Claudius II AE half follis, struck under Constantine or Licinius, Rome, Posthumous Issue, 15 mm, 2.18 g. 

DIVO CLAVDIO OPT IMP, laureate and veiled head right.
MEMORIAE AETERNAE, lion walking left. 
Mintmark RQ.

RIC VII, Rome 128.

Rated R4.

With permission of VAuctions auction 305, lot 408, April 2014