Julia Domna, AE27 of Nicaea, Bithynia. AD 193-217.

IOYLIA AYGOYCTA, draped bust right.
NIKAIEWN, Caracalla standing left in military dress, holding patera, crowned by Serapis standing left behind him, holding wreath and sceptre.

SNG Cop 500; Prowe (1913) 18 (this coin).

Image copied from Prowe's article in Numizmaticeskij Sbornik 3 (1913).