characteristic of Western Tartary, i. 218
of the Manchurian sub-region, i. 222
Palæarctic genera of, in the Manchurian sub-region, i. 222
Oriental genera of, on borders of same sub-region, i. 223
peculiar to Japan, i. 223
characteristic of N. W. China and Mongolia, i. 226
table of Palæarctic families of, i. 234
range of Palæarctic genera of, i. 239
of the Ethiopian region, i. 253
absence of certain important groups, i. 253