ROMAN EMPIRE
Antoninus Pius, 138-161. Aureus 140/144, Rome. Obv. ANTONINVS - AVG PIVS P P Laureate head to l. Rev. TRIB - POT - COS III Mars advancing to r. holding shield and spear. In front on r. Rhea Silvia reclining in sleep. 6.95 g. RIC 99d var. C. -. Calico 1689. Extremely rare. Very fine.
The reverse alludes to the myth of Mars seducing the Vestal Virgin Rhea Sylvia who bore him two sons - Romulus and Remus.