Carausius, AR denarius, uncertain British mint. AD 286-293. 3.53 g. 

IMP CARAVSIVS P AVG, laureate, draped and cuirassed bust right.
PAX CARAVSI AVG, Pax standing left, holding branch and 
vertical sceptre. No mintmark. 

RIC 720 var (rev. legend). Not in RIC, Cohen, RSC etc. 

Courtesy of Áureo & Calicó, March 2012.