Gergis, Troas, AE 9mm, 1 g. 400-241 BC. 

Laureate head of Sibyl Herophile facing slightly right.
GER, Sphinx sitting left. 

Düsseldorf coll. 8108 otherwise unpublished.

With permission of Gitbud & Naumann Auction 16, Lot 265, May 2014.