Syrtica, North Africa, uncertain mint, AE19, 2nd c. BC. 8.01 g. 

ŠKHŠ(?) in neo-Punic to right of head of Serapis right, modius on 
head, caduceus behind head.
QG in neo-Punic across fields, Hermes standing left, holding purse(?) and caduceus.

Not in Mueller, SNG Cop, Mionnet, BMC etc.

With permission of cngcoins.com, Mail Bid Sale 79, Lot 476, Sept. 2008.