[German version]

In his imperial reforms of 27 BC, Augustus united under the title A. 14 Celtic tribes between  Garumna and  Liger (Str. 4,1,1; Plin. HN 4 107-109; Ptol. 2,7); included were the actual  Aquitani: Arverni, Bituriges Cubi, Cadurci, Gabali, Lemovices, Ruteni, Vellavii, Nitiobriges, Petrocorii, Pictones, Santoni, Bituriges Vivisci and two of the three others cited by Plin. and Ptol. ll.cc.. The governor resided first in  Mediolanum, then in  Burdigala. During the 4th cent. AD the province was subdivided into Novempopulana (nine or 12 tribes?), Aquitan…