INDEX. 



299 



Stiix nana, 178. 



perlata, 177. 

 Sturnella militaris, 177. 

 Sturnus aterrimns, 178. 

 curaeus, 178. 

 militaris, 179. 

 Sulphate of baryta, 105. 

 copper, 93. 

 Sulpho-arsenical cobalt, 102. 

 Sulphuret of silver and copper, 94. 



of zinc, 104. 

 Swans, 200. 

 Sylvia melanops, 188. 



rubigastra, 186. 

 Synallaxis dorso-maculata, 188. 



Tachymenis cMlensis, 213-215. 



Tainiophis tantillusf 215,216. 



TiBnioptera pyrope, 185. 



Tagua, 193. 



Taguita, 196. 



TambiUos post-house, 48. 



Tamhillos, 66. 



Tanaga rufiventris, 182. 



ruficollis, 180. 

 Tantalus chalcopterus, 197. 



pillus, 196. 



melanopis, 197. 

 Tapaculo, ]84. 

 Tenorite, 88. 

 Terebratulae, 93, 282. 

 Terrapins, 24. 

 Tertiary shells, 285. 

 Thamnopbilus lividus, 183. 

 Thenca, 183. 



Thick-billed gallinule, 196. 

 Tliinocorus esohscholtzii, 191. 

 obignyianus, 191. 

 rumicivorus, 191, 192. 

 Trichomycterus ineiinis, 240. 

 Thrlchomycterus macrsei, 245. 



maculatus, 243-245 

 Thylamys elegans, 155. 

 Tiununculus sparverius, 176. 

 Tira-tira, 197. 

 Tiuque, 174. 

 Torcassa, 190. 

 Tordo, 178, 179. 

 Torlosa mountain, 8. 

 Torsales, 37. 



meteorology of, 80. 

 Tortola, or tortolita, 191. 

 Tortolita cordillerana, 191. 

 Tortora, 48. 

 Tortoral, 47. 



elevation of, 76 



meteorology of, 80. 

 Tortugas, las, 27. 

 Totauus semicollaris, 194. 



Traro, 173. 



Travesia, 24. 



Trenca, 183. 



Tres Cruces, 47. 



Tres Puntas, antiquities found there, 112. 



Trille, 179. 



Tringa arenaria, 194. 



pectoralis, 195. 

 Trochilus galeritus, 187. 

 gigas, 186. 

 leucopleurus, 187. 

 sephanoides, 187. 

 Trucha, 231-233. 



de Guanaeache, 21. 

 Tucuquer. 177. 

 Tungstate of lime, 105. 

 Tunuyan river, 21, 22, 23, 25, 53, 58, 64. 

 elevation of, 75. 

 meteorology of, 78. 

 Tupungato mountain, 10, 24, 58. 



latitude, longitude, and elevation of, 75. 

 Turco, 184. 



Turdus falklandiciis, 183. 

 fuscater, 184. 

 magellanicus, 183. 

 thenca, 183. 

 thilius, 179. 



Ulula crasslrostris, 177. 



otus, 177. 

 Uppucerthia dumetoria, 188. 



nigrofumosa, 187. 



vulgaris, 187. 

 Urre llauqaen. See Curraca. 

 Ursus brasiliensis, 155. 

 Uspallata hamlet, 12, 14. 

 Uspallata pass, 66, 67. 

 Uspallata peak, latitude, longitude, and elevation of, 75. 



meteorology of, 77. 

 Uspallata river, 12. 



Vagre, 243. 



Vanadate of copper and lead, 93. 

 Vanadinite, 99. 

 Vanellus cayannensis, 195. 

 Vibora, 37. 



Villa de la Concepcion. See Villa del Rio Cuarto. 

 Paz, 23. 

 delEio Cuarto, 32-35,48,50,53. 



latitude, longitude, and elevation of, 76. 

 meteorology of, 80. 

 Villavicensio, 13,65. 



latitude, longitude, and elevation of, 75. 

 meteorology of, 77. 

 Viscacha, 156, 157. 

 Viverra vittata, 155. 

 Volborthite, 93. 

 Vulpes magellanica, 154. 



