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P. 222 PUERTO DESEADO Here appears again the quartz porphory complex, similar to that at Bustamante etc. at the N. end of the gulf. P. 223 PICO TRUNCADO 343. Broken tooth. See below. C.S.W. 4/22/31. 1 pack. 28676 The locality examined here is on the NE side of the Rio Descado. Where the road from the RR Station of Pico Truncado descends from the Pampa to the river valley, just west of the road. The section is : Pataganiano Parallel uncomformity 125' tuffs and tuffaceous clays, white or pale, bedded & with several layers tosquilla- like, less than 1 m. thick. Apparent perfect conformity 100'+ "Argiles Fissilaires" typical, yellow, red & whitish, in part very hard ? with small limonite nodules. Base not exposed The middle member, tuff, contains bones, but very few #343, the only determinable or nearly determinable specimen found, comes froma bout 90' up in this series. (AT THE END OF THE NOTEBOOK) (Various Notes added) BOXES 1 ? 5 Camp equipment 4c has last fossils Stratigraphy & mammalian Paleontology G.G.S. Petrography & mineralogy G.C. McCartney Paleontology Berry Fossil Birds Wetmore Approximate Amount of Material Collected Fossil mammals Skulls Jaws Other Total Notostylopense 23 110 1050 1183 Astraponotense 1 14 44 59 Pyrotheriano 4 35 65 104 Colpodonense 9 54 40 103 ---------------- ----- 37 213 1199 1449 + Notostylopense 7 partial skeletons Total fossils mammals 1456 (approximate) Fossil Reptiles (Lower Teretiary except 1 Cretaceous crocodile) ? ca. 30 Fossil birds (Lower Tertiary) ? ca.30 Freshwater fishes 20 Freshwater molluscs ca. 65 Plants ca. 75 Rock samples 151 Many shark teeth from the Tertiary Patagoniano & Cretaceous Salamanquano Many marine invertebrates Pataganiano and Salamanqueano Many Indian stone implements A few recent mammals, lizards & other odds and ends Measured 43 geologic profiles, on which all fossils and rock specimens, with very few exceptions are entered and which together with written notes form a very detailed study of the late Cretaceous and early Tertiary of the region. Traveled about 11,000 kilometers by car and made a reconnaissance of an area of about 15,000 square miles with more detailed study at 17 localities. Have boxes of specimens. INDEX LOCALITIES, BOOK TWO 9. 1-1/2 Leagues NE of Cabeza Blanca Profile DB pp 168-169 Notes pp 170-172 Specimens: #s 319-322 10. Lomas Blancas Profile EA p 174 Remarks p 176 Specimens; #s 323-325 11. Cerro Redondo Profile EB pp 178-179 Remarks pp 180-181 Specimens: #s 326-327 12. Las Tortugas Profile EC p 184 Notes pp 182, 185-186 Specimens: #s 328-331 13. South of Las Violetas Profiles FA, FB pp 190-191 Notes pp 187-188 192 194-196 200 Specimens: #s 333-334 Las Tetas de Pinedo Remarks p 197 Butamante Remark p 197 Los Mellizos (Subida Grande De Hansen) Remarks p 197 West End of the Pampita de La Loma Redonda Profile FC p 193 Remarks pp 198-199 14. Region of Pico Salamanca Profiles GA,GB,GC pp204-296 Remarks pp202, 207-210 Specimens #s 335- 340 Mazaredo Remarks 211 15. CANADON LOBO Profiles HA, HB pp 212, 213 Remarks pp 211, 214, 216 Specimens # 341 16. PUNTA NAVA Profile IA p 218 Specimens # 342 Remarks pp 217, 220 ? 221 PUETO DESEADO Remarks p 222 17. PICO TRUNCADO Remarks p 223 Specimen #343 COMPLETE LIST OF PRINCIPAL LOCALITIES AS NUMBERED ON MAP 1. BARRANCA SOUTH OF COLI-HUAPI. 2. KILOMETRO 170 (of railroad from Comoduro Rivaclavia to Colonia Sarmiento. 3. CERRO BLANCO. 4. SSE of ESTACION VALLE HERMOSO (of RR Comodoro ? Sarmiento) Also called near Canadon Pedro. 5. CERRO DEL HUMO 6. CANADON VACO 7. CANADON HONDO 8. CABEZA BLANCA 9. 1-1/2 LEAGUES NE OF CABEZA BLANCA 10. LOMAS BLANCAS 11. CERRO REDONDO 12. LAS TORTUGAS 13. SOUTH OF LAS VIOLETAS (West of Tetas De Pinedo)\ 14. REGION OF PICO SALAMANCA. 15. CANADON LOBO 16. PUNTA NAVA 17. PICO TRUNCADO SPECIMEN INDEX Book One pp. 1 ? 166 Book Two pp 167 ? Spec. No. Page (1-4) (Not Used) 5 ? 8 5 9 ? 15 7 16 ? 23 9 24 ? 31 11 32 ? 38 13 39 ? 44 15 45 ? 51 17 52 ? 60 19 61 ? 68 21 69 ? 76 23 77 ? 85 25 86 - 95 27 96 ? 103 29 104 ? 111 31 112 ? 120 33 121 ? 128 35 129 ? 137 37 138 ? 146 39 147 ? 155 41 156 ? 164 43 165 ? 173 45 174 ? 182 47 183 ? 191 49 192 ? 200 51 201 ? 208 53 209 ? 218 55 219 ? 227 57 228 ? 236 59 237 ? 245 61 246 ? 255 63 256 ? 261 65 256 ? 261 65 262 ? 266 67 267 ? 272 64 273 ? 275 71 276 ? 279 87 280 ? 284 89 285 ? 291 99 292 ? 300 101 301 ? 308 103 309 ? 317 105 318 1 07 319 ? 322 173 323 ? 325 175 326 ? 327 177 328 ? 332 183 SPECIMEN INDEX -cont.- Book One pp. 1 ? 166 Book Two pp. 167 Spec. No. Page 333 ? 334 189 335 ? 338 201 339 - 340 203 341 2 15 342 2 23 343 2 19 401 ? 404 125 405 ? 412 127 413 ? 415 129 416 ? 419 133 420 ? 426 135 427 ? 433 137 436 ? 444 139 445 ? 452 141 453 ? 457 143