Carausius, AR denarius, Uncertain British mint. AD 286-293. 4.07 g. 

IMP CARAVSIVS PF AVG, laureate, draped and cuirassed bust right.
FELICITA AVG, Galley right with four rowers and six oars
over waves.
Mintmark RSR.

RIC V-2, London 560; Cohen 65; RSC 50; Shiel 47-50 and 52; Sear 13511
Rated R2.

With permission of Hess-Divo AG, Oct. 2010.