Carausius AE Antoninianus. Camulodunum. 

IMP C CARAVSIVS PF AVG, radiate, draped, cuirassed bust right. 
PROVID AVG, Providentia standing left, holding baton
and cornucopiae, globe at foot.
S-C across fields. 
No Mintmark. 

RIC V-2, Camulodunum 498. 

with permission of cngcoins.com.