Page:Popular Science Monthly Volume 63.djvu/492

488 painting, as compared to that of the Shoshone, is the predilection for two right-angled triangles standing on the same line, their right angles facing each other—a motive of common occurrence all over the southern part of the Plains and in the southwestern territories; while the Shoshone generally place these triangles with facing acute angles.

A detailed study of the art brings out many minor differences of this sort, although the general type is very uniform.

Certain types of designs are so much alike that they might belong to one tribe as well as to another. A series of moccasins of the Shoshone, Sioux and Arapaho (Fig. 5) will serve as a good example. The characteristic forms of all of these are a cross on the uppers,