Watch List notes:

Q. Hortensius, Proconsul of Macedonia. 43-42 BC. AE 25-27, 14.49g (6h). Cassandrea or Dium. Obv: Q HORTENSI PROCOS Bare head of Hortensius right. Rx: PRAEF COLON DEDVC Ox yoke, plow, measuring rod, vexillum. Oblong countermark, perhaps the letters B.PQ as suggested by RPC, downwards across center of reverse. Kremydi-Sicilianou, Quintus Hortensius Hortalus in Macedonia, 1-19 (19 spec., 9 with countermark). RPC 1509 (7 spec.). A son of the famous orator of the same name, Hortensius was appointed governor of Macedonia by Julius Caesar, but later switched sides and died after the defeat of Brutus and Cassius at Philippi. For details of his career and coinage, see the very interesting article by S. Kremydi-Sicilianou cited above.