A town in the territory of the Lacetani, in the NE. of Hispania Tarraconensis, and on the road from Tarraco, in Gaul, to Barcino. (Itin. Ant.
p. 398.) Usually identified with La Roca,
where there are still considerable Roman remains. (Marca, Hisp.
（Πετουαρία, Ptol. 2.3.17
), a place in the most N. part of Britannia Romana, in the territory of the Parisi, whence there was a separate road from the Roman Wall to Eboracum (Itin. Ant.
pp. 464, 466.)
It is supposed by Camden (p. 871) to be Beverley
by others it has been variously identified with Patrington, Hebberstow, Hornsea, Kingston,
Some writers distinguish the Petuaria of Ptolemy from the Praetorium of the Itinerary; and Gale (Itin.
p. 24) identifies the former place with Auldby
on the Derwent.