Just under 28mm, this coin appears to show the bust of Augustus w/ 2 bulls running side-by-side on the back. I can't really make out many letters to tell which city / area this might have been minted, but was hoping someone could help. Thanks!
Probably this one: https://rpc.ashmus.ox.ac.uk/coins/1/309 You can read the II and ..IO C.. of CASSIO C below