474 



INDEX 



BIGELOW, Pacific medusae, 240 ; 

 absence of surface forms in parts 

 of Pacific, 335 



Big-horn, Kamchatkan, 85, 104, 105; 

 Rocky Mountain, 104, 105 



BINNEY, distribution of Helix hor- 

 tensis, 14 



Birds, geographical distribution of, 

 61 ; of Nova Scotia, 56 ; of 

 Mackenzie Region, 61 ; of Rocky 

 Mountains, 113 ; of Galapagos is- 

 lands, 301, 302 ; of Bermuda, 188, 

 189 ; of Central America, 250, 251; 

 of West Indies, 290 ; of South 

 America, 367369 



Bison, range and history of, 65 67 ; 

 in Gulf plains, 145 



Bison, bison, 65; sivalensis, 66; alleni, 

 66, 80 ; scaphoceras, 66 ; cn/.ixi- 

 cornis, 67, 80; prisons, 67; occidcn- 

 talis, 80 



BLAISDELL, Tenebrionidae, 215 



BLANFOKD, permanence of ocean 

 basins, 277 ; on volcanic islands, 

 297 ; relationship of reptiles and 

 amphibians of South America and 

 Africa, 374, 376 



Blanus, 375, 376 



Blaps, 215 



Blagtocerus, 111 



Blastomeryx, 110, 112 



Blue-bird in Bermuda, 188 



Boas, distribution of, 203 



Boeckella, 424 



BOETTGEE, Tertiary Helices, 193 ; 

 Helicidae, affinities of, 206 ; on 

 Adelopoma, 257 ; Atlantic Miocene 

 land-bridge, 272 ; connection between 

 Galapagos and Central America, 313 ; 

 Clausilia of South America, 349 ; Ter- 

 tiary fossils in Amazon valley, 360 



Boidae, 203 



Boltenia, 272 



Bombinator, 204 



BONHOTE (see BARRETT-HAMILTON). 



Bootherium, 154; bombifrons, 80, 154 



BORN, distribution of running beetles 

 in North America, 20 



BOSE and TOULA, fossils of Isthmus 

 of Tehuantepec, 238 ; affinities of 

 Pacific and Atlantic faunas, 24] 



BOULENGER, distribution of Lygosoma, 

 125 ; on Tropidonotus, 129 ; affini- 

 ties of Emys, 134 ; distribution of 

 Coecilians, 370 ; distribution of Der- 

 mophis, 377 ; African fishes, 378, 379. 



BOURGDIGNAT, identity of European 

 and American Clausilia, 272 



BOUVIER, distribution of OnychopJnra, 

 346, 369 ; distribution of Peripatus, 432 



Bow-fin in Mississippi basin, 163 



Brachionycha nubeculosa, 214 



Brachydontes magellanica, 428 



Brachylagus, 226 



Brachylophus, 207 



Brachymeles, 126 



Brachypodflla, 267 



BRADLEE (see BANGS). 



Bradypus, 366 



Bradytherium in Madagascar, 366 



BRANDEGEE, Californian flora, 208 



BRANSFORD (see GILL). 



BRAUER, arctic fauna, 6 



BRAY, plants common to Andes and 

 Rocky Mountains, 104 ; floral affi- 

 nities of North and South America, 

 415, 416 



Brazil, 363 ; summary of geological 

 history, 393394 



BREHM, Crustacea of Greenland, 19 



BRENDEL, on Florida plants, 167 



Bridger deposits of Wyoming, 102, 

 143, 163, 229, 244 



BRITTON, Flora of Antarctic con- 

 tinent, 422 



BROOKE, structural characters of 

 Cervus canadensis, 68 



BROOKS, great range of climate in 

 Alaska, 74 ; geology of Alaska, 84 



Brotulidae, 290 



BROWN, A. E. dispersal of reindeer, 

 5 ; North Atlantic land-connection, 

 25, 222 ; Rocky Mountain sheep, 

 104, 105 ; origin of Oreamnos, 106; 

 variation of garter-snakes, 128 ; 

 origin of rattle - snakes, 131 ; 

 centres of dispersal, 174 



BROWN, B., age of Potter Creek de- 

 posits, 29 ; Conard fissure, 61, 64, 

 70, 87 ; remains of mule-deer from 

 Conard fissure, 108 ; Symbos and 

 Scaphoceros, 155 



