fresh-water fishes of, i. 318
summary of vertebrata of, i. 318
insects of, i. 318
sub-regions of, i. 321
concluding remarks on, i. 362
tables of distribution of animals of, i. 364
Oriental relations of W. African sub-region, i. 265
Oriental and Palæarctic faunas once identical, i. 362
Oriental and Ethiopian faunas, cause of their resemblances, i. 363
Origma, ii. [260]