Rare variant!
Obverse: ΑΥΤ Κ Μ ΑΝΤ ΓΟΡΔΙΑΝΟΣ AVΓ CЄ / ΤΡΑΝΚΥ/ / ΛЄIΝΑ, confronted busts of Gordian and Tranquillina.
Reverse: [ΜΗΤΡΟΠΟ]Ν ΤΟV ΤΟΜΕ / ΩΣ, Demeter standing left; monogram ΔK in left field.
AE (Bronze), diameter 27.3-27.6 mm, weight 12.11 g, 2h.