Carausius, AR denarius, 20 mm, London. AD 286-293. 3.69 g. 

IMP CARAVSIVS PF AVG, laureate, draped and cuirassed bust right
RENOVAT ROMAN, She-wolf standing right, suckling the twins.

Mintmark RSR.

RIC V-2 London 571; Webb 627; RSC 81; Shiel 65 and 67; Sear 13527

With permission of Baldwins & Dmitry Markov, New York Sale XIV, Jan. 2007.