Tranquillina, AE29 of Germe, Mysia.

FOYR TRANKYLLINA CAB, diademed and draped bust right.
EPI ARICTONEIK GERMHN, Dionysos, naked but for chlamys 
falling low down his back, standing left, holding kantharos 
and thyrsos, panther at foot left.

BMC Mysia 35; BMC Lydia 42; RPC VII 152.3; Dessau (Cahn 1931) 844 (this coin).

Image is from the Cahn 1931 auction of the Dessau collection.