Severn, The river, [84] n., [380].

Severus, Emperor, divides Britain by a rampart, [12], [13], [25], [382];

his government of Britain, [12];

death, [12], [13].

Severus, Bishop of Trèves, accompanies Germanus to Britain, [39], [40].

Sexbald of Essex, [184].

Sexburg, daughter of Anna, wife of Earconbert, [149] n., [152], [269];

Abbess of Ely and of Sheppey, [261];