INDEX. 



247 



Sisopygis icterophrys, i. 76, 125. 

 Sittosomus erithacus, i. 198. 



olivaceus, i. 198. 



Skimmer, Black- tailed, ii. 193. 

 Slaty Finch, i. 53. 

 Slaty-blue Bush-bird, i. 204. 

 Slender-billed Plover, ii. 174, 175. 

 Small-crested Tyrant, i. 140. 

 Snipe, Common Seed-, ii. 176. 



, D'Orbigny's Seed-, ii. 178. 



, Painted, ii. 182. 



, Paraguay, ii. 181. 



Snowy Egret, ii. 99. 

 Sociable Marsh-Hawk, ii. 72. 

 Solitary Cassique, i. 72. 



Pigeon, ii. 144. 



Sandpiper, ii. 188. 



Tyrant, i. 150. 



Song-Sparrow, Chingolo, i. 58. 



, Patagonian, i. 59. 



, Red-flanked, i. 60. 



, Stripe-headed, i. 60. 



, Yellow-shouldered, i. 60. 



Sordid Spine-tail, i. 184. 

 Sorry Tyrant, i. 144. 



Southern Courlan, ii. 159. 



Sparganura sappho, ii. 3. 



Sparrow, Common Song-, i. 58. 



, Patagonian Song-, i. 59. 



, Red-flanked Song-, i. 60. 



, Stripe-headed Song-, i. 60. 



, Yellow House-, i. 66. 



, Yelloiv-shouldered Song-, i. 



60. 



Spatula platalea, ii. 136. 



Speotyto cuuicularia, ii. 52. 



Spermophila analis, i. 57. 



caerulescens, i. 46, 79. 



inornata, i. 57. 



melanocephala, i. 45. 



palustris, i. 45. 



rufirostris, i. 57. 



Spheniscus magellanicus, ii. 206, 

 207. 



Spine-tail, Brown-crested, i. 177. 

 , Brown-fronted, i. 178. 



, D'OrUgny's, i. 183. 



, Eyebrowed, i. 178. 



, Hudson's, i. 186. 



, Modest, i. 183. 



, Patagonian, i. 186. 



, Pretty-throated, i. 181. 



, Rush-loving, i. 174. 



, Sordid, i. 184. 



Spine-tail, Spix's, i. 179. 



Striped, i. 182. 



Tit-like, i. 177. 



White's, i. 181. 



White-throated, i. 179. 



Wren-like, i. 188. 



Yellow-marked, i. 185. 



Spine-tailed Swift, Ringed, ii. 11. 

 Spiny Leaf-scraper, i. 174. 

 Spiv's Spine-tail, i. 179. 

 Spiziapteryx circumcinctus, ii. 73. 

 Spoonbill, Roseate, ii. 114. 

 Sporophila ornata, i. 46. 

 - rufirostris, ii. 227. 

 Spot-billed Tyrant, i. 134. 

 Spot-winged Crake, ii. 155. 



Falcon, ii. 73. 



Gull, ii. 198. 



Pigeon, ii. 140. 



Spotted Dove, ii. 141. 



Puff-bird, ii. 30. 



Rail, ii. 148. 



Tinamou, ii. 211. 



Starling, De Filippi's, i. 105. 



, Patagonian Marsh-, i. 104. 



Steganopus wilsoni, ii. 180. 

 Stelgidopteryx ruficollis, i. 36. 

 Stenopsis bifasciata, ii. 14. 

 Stephanophorus caeruleus, i. 38. 



leucocephalus, i. 38. 



Sterna argentea, ii. 197. 



cassini, ii. 196. 



frobeenii, ii. 195. 



hirundiuacea, ii. 196. 



magnirostris, ii. 194. 



maxima, ii. 195. 



minuta, ii. 197. 



superciliaris, ii. 197. 



trudeauii, ii. 195. 



Stigmatura budytoides, i. 139. 



flavo-cinerea, i. 10, 139. 



Stilt, Brazilian, ii. 179. 

 Stork, Maguari, ii. 106. 

 Strange-tailed Tyrant, i. 123. 

 Stripe-headed Song-Sparrow, i. 



60. 

 Striped Spine-tail, i. 182. 



Tyrant, i. 111. 



Strix flammea, ii. 48, 



perlata, ii. 48. 



Sturnella defilippii, i. 105. 



militaris, i. 104. 



Sublegatus griseocularis, i. 147. 

 Suiriri chorreado, i. 129. 



