Septimius Severus AE23 of Parium, Mysia. AD 193-211. 5.79 g.

IN CAI L SEPTI SEVER PE (all S retrograde), laureate, draped and cuirassed bust right.
C G I H PA-(R) around and beneath she-wolf standing right, head turned back, suckling the twins Romulus and Remus.

BMC 107 var (this reverse for Caracalla); SNG Cop 295 var (ditto); SNG Turkey 3, 218 var (ditto).

Apparently unpublished. Not in any catalogs from the modern day and dating back to the 18th century. 

With permission of Numismatik Naumann auction 46, lot 346, 
Sept. 2016. Another from slightly different dies was sold by Naumann at auction 47, Lot 298, Oct. 2016.