Artamus, ii. [288]
Arthroleptis, ii. [421]
Artiodactyla, European Eocene, i. 126
N. American Tertiary, i. 137
S. American Pliocene, i. 146
Artomyias, ii. [270]
Arundinicola, ii. [100]
Arvicola, European Pliocene, i. 113
in Brazilian caves, i. 145
S. American Pliocene, i. 147