Allectus. AE Antoninianus. London mint. 

IMP C ALLECTVS PF AVG, radiate, cuirassed bust right.
COMES AVG, Minerva standing left, holding olive branch
and spear, resting left hand on shield. 

S-A across fields. 
Mintmark ML. 

Burnett 30; RIC V-2 17 var; Sear -.
Rated R4.

With permission of cngcoins.com, Oct 2013.