478 
INDEX 
Cyprinids, 50 
Cyrtotoma, 256, 268 
Cystognathidae, 421 
D 
Dace, red-bellied, in drift area, 50 
Dahl, distribution of spiders, 191 ; 
arctic centre of dispersal, 427, 428 
Dall, Helix hortensis in Pleistocene 
clays, 14 ; temperature of Pliocene 
seas, 16 ; land between Asia and 
North America, 83 ; fauna of north¬ 
east Pacific, 93 ; subsidence in 
Alaska in Pleistocene times, 96; 
marine gravels at Nome, 94 ; 
climate during Tertiary Era, 
94 — 97 ; on Helicinu, 158 ; geo¬ 
logical history of Florida, 176 ; 
mollusks of Florida, 176 ; Califor¬ 
nian Bulimulus, 208 ; Galapagos 
islands, 296 ; importance of acci¬ 
dental distribution, 306, 307 ; 
Alaskan leaf-bed, 318, 319; Miocene 
mollusks of Penjinsk, 319 ; marine 
faunal provinces, 333, 334 
Dall and Harris, Miocene change of 
Gulf Stream, 186 
Daly, geology of Labrador, 41 
Damon variegatus, 382 
Damophila, 350 
Darien, isthmus of (see Central 
America). 
Darwin, Galapagos islands, 295—297 ; 
human importations, 298 ; birds and 
lizards of Galapagos, 301 — 303; flora 
of Galapagos, 310 ; subsidence of 
Pacific Ocean, 321, 322, 331 ; Ascen¬ 
sion island, 386 ; description of 
Falkland islands, 430, 431 
Dasychira roseii, 36 
Dasypoda, 399, 401 
Dasyuridae, 183 
Dawson, G., foraminifera in Glacial 
clays, 47 
Dawson, J. W., Pleistocene flora and 
fauna of Canada, 44, 53 ; foramini- 
fera in Canadian Pleistocene clays, 
47 ; views on Glacial Epoch, 98 
David, atoll boring at Funafuti, 321 
Deer, origin of, 109—111 
Denburgh, Van, lizards of Lower Cali¬ 
fornia, 207 ; reptiles of Galapagos, 
305 ; reptiles and amphibia of Cali¬ 
fornian islands, 418 
Dendrobatidae , 377 
Deperet, pedigree of horse, 147 ; 
original home of fossil horses, 148; 
centres of origin, 227 ; Miocene and 
Pliocene migrations, 230 ; age of 
Central America, 243 
Dermatemydidae, 236, 251 
Dermatemys maivi, 251 
Dermophis, 370, 376 
De Selys, Pitymys from St. Gothard, 
223 
Devisia mythod.es, 135 
Diapheromera femorafa, 158 
Dibelodon, 231 
Dickerson, amphibians of Hudson 
Bay region, 31 
Dicrocerus, 111 
Dicrostonyx, torquatus, 9 — 11 ; hud- 
sonius, 11, 27, 60 
Diaelphyidae, 229, 367, 403 
Didelphys, 182, 183 ; marsupialis, 182, 
283, 366 
Diederich, distribution of magpies, 88 
Diego Alvarez island, 393 
Dilg, anatomy of manatees, 279, 280 
Dinosaurs, 400 
Dione, 179 
Diplocardia, 174 
Diplocynodon , 180 
Diplodon, 425, 426 
Diploglossus (see Celestus). 
Diplommatininae, 257 
Dipodomys, 201 
Dippers, distribution of, 113 
Discoglossidae, 204 
Discoglossus, 204 
Ditmars, Sceloporus undulatus, 126 ; 
remarks on rattle-snakes, 131 ; re¬ 
marks on terrapins, 132 ; habits of 
snapping turtles, 134 
Dodge, description of bison herd, 65 
Dog, wild, of Australia, 150 ; of Java, 
150 
Dolichonyx oryzivorus, 301 
Dolichotis, 403 
D'Orbigny, mid-Atlantic land-bridge, 
359 
