Mantinea, Arkadia, AR Hemidrachm. ca 465-460 BC. 3.06 g. 

Zeus Lykaios, seated left on low throne with footrest and 
swan’s head at the top of the backrest, holding thunderbolt 
and sceptre. Eagle flying right in left field.
Head of Kallisto right, hair in a sakkos and wearing a simple 
necklace with a pendant; all within incuse square. 

Boston BMFA 1242 (same dies).

With permission of LHS Numismatik AG, May 2006