INDEX. 



Ball, J., 77, 345-347 



Baltic Sea, fauna of, 174 



Baltic and White Seas, connection 



between, 175 



Banded Lemming, range of, 138 

 Barn Owl, 98 

 Barrett- Hamilton, G. E. H., 29, 



90, 139, 149 



Barriers to animal migration, 38 

 Barrington, R. M., 105 

 Bathyphantes nigrinus, 94 

 Baur, G., 19 

 Bearded Titmouse, 292 

 Beaver, 203 



Beaver absent from Ireland, 121 

 Beddard, F. E., 19, 58 

 Bedriaga, J. von, 259-260 

 Beetles common to North America 



and Europe, 161 



American, in British Islands, 167 

 Bell (vide Kendall and Bell) 

 Black Cock, 143 

 Black Grouse, 336 

 Blanchard, E., 282 

 B latins cinereus, 279, 294 

 Blelhisa multipunctata, 93 

 Blytt, A., 34, 52, 79, 185, 239 

 Boar, distribution of, 44 

 Bobak Marmot, 204 

 Boettger, O. , 48, 263 

 Bogdanov, M. M., 53 

 Bombinatof, 259-260 

 igneus, 259 

 pachypus, 259 

 Bonnet, 306 

 Bonney, T. G., 66, 70, 83, 180, 



229 



Boulenger, G. A., 259 

 Boulder-clay, foraminifera in, 84 

 origin of, 81, 175, 180-181, 229- 



230 

 of Continental Europe, 180, 226- 



231 



Bourguignat, J. R., 18, 47, 302 

 Bovey Tracy, arctic plant beds at, 



238 



Boyd, E., 104 

 Branchinecta palludosa, 167 

 Brandt, J. F., 51, 62, 107, 218, 



222 



Brauer, A., 132-133 



Brehm, A. E., 139 



Bristle-fern, 115 



British flora during Glacial period, 



163 



British Islands, Lusitanian flora in, 

 288, 306-307 



submergence of, 127 

 Brooke, Sir V., 247, 250 

 Brunner von Wattenwyl, 270 

 Btifo calamita, 30 

 Buliminus detritus , 261 



fasciolatus, 261 



obscurus, 261 



pupa, 261 



Bullfinch, origin of, 191, 255-256 

 Bulman, G. W., 114 

 Bunge, D., 219 



Bush-quail, Andalusian, 291-292 

 Butterflies, Arctic distribution of, 

 159-161 



origin of North European, 55 



Caccabis rufa, 29 



Campylaea, sub-genus of Helix, 49, 



321 



Canary Islands, origin of, 19 

 Cam's lagopus, 135 

 Capercaillie, 28, 143, 336-337 

 Capra ibex, 312 



tzgagrus, 61, 312 



pyrenaica, 312 



sibirica, 312 



sinaitica, 312 

 Carabus, 199 

 Carduelis, 257 



caniceps, 258 



elegans, 257 



major t 257 

 Carpenter, G. H., 64, 94-95, 104, 



114, 121-123, 288 > 3 01 

 Caspian Fishes, 224 



post-pliocene deposits; 222, 226 



Sea, Arctic animals in, 238 



seal, 224 

 Castor fiber, 203 

 Cave deposits, mixture of Northern 



and Southern animals in, 54 

 Cenocosmic species, 24 

 Centre of distribution, 12, 43, 47 



origin, shifting of, 202 

 Cervida, origin of, 248 



