An. 1.1.11; τῶν ἱππέων τὸ ἄ. ib. 4.24.1; τῶν πεζῶν τὸ ἄ. 2..3; τῶν ἐλεφάντων Phylarch. 1: in the armies of the Ptolemies, etc., PPetr. 3p.22 (iii B. C.), Plu. Eum. 7, App. Syr. 32, cf. Ael.Dion. Fr. 8; Βασιλικὸν ἄ. Plb. 5.82.4.
name of a district in the Heracleopolite nome, PHib. 101.3, PTeb. 3.38.4.