1X1)1 X. 



301 



Crystalline rocks, in Andes, 232 



near mouth of Santa Cruz River, 236 

 in valley of the San Julian, 236 

 of semi- mountainous region, 23$ 



Ctfmomys magtllatoca, 124-5 

 p. 138 



Cue nil (a, 19 



Cuyler. C. C., 4 



loiYstus fatagomifMs. 135 



Cyamotis rmArigaster, 1 2O 



Cygma mtlancforypha, 82 



Cyttaria darwimii, 145 



T)ANA. R. H.. "Two Years before the 



Mast," 19 

 Darwin, Charles, " Geological Observations 



in South America," 228 

 on basalts, 219 



on fossils of Patagonia, 37, 20 1 

 on geological section at Direction 



Hill. 24 



on green pebbles, 170 

 on habits of guanaco, 27 1 

 on lava flows, 1 1 1 

 on Patagonian plains, 205-6 

 on ruins at Port Desire, 2 1 

 on Santa Cruz River, 104, 241 

 on scarps of Santa Cruz River, 227 

 on Santa Cruz valley, 106 

 on terrace plains, 2 1 8 

 on transverse valleys, 228 

 visit to Patagonia, I 

 visit to Punta Alia. 16 

 " Voyage of the Beagle," 208 

 Darwin, Mount, 152 



Station, 20 1 ; weather observations at, 



260-1 



Davis, John, 276 

 Dawson Island, 145, 277, 278 

 Deer, 142, 176 

 Chilian, 185 



lameness of, /jo, ijt, /jf, 199, 266 

 Patagonian, not found in Tierra del Fuego, 



271 



species of, 143 

 Dtmtalium, 19 



Depressions in plains, 42, /6j, *86 

 Desire, Port, call at, 20 

 colony at, 276 

 ruins at, 20. 276 

 Desire River, srt River 

 DuuK^kfrut, 52, 67, 173 

 Dike, basaltic, 1 1 5 

 Dikes in Tertiary rocks, 220 

 Dilatoriness, of Argentine officials, 1 2 



Spanish- American, 153 

 Dinnemarcara, 90 

 Dinosaurs, 13*. 135, 146 

 Direction Hill, 23, 24 . 

 Dodge, C. H., 4 

 Dogs, Indian, 45 



timber, 139 

 Dolphins, fossil, 285 

 Dove, 121 



Drimys wimteri, 150, 153 

 Drumlins, 219, 249 

 Ducks, 82, 87, 134, 166 

 Dugouts, of Channel Indians, 274 



P ASTERN Plains Region, 218 



Edentates, fossil, 37, 173 

 Eggs of Rhea. 84, 273 

 Eiley, Captain, 194 

 Elevation, Pliocene, 294 



recent, 223. 239, 242, 292, 294 



Tertiary, 245-6 

 lUainea albictps, \ 30 

 Embarkation of first expedition, 6 

 Encampment, ancient, of Tchuelches, 180, 26 j 

 England, miners from, 278 

 Englishmen, 96, 106, 280 



ports, vessels from, 277 



schooners, 60, 147 



settlement at Port Desire, 276 



sheep-farmers, 280 

 Entre Rios, visit to, 2O2 

 Eqxuttum, at Laguna Leona, 41 

 Erosion, due to rodents, 1 26 



of tides, 53 



Tertiary, 292 



wind, 126 

 Erratics, 88, 223 



