Tyra, Sarmatia, AE18, ca 270-260 BC.

Head of Athena right, wearing crested helmet.
TY PA in two lines within wreath. 

Anokhin 29; Zograph 21. 

From the Alex Shubs Collection.
With permission of cngcoins.com, Sale Triton XVI Sessions 1 & 2, Jan. 2013..