Aigion, Civic coinage. AE22 Tetrachalkon. 37-31 BC. 

HMIOBELIN, laureate head of Zeus right.
AIGIEwN, the river god Selinos reclining left, pouring water 
from an amphora balanced on his right knee and holding 
reeds. 

Kroll 11.3 (this coin); SNG Cop 134; Winterthur 2141; BCD 
441 (this coin).
Extremely rare.