was raised to the highest dignities in Britain during the dominion of Carausius ; but the crimes which he committed, and the fear of punishment on account of them, led him in A. D. 293 to murder Carausius and assume the imperial title in Britain for himself. He enjoyed his honours for three years, at the end of which Constantius sent Asclepiodotus with an army and fleet against him. Allectus was defeated in A. D. 296, and Britain was thus cleared of usurpers. (Aurel. Vict. de Caes. 39; Eutrop. 9.14.) On the annexed coin the inscription is IMP. C. ALLECTUS. AUG., P. F.