Antoninus Pius, AE Sestertius. AD 140.

ANTONINVS AVG PIVS PP, Laureate head right.
TR POT COS III, S-C, Juno Sospita advancing right, 
holding shield and brandishing spear; serpent preceding
her to right. 
Unpublished. RIC 608 var (legends).

with permission of cngcoins.com, auction 67, lot 1503.