The steamers of the Irrawaddy Flotilla Company also ply in all directions.
PAKOKKU, a district in the Minbu division of Upper Burma, lying west of the Irrawaddy river and south of Mandalay, with the line of the Chin hills as a general boundary on the west.
It is situated on the Irrawaddy on the opposite bank to Sagaing, with which it was amalgamated in 1889.
The vessels of the Irrawaddy Flotilla Company now ply to Bassein and to all points on the Irrawaddy as far north as Bhamo, and in the dry weather to Myitkyina, and also on the Chindwin as far north as Kindat, and to Homalin during the rains.
The Burmese are supposed by modern philologists to have come, as joint members of a vast Indo-Chinese immigration swarm, from western China to the head waters of the Irrawaddy and then separated, some to people Tibet and Assam, the others to press southwards into the 1 See also, for geology, W.
According to the Kachin Hill Tribes Regulation of 1895, administrative responsibility is accepted by the British government on the left bank of the Irrawaddy for the country south of the Nmaikha, and on the right bank for the country south of a line drawn from the confluence of the Malikha and Nmaikha through the northern limit of the Laban district and including the jade mines.
The province falls into three natural divisions: Arakan with the Chin hills, the Irrawaddy basin, and the old province of Tenasserim, together with the portion of the Shan and Karen-ni states in the basin of the Salween, and part of Kengtung in the western basin of the Mekong.
There is an axial zone of Cretaceous and Lower Eocene, and this is flanked on each side by the Upper Eocene and the Miocene, while the valley of the Irrawaddy is occupied chiefly by the Pliocene.
To the east lies a tract of country which, though geographically a part of the Irrawaddy basin, is cut off from it by the Yomas, and forms a separate system draining into the Sittang river.
This tract consists mostly of undulating lowlands, but it is broken towards the south by the Pegu Yomas, a considerable range of hills which divides the two remaining tracts of the Irrawaddy basin.