Auxilia palatina

thumb|310px|A portion of the map, Gallia, from Butler's 1907 atlas showing the divisions of the diocese of Gaul in the late [[Roman Empire. According to the key, the map depicts 17 Provinciae Galliae, "Provinces of Gaul," of which the 17th, [Provincia] Maxima Sequanorum, "Greater Sequania," identified with an XVII shown in the Jura Mountains, contains the Sequani and Helvetii.]]

thumb|300px|The approximate positions of some Germanic peoples reported by Graeco-Roman authors in the first century. thumb|right|Lower Ems The Ampsivarii, sometimes referenced by modern writers as Ampsivari (a simplification not warranted by the sources), were a Germanic tribe mentioned by ancient authors.

thumb|right|400px|Rhine frontier of the Roman empire, 70 AD, showing the location of the Mattiaci in Germania Magna near the Rhine. Roman territory is shaded dark

unit of the late Roman infantry

thumb|150px|Shield of the Cornuti, according to the Notitia Dignitatum. thumb|150px|Shield of the Cornuti seniores, according to the Notitia Dignitatum. The Cornuti ("horned") was an auxilia palatina unit of the Late Roman army, active in the 4th and 5th century. It was probably related to the Cornuti seniores and the Cornuti iuniores.