Index to Volume 18, 1906. 



Acanthis linaria, 6, 15, 116. 

 Accipiter cooperi, 3, 52, 115, 124. 



velox, 3, 52, 115, 124. 

 Actitis macularia, .^, 51, 114, 124. 

 Actodromas bairdii, 51. 



maculata, 3, 51, 114. 



minutilla, 3, 114, 124. 

 /Egialitis semipalmata, 115. 

 Agelaius phoniceus, 5, 54, 66, 116, 



125. 



neutralis, 85. 

 Aix sponsa, 50, 113, 124. 

 Ammodramus sandwichensis sa- 

 vanna, 6. 

 Ampelis cedrorum, 7, 57, 67, 87, 



117, 126. 



garrulus, 7. 

 Anas boschas, 49, 86, 114. 



obscura, 49, 124. 

 rubripes, 49. 

 Anthus pensilvanicus, 59, 84, 119. 

 Antrostomus carolinensis, $3- 



vociferus, 4, 65, 116, 125. 

 Aphelocoma californica, 84. 

 Aquila chrysaetos, 52. 

 Archibuteo lagopus sancti-johannis, 



3. 115- 

 Ardea herodias, 2, 50, 113, 124. 

 Ardetta exilis, 2, 50, 113. 

 Arenaria interpres, 115. 

 Arquatella maritima, 114. 

 Asio accipitrinus, 52, 115. 



wilsonianus, 3, 52, 115. 

 Astragalinus lawrencei, 86. 



tristis, 6, 55, 66, 116, 126. 

 pallidus, 15. 

 salicamans, 84. 

 Avocet, American, 107. 

 Aythva affinis, 2, 50. 



americana, 50, 113. 



collaris, ^o. 



vallisncria, 50, 113. 

 Rsolophus bicolor, '59, 119. 

 Raldpate, it;, 49, 86, 113. 

 Kartramia loneicauda, 3, 51. 

 Bittern, American, 2, 12, 14, 50, 64, 



71, 107, 113, 124. 



I-east, 2. i;o, 72, 113. 

 Blackbird, Bicolored, 13. 



Brewer, 12. 13, 15, 84, 105. 



Red-winged, 5, 26, 54, 66, 71, 



83, 106, n6, 125. 



Rusty, 5, 55, 72, 116, 125, 134. 



Sandiego Ked-winged, 85. 



Yellow-headed, 14, 106. 

 Bluebird, 10, 26, 60, 68, 71, 81, 83, 



123, 127. 



Mountain, 12, 13. 



Western, 17, 86. 

 Bob-white, 3, 15, 51, 71, 81, 83, 



115. 

 Bobolink, 5, 22, 54, 71, 81, 83, 96, 



ro6. III, 112, 116. 

 Bonasa umbellus, 51, 115, 124. 



togata, 64. 

 Botaurus lentiginosus, 2, 50, 64, 



113, 124. 

 Branta canadensis, 2, 50, 113. 



hutchinsii, 50. 

 Bubo virginianus, 4, 52, 115. 



saturatus, 15. 

 Bufflehead, 50, 113. 

 Bunting, Indigo, 7, 56, 71, 82, 96, 



117, 127. 



Lark, 106, 107. 



Lazuli, 12, 14, 87, 106, 107. 

 Buteo borealis, 3, 52, 86, 115, 124. 

 calurus, 15. 



lineatus, 52, 115. 



platypterus, 3, 52, 64, 115, 124. 

 Butorides virescens, 2, 50, 114, 124. 

 Calcarius pictus, 6. 

 Calidris arenaria, 114. 

 Calypte anna, 84. 



Canachites canadensis canace, 124. 

 Canvas-back, 50, 113. 

 Cardinal, 18, 56, 71, 96, 97, 117, 



134- . 

 Cardinalis cardinalis, 56, 117. 

 Carpodacus mexicanus frontalis, 



84. 



purpureus, 6, 5<;, 66, 116, 126. 

 Catbird, 9, 59, 71, 81, 83, 96, 106, 



119, 127. 

 Cathartes aura, 52, 84. 

 Catherpes mexicanus conspersus, 



84. 

 Centurus carolinus, 4, 53. 

 Ceophloeus pileatus abieticola, 125. 

 Certhia familiaris americana, 10, 



59, 68, 119, 127. 



montana, 16. 



