INDEX. 
477 
Punta Raza, 309 
Rosa, 309 
Pyramidellidae, 173 
Pyrotherium beds, 104, 407 
Pyrula, 205 
Carolina, 205, 258, 261, 267, 274, 279, 
282, 293, 295, 298 
condita, 206 
hombroniana, 246, 263, 264 
pyriformis, 206, 293 
reticulata, 206 
Q UENSTEDT, F. A., 56 
Quili Malal, 9 
Quiriquina beds, 10, 21 
TA ECENT period, 295, 296, 299 
Reeve, L. A., 86, 232, 233, 234 
Reticulipora, 68 
patagonica, 68, 257, 2 66, 301 
transennata, 68, 301 
Rhynconella, 8, 70 
c cel at a, 72 
nigricans, 71, 72, 289, 299 
var. pixy data, 72 
plicigera, 70, 257, 262, 266, 268, 272, 
277, 278, 281, 283, 289, 299 
psittacea, 71 
squamosa, 72, 257, 278, 289, 301, 323 
Rhynchonellidae, 70 
Rio Chalia, 4p, 275, 276, 286, 439 
Chico, 276, 277, 286 
Gallegos, 401, 413, 415, 421, 431, 432, 
437 
de las Minas, 4p, 306 
Malargue, 8, 1 1 
Neuquen, 35 
Salado, 8, 1 1 
Santa Cruz, p.8, 266, 268, 432 
Tarde, 3, 4, 30, 45? 
canon of, 12, 15, 28 
section, 278, 279, 309 
Rochebrune, A. T. de, 261, 263 
Rodentia, 443 
Roemer, F., 30 
Ruetimeyer, L., 312, 313, 315 
C^ALI CORN ARIA, 65 
marginata , 64 
Salt Lake, 49, 275, 285 
San Julian, 48, 274 
Sandberger, C. L. F., 82 
Santa Cruz, 269, 428, 430 
beds, 266, 284, 286, 287, 333, 334, 335, 
442 
lower, 360, 386, 401, 405, 413, 430 
upper, 372, 436 
fauna, 347 
lakes, 7 
Santa Rosa, see Punta Raza 
Sarasin, 37 
Sarcophilus, 338, 342, 345, 347, 353, 354, 
37 °, 37 I > 396 , 398 , 399 
Saxicavidse, 135, 152 
Scabrse, 19 
Scalaria, 175 
browni, 175, 176 
inaequistriata, 177, 293 
lamellosa, 177, 293 
lyrata, 175, 176 
rugulosa, 775, 258, 260, 267, 270, 271, 
273, 274, 275, 276, 278, 281, 283, 
293, 295, 298, 299, 300 
var. obsoleta, 177, 309 
Scalariidae, 175 
Scalpellum, 247 
juliense, 247, 258, 274, 294 
solidulum, 247, 248, 294 
Scaphechinus, 56 
Scaphella, 227, 229 
Scaphelloid series, 227, 231 
Scaphopoda, 28, 157 
Schizaster, 62 
ameghinoi, 62, 257, 262, 266, 268, 270, 
271, 272, 274, 278, 298 
atacamensis, 62, 63 
valdivianus, 62, 63, 298 
Schott, G., 318 
Scott, W. B., 3, 162, 333, 334, 433, 439 
Scutella, 55, 56, 57, 60, 322 
circularis, 59 
faujasi, 59 
interlineata, 57 
