Macrinus and Diadumenian AE28 Pentassarion of Markianopolis. Magistrate Pontianus. 

Bare head right of Diadumenian vis à vis laureate head left of Macrinus.

VP PONTIANOV MARKIANOPOLEITWN, Aesklepios standing left, 
leaning on serpent-staff, mantle draped over arm, 
Epsilon to right.

Moushmov 535; Varbanov 1166-1167

With permission of www.cgb.fr, France, June 2011