classification of, i. 93
Miocene of Greece, i. 116
extinct, i. 160
fossil of Palæarctic region, i. 161
European of Miocene period, i. 161
Eocene of Europe, i. 162
relations of, i. 162
extinct of North America, i. 163
recently extinct in New Zealand, i. 164
Cretaceous of N. America, i. 164