Hermocapelia was an ancient Roman and Byzantine era city on the Hermus River, in the provence of Lydia.It is described as to the west of Apollonis in its own little plain almost completely surrounded by mountains.
It was mentioned by Pliny but is best known for its coins which it minted, and which are in existence today.
The city was the site of an ancient bishopric which remains a vacant Titular See to this day.
References
Hermocapelia Wikipedia(Text) CC BY-SA