Heracleia Pontica in Bithynia, 235-238 AD., Maximus Caesar, Æ 26, unlisted?.

Heracleia Pontica in Bithynia, Maximus Caesar, 235-238 AD.,
Æ 26 (25-26 mm / 8,48 g), countermarked and retariffed 249-251 AD. for 6 Assaria,
Obv.: Γ IOV OVH MAΞIMOC K , bare-headed, draped and cuirassed bust of Maximus Caesar right, seen from behind, on neck circular countermark: retrograde Greek numeral 6.
Rev.: HΡAKΛEΩT - AN ΠONTΩ , Neptun standing left, holding dolphin and leaning on trident.
Rec. Gen. - ; for countermark; Howgego 807 (7 specs. listed for Nicomedia, Decius and Etruscilla) .