Watch List notes:

Carausius BI Radiate. Rotomagus, October AD 286 - March 287. IMP [C MA ?] CARAVSIVS AVG, radiate and cuirassed bust right / PIET-AS AVG, Pietas standing front, head left, sacrificing out of patera over altar, holding box of perfumes. Unpublished in the standard references, for general type cf. RIC 946 and Webb 1056 (uncertain mint). 2.69g, 19mm, 12h.

Good Very Fine. Apparently unique and unpublished.

From a private British collection;
Ex Naville Numismatics Ltd. Auction 47, 3 March 2019, lot 611.