Ionia, Miletos. 6th-5th century B.C. AR tetartemorion (4.4 mm, 0.17 g, 8 h). Lion's head left / Bird (Quail?) standing left within incuse square. SNG Kayhan 940; SNG Keckman 926 (Uncertain mint). aVF.
This coin has also been attributed to Mylasa in Caria.