According to Athanasius (Apol. 2:767), a Gallican bishop, by the name of Servatius, was among those who attended the Council of Sardica in 347, and he may probably have been the same whom Sulpicius Severus sent to Rimini in 359 to defend the Athanasian orthodoxy against the Arians. See Rettberg, Kirchengeschichte Deutschlands, 1:204 sq.; Friedrich, Kirchengeschichte Deutschlands, 1:300 sq.; Hefele, Conciliengeschichte, 1:515; Plitt-Herzog, Real-Encyklop. s.v.; Lichtenberger, Encyclop. des Sciences Religieuses, s.v. Servais. (B.P.)