INDEX. 



Acanthls linaria llnarla, 174. 

 Aecipiter cooperi, 146. 



velox, 146. 

 Actsea, 50. 



Actitis macuUu'ia, 1.33. 

 ^"Echmophorus occidentalis, 110. 

 Aeronaute.s raelanoleucu.s, 102. 

 Agelaiu.s phceniceu.s fortis, 109. 

 Aix sponsa, 120. 

 Alaska longspur, 175. 



three-toed woodpecker, 158. 

 Alaudid£e, 165. 

 Alcedinidse, 157. 



Alces americanus americanns, 31. 

 Alders, 21. 



Amelauchier alnifolia, 95. 

 American elk, 32. 



moose, 31. 

 Anas platyrliynclia, 117. 

 Anatidse, 115. 

 Anseres, 115. 



Antelope, prong-horned, 31. 

 Anthus spinoletta rubescens, 187. 

 Antilocapra americana americana, 31. 

 Antilocaprida;, 31. 

 Aquila chrysaetos, 148. 

 Archibuteo ferruglnens, 147. 

 Archilochus alexandri, 162. 

 Arctic-Alpine Zone, 23. 



towhee, 179. 

 Arctostaphylos uva-ursi, 95. 

 Ardea herodias herodias, 131. 

 Ardeidas, 129. 

 Arenaria, 22. 

 Arnica, golden, 21, 22. 

 Asio tlammeus flammeus, 154. 

 Aspen, 20. 

 Aster, golden, 22. 



prairie, 19. 



purple, 21. 

 A.stur gentilis striatulus, 147. 

 Asyndesmus lewisi, 161. 



Audubon hermit thrush, 196. 



warbler, 187. 

 Avocet, 132. 



B. 



Badger, 91. 

 Bald eagle, 149. 

 Baldpate, US. 

 Balsam root, 19. 

 Bank swallo^v', 182. 

 Baru swallow. 181. 

 Barrow golden-eye, 122. 

 Bartramia longicauda, 133. 

 Bat, bi-own, 101. 



hoary, 101. 



long-legged, 100. 



silver-haired, 101. 

 Batehelder woodpecker, 158. 

 Bear, black, 91. 



cinnamon, 91. 



grizzly, 96. 



silvertip, 96. 

 Bear-))erry, 94. 

 Bear gra.ss, 21, 94. 

 Bear paw, 21. 

 Beaver, 64. 



Belted kingfisher, 157. 

 Bighorn, 26. 

 Birch, paper, 21. 



shrubby, 21. 



western, 20. 

 Bi.son, 25. 

 Bittern, 129. 

 Bitterroot, dwarf, 23. 

 Black and white warbler, 183. 

 Black-bellied plover, 134. 

 Blackbird, Brewer, 170. 



redwing, thick-billed, 169. 

 Black-chinned hummingbird, 162. 

 Black-headed grosbeak, 179. 



jay, 165. 

 Blazing star, 19. 

 Blueberry, little red, 21. 



purple mountain, 21. 



201 



