Ariaca () was a region of Western India beyond Barigaza, mentioned in ancient geographical sources, usually associated with the Western Satraps. According to the

Periplus of the Erythraean Sea The ''Periplus of the Erythraean Sea'' (), also known by its Latin name as the , is a Greco-Roman world, Greco-Roman periplus written in Koine Greek that describes navigation and Roman commerce, trading opportunities from Roman Egyptian ports lik ...

, Ariaca was part of the kingdom of ''Nambanus'', thought to be the Western Satrap ruler Nahapana:

Ptolemy Claudius Ptolemy (; , ; ; – 160s/170s AD) was a Greco-Roman mathematician, astronomer, astrologer, geographer, and music theorist who wrote about a dozen scientific treatises, three of which were important to later Byzantine science, Byzant ...

further describes Ariaca as being composed of the cities of Suppara ( Sopara), Dunga, Symilla emporium ( Chaul), Balepatna, Hippocura (the seat of the palace of a king, whom Ptolemy calls Baleocarus), ending before the city of Mandagora.Ptolemy, Geographia, Book 7

Notes

{{reflist Ancient Indian geography