Caracalla, AE24 of Side, Pamphylia. AD 198-217.

AY KAI M AYR ANTWNEIN, laureate, draped and cuirassed bust right.
CIDHTWN, river-god Melas reclining left, holding reed and cornucopiae, resting arm on overturned urn. Two fish swimming below.

Imhoof FG 402; Imhoof GRM 4; Rhousopoulos 4270 (this coin)

Image from the Rhousopoulos coll. sale catalog.