INDEX. 



AardVark 62 



Aeluroidea 60, 63 



Aeluropus 136 



Ailurus 135,139 



Ailuropus 136, 137, 139 



Ailurus f ulgens 137 



Alactaga 217 



Alces americanus 270 



A merican antelope 282 



American elk 278 



American ferret, 106 



American hares, comparison 



of crania of 232 



American lion 67 



American sable 104 



Amphibia % . . 14 



Amphisorex talpoides ". . 44 



lesueri 48 



Anatomy of soft parts of Le- 



poridas 233 



Anoplotherium 255 



Antelope, American 282 



prong-horn 282 



Antilocapra americana 282 



Antilocapra furcifer 282 



Antilope Americane 282 



anteflexa 283 



furcifer 282 



(Dicranoceros) furcifer 283 



palmata 283 



(Dicranoceros} palmata 283 



Arctictis 136, 139 



Arctictis binturong 137, 138 



Arctitis 62 



Arctocyonidae 60 



Arctoidea 60 



Arctomys 154, 168 



bobac 168 



flaviventer 168 



hoodi 165 



(Spermophilus) hoodi 165 



marmota 168 



monax 168 



pruinosus 168 



tridecemlineatus 165 



Arctonyx 85 



Artemisia f rigida 205 



Artiodactyla 254 



Artiodactyla,fossil remains of 255 



Arumtriphyllum 147 



Arvicola 197, 253 



alborufescens 199 



austerus 198 



(Pedomys) austerus 206 



austerus minor 206 



borealis 198 



borealis 199 



breweri 199 



curtatus 198 



dekayi 194 



edax 199 



emmonsi 178 



fulva 194 



gapperi 104 



glareolus 194 



hirsutus 199 



longicaudatus 198 



longirostris 199 



minor 



modesta 199 



montana 199 



nasuta 199 



occidentalis 199 



oneida 199 



oregonus 198 



pallidus 198 



(Chilotus) pallidus 204 



palustris 



pennsylvanica 199 



pinetorum 198 



pratensis 194 



quasiater 198 



richardsoni 



riparia 194 



riparius 193, 195, 198, 199 



riparius var. borealis 203 



(Myonomes) riparius 



riparius longipilus 199 



rubidus 194 



rufescens 194, 199 



rufidorsum 199 



trowbridgei ; . . 199 



xanthognatha 199 



xanthognathus 198 



Arvicolidas 221 



Arvicolinae 192 



Ascomys bursarius 224 



canadensis 224 



drummondii. 224 



