Severus Alexander, AE 4 Assaria of Istros, Moesia Inferior. 
222 - 235 AD. 11.39 g. 

AYT K M AYRH CEBH ALEXANDROC, laureate head right.
ISTRIHNWN, Herakles, naked, standing facing, head left,
holding club, bow and lionskin; Delta in left field.

Moushmov -; Varbanov -; Varbanov 657 (Elagabalus) var.
cf Münzen & Medaillen, Auction 16 (19. May 2005), Nr. 153

Courtesy of Helios Auction 5, lot 539, added March 2011