Two of the generals of the Roman province of Britain were styled the comes Britanniae and the comes littoris Saxonici (count of the Saxon shore).
Kemble, Codex Diplomaticus aevi Saxonici (London, 1839-1848); and B.
(Rec. Comm.); Codex Diplomaticus Aevi Saxonici, i.
The traditional site of these battles covers a very wide area, and it is supposed that Arthur held a post analogous to that of the general who, under the Roman occupation, was known as Comes Britanniae, and held a roving commission to defend the island wherever attacked, in contradistinction to the Dux Britanniarum, who had charge of the forces in the north, and the Comes Littoris Saxonici, whose task it was to defend the south-east line.