Severus Alexander, AE27 of Herakleia Pontika, Bithynia. AD 222-235.
10.14g. 

AYT M AYR CEY ALEXANDRON AY, laureate, draped, cuirassed bust right.
HRAKLEWTAN PONTO, Herakles, naked except for lionskin on 
shoulders, standing left, wielding club, grasping one of the 
Hydra's heads with left hand; the hydra's tail coiled around
Herakles' right leg. 

Possibly unique: Voegtli, Heldenepen, p. 20, lists this 
reverse type from Heracleia only for Septimius Severus, 
Geta, Gordian III, and Gallienus. CNG E-Auction 126, 9 November 2005, lot 167 (this coin). Same obverse die as SNG 
von Aulock 402. 
Ex Dr. Stephen Gerson Collection. Ex CNG E-Auction 126, 9 November 2005, lot 167. 	

Gemini Numismatic Auction #6, January 10, 2010, lot 645