Broadly speaking, the Himalayas are peopled by Mongoloid tribes; the great river plains of Hindustan are still the home of the Aryan race; the triangular table-land has formed an arena for a long struggle between that gifted race from the north and what is known as the Dravidian stock in the south.
He distinguishes four principal types of mankind, the Australioid, Negroid, Mongoloid and Xanthochroic (" fair whites "), adding a fifth variety, the Melanochroic (" dark whites ").
In the four subdivisions of humanity based on the hair, the Americans are straight-haired or Mongoloid.
On the other hand they are considerably like the Mongoloid peoples of north and east Asia (less so to the Polynesians); so that the general tendency among anthropologists has been to admit a common origin, however remote, between the tribes of Tartary and of America.
The " Alpine race " is commonly supposed to be Mongoloid in origin and to have come from Asia, the home of round-skulled races.
The Burmese in person have the Mongoloid characteristics common to the Indo-Chinese races, the Tibetans and tribes of the Eastern Himalaya.