26 ACCOUNT OF INDIA BY STRABO which is of a triangular shape, at two thousand stadia; and the breadth of the river, where it is separated into two mouths, at about two hundred stadia. He calls the island Delta, and says that it is as large as the Delta of Egypt; but this is a mistake. For the Egyptian Delta is said to have a base of thirteen hundred stadia, SKETCH MAP showing position of AUTONOMOUS TRIBES CONQUERED BY ALEXANDER Scale of Miles THE NORTH INDIAN TRIBES CONQUERED BY ALEXANDER. Reduced from a map by Vincent A. Smith. and each of the sides is described as less than the base. In Patalene is Patala, a considerable city, from which the island has its name. Onesikritos says that the greatest part of the coast in this quarter abounds with swamps, particularly at the mouths of the river, which is owing to the mud, the tides, and the absence of land breezes; for these