Herakles- CHALCIS, EUBOEA Rare AE! Hera/Eagle $14.25 Sep-12-01 herakles_inc Euboea Chalcis 340-294 B.C. AE 15 mm. 5.372 grams. Obverse: Head of Hera r. Reverse: Eagle flying r., carrying snake in talons and beak; symbol below. SNG Cop 455.