Apameia (Myrlea), Bithynia. 400-200 BC. AE21 civic issue. 7.87 g. 

Helmeted head of Athena right.
Bull butting right.
AMHR monogram above.

BMC 3-4; RecGen 2; Hunter 1; Lindgren I, 99; Weber 4835A.

With permission of cngcoins.com, auction 443, Lot 74, May 2019.