Carausius, AV Aureus, 19/21mm; 4.70g; Rouen mint.

Obv. IMP CARAVSIVS AVG, laureate, draped, cuirassed bust right.
Rev. CONCORDIA MILIT-VM (in ex), Emperor standing right,
clasping the hand of Concordia.

RIC 624; Huvelin 3-5

Part of the hoard of gold coins discovered by Derrick 
Fretwell in March 2008.