Caracalla AE30 of Augusta Trajana, Thrace. AD 198-217. 16.59 g. 

AYT K M AYR CEYH ANTWNEINOC, laureate, draped and cuirassed bust right.
AYGOYCTHC TRAIANHC, coiled serpent with neck curved and head right.

Varbanov 1196 var (obv legend, bust type, serpent type); Moushmov 844 var (ditto); Schönert-Geiss -.

Contributed by Chris Scarlioli, October, 2022