GARRIANNONUM in Britain, mentioned in the Notitia as a station under the Comes Littoris Saxonici for the Equites Stablesiani=Burgh Castle in Norfolk, where Roman remains are found. [R.G.L]
Dictionary of Greek and Roman Geography, illustrated by numerous engravings on wood. William Smith, LLD. London. Walton and Maberly, Upper Gower Street and Ivy Lane, Paternoster Row; John Murray, Albemarle Street. 1854.