If the Romans were advancing eastward from the Dobunian territory it may have been the Loddon. Mommsen cuts the knot in true German fashion by refusing to identify the Dobuni of Ptolemy with those of Dion, and placing the latter in Kent on his own sole authority. ('Roman Provinces,' p. 175.)
δυσδιέξοδα [dusdiexoda.]
See p. 139.