S. American Pliocene, 147

Schistopleurum, S. American Pliocene, 147

Schweinfurth, Dr., on natural history of Central Africa, 252

on limits of W. African sub-region, 262 (note)

Sciurus, European Miocene, 120

European Eocene, 126

Sciuravus, N. American Eocene, 140

Sclater, Mr., on zoological regions, 59

why his six regions are adopted, 63

on birds of Sandwich Islands, 445