objections to his system of circumpolar zones, 67
objections to his zoo-geographical nomenclature, 68
Altai mountains, fossils in caves, 111
Amblyrhiza, Pliocene of Antilles, 148
America, recent separation of North and South, 40
extinct mammalia of, 129
North, Post-Pliocene fauna of, 129
Amomys, N. American Tertiary, 134
Amphechinus, European Miocene, 117
Amphibia, means of dispersal of, 28