INDEX. 



387 



Arctictis, 273 



Arctic sub-region, 360 



Arctic zone, 310 



Arctocyon, 159 



Arctogale, 273 



Arctogsea, 25, 26, 27, 144, 210 



Arctogsea, Eastern, 179 



Arctogasan region, 26 



Arctogaeic fauna, features of, 147 



Arctogseic realm, 27, 144 



Arctotherium, 72 



Arctomys, 159, 267, 351 



Arc t onyx, 276 



Area, 2 



Armadillo, giant, 136 



Armadillos, 94, 368 



Artionyx, 375 



Arui, 35 



Arvicanthis, 239 



Asses, 359 



Astrapotheria, 81 



Astrapotheriutn, 81 



Atherura, 278 



Atlantic, its recent origin, 24 



Atlantosaurus, 35, 151 



Auk, 347 



Anlacodus, 91, 240 



Australia, how it received its fauna, 

 54; its connection with S. America, 

 55 125; i ts relations with New 

 Zealand and other islands, 58, 59 



Australian region, 25, 27, 31 



Austro-Columbian region, 25 



Austro-Malayan region, 27, 28, 45 



Avahi, 217 



Awantibo, 256 



Aye-aye, 219 



Babirusa, 47 



Bachitherium, 164, 192 



Badgers, 321 



Balanoptera, 68 



Banded anteater, 40 



Bandicoots, 38 



Banteng, 278 



Barbets, 254 



Barriers to dispersal, 10, 14 



Bassariscus, 73, 136, 364 



Bathyergus, 23 r, 239 



B atomy s, 278 



Bats, Notogseic, 42 ; Neogseic, 70 



Baur, Dr, on relations of Galapagos 



islands, 141 

 Bdeogale, 235 

 Bears, American, 318; their absence 



from Ethiopian Africa, 258 

 Beavers, 313, 318 



Beddard, on earth-worms, 126, 311; 

 on Fernando Noronha, 140 



Bering Strait indicates a line of con- 

 nection between Asia and America, 



178? 337 

 Bettongia, 30 

 Birds, Malagasy, 254; Ethiopian, 



254 



Bison, 314 



Black-buck, 278 



Blanford, Dr, on permanency of conti- 

 nents, 24 ; on zoological regions, 27 ; 

 on a former connection between the 

 southern continents, 128; on con- 

 nection between Africa and S. 

 America, 128; on survival of old 

 forms in Madagascar, 131; on the 

 birds of Madagascar and Africa, 

 254 ; on Oriental sub-regions, 266 ; 

 on the fauna of India, 267 ; on land 

 connection between Ceylon and 

 Malaysia, 293 ; on the Tibetan 

 fauna, 354 



Blarina, 364 



Blastomeryx, 74 



Blesbok, 244 



Boa, 132 



Boas, distribution of, 132 



Bontebok, 244 



Boreal region, 146, 309, 360; zone, 

 360 



Borhycena, 109 



Borneo, its fauna, 294 



Bos, 165, 206, 278, 314; depressicornis, 

 47, 164; mindorensis, 47 



Boselaphus, 206 



Both riospondyhis, 152 



Bothremys, 131 



Bothriceps, 152 



Bourbon, 213 



Bovidce, 164, 186, 196; Holarctic, 314; 

 Oriental, 279 



Brachydiastematotherium, \ 70 



Brachyurns, \ 36 



Brachyteles, 136 



Bradypodida, 100 



Brady pus, 100 



Bramatherium , 186, 204 



Brazilian sub-region, 135 



British Isles, their connection with 

 the Continent, 339 



Brontornis, 60 



Bubalis, 206, 244, 358 



Budorcas, 324 



Buffalo, 279 



Bulman, Mr, on the submergence of 

 Britain, 350 



252 



