INDEX 



497 



due to accidental dispersal, 183, 184, 

 188, 189 ; Central American fauna, 

 233, 234 ; appearance of southern 

 forms in North America, 234 ; 

 northern element in South America, 

 235, 236, 259, 413 ; Antillean fauna, 

 261 ; Galapagos islands, 296, 298, 

 309 ; permanence of ocean basins, 

 274 277 ; faunal characteristics of 

 South America, 336, 337 ; antiquity 

 of continent of South America, 368 ; 

 St. Helena an oceanic island, 386, 

 387 ; fauna and flora of St. Helena, 

 388, 391, 392 



WALTHER, on Pacific coast lines, 328 



Wapiti deer, distribution and origin, 

 6769 



Water-vole of Florida, 182 



WATSON, flora of Californian islands, 

 417 



Weasel, 85 



WEBER, origin of Australian dog, 151 



WEBSTER, dispersal of butterflies and 

 moths, 116 



West Indies (see Antilles). 



WHEELER, Bermudan ants, 189 ; 

 honey-ants, 216 ; Liometopum, 216 



WHITE, C. A., on American Unionidae, 

 161 



WHITE, F. B., Hemiptera of St. 

 Helena, 388, 390 



WHITE, I. C. on geology of Argentina, 

 397 



White Mountains, fauna and flora, 35 

 37 ; relationship with Labrador 

 and Greenland, 42 ; with Kocky 

 Mountain flora, 103 



WHITFIELD on fossil Unionidae, 161 



WHITNEY, temperate climate in Glacial 

 Epoch, 19, 45, 46 ; climatic con- 

 ditions necessary to a Glacial Epoch, 

 75, 76 ; glaciation of Rocky Moun- 

 tains, 102 



WILSER, Polar continent as origin of 

 life, 23 



WINGE, on arctic hares, 9 



WINKLEY, distribution of Helix 

 hortensit, 14 



WOLF, Galapagos islands, 296 ; flora 

 of Galapagos, 309, 310 



Wolf, arctic, 11 ; barren-ground, 61 ; 

 in Alaska, 61 ; Falkland island, 150, 

 430, 431 ; in South America, 396 ; 

 Tasmanian, 399, 403 



WOI.LASTON, beetles of St. Helena, 

 387 



Wolverine, 61 



Wood-chuck, 63 



Wood-lice, 179, 190, 309 



Wood-rats, 201 



WOODWARD, A. S., Grypotherium 

 listai, 401 ; Miolania, 404 ; on Pro- 

 rastomus, 280 ; on Bradytherium, 

 366. (See also MORENO.) 



WOODWARD, B. B., distribution of 

 marine mollusks, 16 (See also KEN- 

 NARD.) 



WOODWARD, S. P., on Atlantic land- 

 bridge, 272 



Worm-lizard, 173 



WORTMAN, North American origin of 

 Ganodonta, 244 ; origin of eden- 

 tates, 401 



Wren, golden-crested, 114 



WRIGHT, J., Foraminifera in boulder 

 clay, 47 



WRIGHT, G. F., and UPHAM, survival 

 in Greenland of musk-ox, 8 ; eleva- 

 tion of northern lands in Pliocene 

 times, 15 



Wyoming, game preserve in, 119 



X 



Xantholinus, 391 

 Xenomys, 201 

 Xenopus, 377 

 Xenotherium, 246, 404 



Yagansia, 431 

 Yellowstone Park, 118 



Zapus, hudsonius, 27, 29 ; getchuanus, 



29 



Zonitoides nitidus, 72 

 Zophobas morio, 390 



BRADBURY, AGNEW & CO, LD. r PRINTERS, LONDON AND TONBRIDOE. 



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