Countermark

https://rpc.ashmus.ox.ac.uk/countermark/481 
GIC 361
bee
square 
4 x 4 mm 
The bee is found on coins of Syros 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 4711 (temporary) Show 2532 6 4.2
RPC IV, 5278 (temporary) Show 2531 5 4.2
RPC IV, 5278 (temporary) Show 2531 2 4.2
RPC IV, 5278 (temporary) Show 2531 1 4.2
RPC IV, 4711 (temporary) Show 2532 2 4.2