Translation of legend abbreviations:

M(APKOC)  A(VPHΛIOC)  KOM(MOΔOC)  ANTω(NINOC)  CEB(ACTOC)  EVCEB(HC)

Marcus Aurelius Commodus Antoninus Augustus Pius

L K Z

year 27

EGYPT, Alexandria.  Commodus

year 27, sole reign, CE 186/7

tetradrachm, 23.6 mm, 8.4 gm

Obv:  MAKOMANTωCEBEVCEB; laureate head right

Rev:  head of Zeus Ammon right; L K Z

Ref: Emmett 2568(27), R1

From Ancient Imports, 2013.