100 



INDEX. 



Sayornis ynkonensis, 19, 79. 

 Scluropterus yukoiieiisis, 19,-25-26. 

 Sciunis Imdsonicus, 26-27. 

 petulans, 19, 27-28. 

 vancouverensis, 27. 

 Scolecophagus carol inus, 81. 

 Scoter, American, 63. 

 surf, 63-64. 

 white-M'inged, 63. 

 Scotiaptex cinerea, 76. 

 Seiiim.s notabilis, 91. 

 Selasphorus rufus, 79. 

 Sheep, Dall mountain, 24-25. 

 Shrew, arctic, 44. 

 mountain, 4.5. 

 Streator, 44. 

 tundra, 45. 

 Sialia arctica, 96. 

 Simorhynchus pusillus, 58. 

 Siskin, pine, 83. 

 Sitta canadensis, 92. 

 Snipe, Wil.son, 65. 

 Snowflake,83. 

 Solitaire, Townsend, 93-94. 

 Somateria v-nigra, 63. 

 Sorex arcticus, 20, 44. 

 obscurus, 45. 

 streatori, 44. 

 tundrensis, 20, 45. 

 Sparrow, Aleutian song, 86. 

 Forbush,S6. 

 Fox, 87. 



golden-crowned, 84. 

 intermediate, 84. 

 Lincoln, 86. 

 sandwich, 83. 

 sooty song, 86. 

 Townsend fox, 87. 

 western chipping, 85. 

 western savanna, 83-84. 

 western tree, 84-85. 

 Spermophilus osgoodi, 20, 31. 



plesius, 19,29-31. 

 Sphyrapicus ruber, 78. 

 Spinus pinus, 83. 

 Spizella arizonee, 85. 

 ochracea, 84-85. 

 Squatarola squatarola, 70. 

 Squirrel, Bennett ground, 29-31. 

 Fort Yukon ground, 31. 

 Hudson Bay red, 26-27. 

 Yukon flying, 25-26. 

 Stercorarius longicaudus, 58. 



parasiticus, 58. 

 Sterna paradissea, 60. 

 Surnia caparoch,77. 

 Swallow, Alaska, 87. 

 bank, 88. 

 cliff, 87. 

 tree, 87. 



violet-green, 88. 

 Swan, whistling, 65. 

 Symphemia inornata,69. 

 Synaptomys dalli,37. 

 Tachycineta bicolor, 87. 



thalassina, 88. 

 Tattler, wandering, 69. 



Teal, green- winged, 62. 

 Tern, arctic, 60. 

 Thrush, Alma, 94. 



dwarf hermit, 95. 



gray-cheeked, 94. 



hermit, 9-5. 



varied, 95-96. 

 Thuja plicata, 16. 

 Totanus flavipes, 68. 

 Tringa acuminata, 66. 



bairdi, 67. 



couesi, 65. 



maculata, 66. 



minvitilla, 67. 



pacifica, 67. 



ptilocnemis, 66. 

 Tsuga mertensiana, 9. 

 Turnstone, black, 71. 

 Tus.silago frigida, 16. 

 Uria arra, .58. 

 Ursus alascensis, 41. 



americanus, 41. 

 Vaccinium ovalifolium,9. 



vitisidEea,15. 

 Viburnum pauciiiorum.lO. 

 Vole, Drummond, 35-36. 



long-tailed, 35. 



Nelson, 36. 



yellow-cheeked, 36. 

 Vulpes fulvus, 41. 



hallen.sis,20,41. 

 Wagtail, Swinhoe, 91. 

 Warbler, Alaska yellow, 89-90. 



black-poll, 90. 



Hoover, 90. 



lutescent,89. 



orange-crowned , 89. 



pileolated,91. 



Tennessee, 89. 



Townsend, 90-91. 



Wilson, 91. 

 Water thrush, Grinnell, 91. 

 Wax wing, Bohemian, 88-89. 

 Weasel, Alaska least, 43. 



Juneau, 43. 



tundra, 42-43. 

 Wheatear, 96. 

 White Pass district, 9-10. 

 Willet, western, 69. 

 Wilsonia pileolata, 91. 



pusilla,91. 

 Wolf, 40. 

 Wolverine, 44. 

 Woodpecker, Alaska three-toed, 78. 



arctic three-toed, 77-78. 



Cabanis, 77. 



northern hairy, 77. 

 Wren, Alaska, 92. 



western winter, 92. 

 Xema sabinii, 60. 

 Y'ellow-legs, 68. 

 Y'ukon flats, 14. 

 Zapus alascensis, 38. 

 Zones, 16. 

 Zonotrichia coronata,84. 



gambeli, 84. 



o 



