1139:
635:
328:
563:
2436:
1299:
1290:
1281:
1272:
1182:
1173:
1566:
527:
1578:
2449:
489:
335:
269:
1335:
1326:
1317:
1308:
1254:
1245:
1236:
1227:
1218:
1209:
1200:
1191:
1164:
1155:
1146:
1263:
509:
608:
581:
545:
422:
between Chile and
Argentina, thus there was both a political and scientific motivation behind the exploration of Patagonia. Santiago Roth called the upper course of Río Cisnes for Río Frías being unaware that it was the same river. Further he thought this unexplored area to be in Argentina and not in
419:
912:
The Alto Río Cisnes Fossil Fauna (Río Frías
Formation, Early-Middle Miocene, Friasian SALMA): A keystone and paradigmatic vertebrate assemblage of the South American Fossil Record
2335:
1138:
2315:
1609:
2478:
2325:
1569:
410:
Río Frías
Formation was discovered by Santiago Roth in the summer of 1897–98. Roth was a Swiss immigrant who had been sent to survey the area by
2473:
2300:
2513:
2518:
2320:
2285:
2275:
2227:
2305:
1657:
1359:
2132:
327:
2503:
1457:
431:
period. Later research on Ar/Ar data revealed the base of the formation dating to 16.5 Ma, which means a slight overlap with the
1672:
997:
399:
2356:
221:
182:
2310:
1602:
1553:
1387:
1006:
1573:
836:
820:
2498:
2280:
2257:
2237:
2137:
2014:
175:
2401:
1432:
2295:
2290:
2252:
2242:
2142:
1740:
1725:
791:
2508:
2411:
2232:
2064:
1595:
927:
2330:
1482:
2493:
2396:
2165:
2019:
1850:
952:
439:
1526:
1410:
1405:
1400:
2207:
1923:
1870:
1770:
857:
1395:
2483:
2421:
2391:
1928:
1800:
1755:
1735:
163:
1499:
1447:
2247:
2180:
2175:
2059:
1973:
1885:
1865:
1845:
1662:
1420:
1415:
1372:
645:
423:
Chile. This led the formation to acquire its name. Roth sent fossils he collected from the formation to
136:
2147:
2029:
1880:
1504:
1465:
741:
2117:
2185:
2107:
2074:
2024:
1938:
1933:
1810:
1805:
1790:
1785:
1780:
1745:
1667:
1509:
1442:
1377:
1367:
663:
126:
928:"Fossil Marsupialia from the type Friasian land mammal age (Miocene), Alto Río Cisnes, Aisén, Chile"
2371:
2079:
1840:
1519:
1514:
1487:
1425:
990:
729:
705:
687:
681:
675:
424:
699:
669:
2127:
2049:
1775:
1760:
1632:
1475:
446:
367:
2416:
1750:
711:
693:
651:
2488:
2122:
2054:
2044:
1913:
1855:
1825:
1820:
1815:
1720:
1710:
1470:
634:
1577:
2089:
2069:
2039:
1983:
1978:
1968:
1953:
1948:
1895:
1875:
1765:
1618:
875:
411:
383:
371:
356:
284:
1271:
1253:
1181:
1172:
953:"Stratigraphy of the Río Frías Formation (Miocene) along the Alto Río Cisnes, Aisén, Chile"
2406:
2112:
2034:
1963:
1958:
1918:
1890:
1835:
1830:
1795:
1244:
895:
Ambientes asociados a la fauna
Friasense (Mioceno Medio) en Alto río Cisnes (Aysén, Chile)
723:
627:
415:
1647:
375:
256:
1298:
1280:
1226:
1190:
562:
2440:
2386:
1316:
983:
957:
932:
717:
657:
555:
481:
214:
31:
1334:
1307:
1289:
1199:
1154:
2467:
2376:
2366:
2351:
2170:
1730:
1715:
1090:
1080:
1040:
1035:
910:
893:
501:
76:
27:
1325:
1262:
1235:
1217:
1145:
2453:
2435:
2381:
2361:
1492:
1075:
526:
519:
432:
379:
299:
1208:
1163:
975:
1105:
1095:
1065:
1045:
879:
866:
840:
824:
746:
618:
600:
51:
488:
2006:
1943:
1110:
735:
443:
427:
who was active at La Plata. It was with this fossils
Ameghino established the
96:
61:
236:
223:
197:
184:
2199:
2084:
1905:
1637:
1125:
1115:
1100:
1050:
1025:
591:
573:
391:
159:
101:
45:
508:
2157:
2099:
1997:
1693:
1642:
1531:
1120:
1085:
1070:
1060:
1020:
428:
395:
91:
86:
71:
66:
56:
36:
607:
1702:
1652:
537:
436:
378:, western Patagonia. The formation crops out along the upper course of
364:
155:
106:
81:
580:
435:
land mammal age (ending at 16.3 Ma). The formation was deposited in a
1055:
1030:
1587:
544:
274:
151:
1591:
979:
633:
606:
579:
561:
543:
525:
507:
487:
898:, XIV Reuñión Argentina de Sedimentología, pp. 40–41
457:
The following fossils have been found in the formation:
856:
Abello, María
Alejandra; Rubilar Rogers, David (2012),
442:, characterized by an intermontane valley flanked by
915:, III Simposio Paleontología en Chile, pp. 44–45
769:
767:
765:
2344:
2266:
2220:
2198:
2156:
2098:
2005:
1996:
1904:
1701:
1692:
1681:
1625:
1546:
1456:
1386:
1358:
1347:
1013:
313:
305:
295:
290:
280:
262:
252:
213:
174:
169:
147:
142:
132:
122:
21:
862:Ameghino, 1887 (Marsupialia, Paucituberculata)"
951:Marshall, Larry G.; Salinas, Patricia (1990),
394:fossils have been found in the formation. The
1603:
991:
8:
334:
2002:
1698:
1689:
1610:
1596:
1588:
1355:
998:
984:
976:
459:
18:
761:
471:
16:Geologic formation in western Patagonia
420:Cordillera of the Andes Boundary Case
7:
14:
2447:
2434:
1576:
1565:
1564:
1333:
1324:
1315:
1306:
1297:
1288:
1279:
1270:
1261:
1252:
1243:
1234:
1225:
1216:
1207:
1198:
1189:
1180:
1171:
1162:
1153:
1144:
1137:
333:
326:
267:
2479:Miocene Series of South America
1007:South American land mammal ages
400:South American Land Mammal Ages
402:is named after the formation.
1:
802:Bostelmann et al., 2012, p.44
2474:Geologic formations of Chile
892:Bellosi, Eduardo S. (2014),
773:Marshall & Salinas, 1990
215:Approximate paleocoordinates
2514:Austral or Magallanes Basin
342:Río Frías Formation (Chile)
2535:
1483:Divisadero Largo Formation
958:Revista Geológica de Chile
933:Revista Geológica de Chile
926:Marshall, Larry G (1990),
811:Bellosi et al., 2014, p.40
664:Microbiotherium tehuelchum
495:
476:
2430:
2412:Reigolil-Pirihueico Fault
1562:
1132:
909:Bostelmann, J.E. (2012),
676:Palaeothentes intermedius
658:Megathericulus friasensis
605:
578:
502:Prothylacinus patagonicus
482:Astrapotherium hesperinum
414:. Moreno was director of
321:
26:
2397:Magallanes-Fagnano Fault
2133:Nacientes del Biobío Fm.
1411:Arroyo Chasicó Formation
792:Paleo Database: Friasian
730:?Propalaehoplophorus sp.
670:Parabderites bicrispatus
418:and was involved in the
2519:Geology of Aysén Region
2504:Conglomerate formations
2208:Llano de Chocolate Beds
1401:Monte Hermoso Formation
880:10.5710/AMGH.v49i2(408)
162:, unconsolidated sand,
2402:Mocha-Villarrica Fault
2138:Nacientes del Teno Fm.
646:Abderites meridionalis
638:
611:
601:Cladosictis patagonica
584:
566:
548:
530:
512:
492:
387:
360:
2228:Coastal central Chile
1527:Santa Lucía Formation
1433:Collón Curá Formation
1406:Huayquerías Formation
1396:Chapadmalal Formation
858:"Revisión del género
742:Trachytypotherium sp.
637:
610:
583:
565:
547:
529:
511:
491:
2499:Siltstone formations
2357:Biobío-Aluminé Fault
2326:Quebrada del Carrizo
1741:Caleta Herradura Fm.
1443:Santa Cruz Formation
652:Alloiomys friasensis
127:Geological formation
2444: •
2392:Liquiñe-Ofqui Fault
2065:Punta del Cobre Fm.
2015:Baños del Flaco Fm.
1851:Quebrada Macusa Fm.
1515:Salamanca Formation
1500:Casamayor Formation
1488:Sarmiento Formation
1448:Colhué Huapí Member
1438:Río Frías Formation
724:Phoenixauchenia sp.
712:Sipalocyon gracilis
706:Prototrigodon rothi
694:Pichipilus halleuxi
628:Homalodotherium sp.
425:Florentino Ameghino
361:Formación Río Frías
353:Río Frías Formation
233: /
194: /
28:Stratigraphic range
22:Río Frías Formation
2441:Geology portal
2166:Canto del Agua Fm.
2020:Cerro Colorado Fm.
1633:Arequipa-Antofalla
1505:Itaboraí Formation
1476:Tinguiririca fauna
1416:Río Mayo Formation
1373:Ensenada Formation
747:Platyrrhini indet.
718:Neonematherium sp.
700:Pitheculites rothi
639:
612:
585:
574:Borhyaena tuberata
567:
556:Protypotherium sp.
549:
531:
513:
493:
368:geologic formation
137:Ñirehuao Formation
2461:
2460:
2301:Cordillera Darwin
2216:
2215:
2194:
2193:
2143:Pan de Azúcar Fm.
1992:
1991:
1924:Caleta Chonos Fm.
1871:Santo Domingo Fm.
1771:Cola de Zorro Fm.
1726:Bahía Inglesa Fm.
1585:
1584:
1542:
1541:
1471:Abanico Formation
1466:Deseado Formation
754:
753:
350:
349:
2526:
2509:Fluvial deposits
2454:Chile portal
2452:
2451:
2450:
2439:
2438:
2372:El Arrayán Fault
2336:Tierra del Fuego
2253:South Patagonian
2243:North Patagonian
2003:
1736:Caleta Godoy Fm.
1699:
1690:
1619:Geology of Chile
1612:
1605:
1598:
1589:
1580:
1568:
1567:
1356:
1337:
1328:
1319:
1310:
1301:
1292:
1283:
1274:
1265:
1256:
1247:
1238:
1229:
1220:
1211:
1202:
1193:
1184:
1175:
1166:
1157:
1148:
1141:
1000:
993:
986:
977:
972:
971:
970:
947:
946:
945:
922:
921:
920:
905:
904:
903:
888:
887:
886:
844:
834:
828:
818:
812:
809:
803:
800:
794:
789:
783:
780:
774:
771:
520:Adinotherium sp.
460:
412:Francisco Moreno
372:sedimentary rock
337:
336:
330:
273:
271:
270:
248:
247:
245:
244:
243:
238:
234:
231:
230:
229:
226:
209:
208:
206:
205:
204:
199:
195:
192:
191:
190:
187:
118:
48:
19:
2534:
2533:
2529:
2528:
2527:
2525:
2524:
2523:
2494:Tuff formations
2464:
2463:
2462:
2457:
2448:
2446:
2433:
2426:
2422:Valeriano Fault
2417:San Ramón Fault
2407:Pichilemu Fault
2340:
2321:Punta de Choros
2268:
2262:
2258:Vicuña Mackenna
2238:Futrono-Riñihue
2212:
2190:
2181:Santa Juana Fm.
2176:Panguipulli Fm.
2152:
2094:
2030:Chañarcillo Gp.
1988:
1934:Cura-Mallín Gp.
1900:
1886:Trapa-Trapa Fm.
1781:Cura-Mallín Gp.
1685:
1683:
1677:
1621:
1616:
1586:
1581:
1558:
1538:
1510:Río Chico Group
1452:
1382:
1378:Uquía Formation
1368:Luján Formation
1351:
1349:
1343:
1342:
1341:
1340:
1339:
1338:
1330:
1329:
1321:
1320:
1312:
1311:
1303:
1302:
1294:
1293:
1285:
1284:
1276:
1275:
1267:
1266:
1258:
1257:
1249:
1248:
1240:
1239:
1231:
1230:
1222:
1221:
1213:
1212:
1204:
1203:
1195:
1194:
1186:
1185:
1177:
1176:
1168:
1167:
1159:
1158:
1150:
1149:
1130:
1009:
1004:
968:
966:
950:
943:
941:
925:
918:
916:
908:
901:
899:
891:
884:
882:
855:
852:
847:
837:Alto Río Cisnes
835:
831:
819:
815:
810:
806:
801:
797:
790:
786:
781:
777:
772:
763:
759:
619:Pachyrukhos sp.
455:
416:La Plata Museum
408:
346:
345:
344:
343:
340:
339:
338:
268:
266:
241:
239:
235:
232:
227:
224:
222:
220:
219:
202:
200:
196:
193:
188:
185:
183:
181:
180:
117:
116:
115:
114:
109:
104:
99:
94:
89:
84:
79:
74:
69:
64:
59:
54:
44:16.5–15.5
43:
42:
40:
34:
17:
12:
11:
5:
2532:
2530:
2522:
2521:
2516:
2511:
2506:
2501:
2496:
2491:
2486:
2481:
2476:
2466:
2465:
2459:
2458:
2431:
2428:
2427:
2425:
2424:
2419:
2414:
2409:
2404:
2399:
2394:
2389:
2387:Lanalhue Fault
2384:
2379:
2374:
2369:
2364:
2359:
2354:
2348:
2346:
2342:
2341:
2339:
2338:
2333:
2328:
2323:
2318:
2313:
2308:
2303:
2298:
2293:
2288:
2283:
2278:
2272:
2270:
2264:
2263:
2261:
2260:
2255:
2250:
2245:
2240:
2235:
2230:
2224:
2222:
2218:
2217:
2214:
2213:
2211:
2210:
2204:
2202:
2196:
2195:
2192:
2191:
2189:
2188:
2183:
2178:
2173:
2168:
2162:
2160:
2154:
2153:
2151:
2150:
2145:
2140:
2135:
2130:
2125:
2120:
2115:
2110:
2108:Chacarilla Fm.
2104:
2102:
2096:
2095:
2093:
2092:
2087:
2082:
2077:
2075:Quiriquina Fm.
2072:
2070:Purilactis Gp.
2067:
2062:
2057:
2052:
2047:
2042:
2040:Divisadero Gp.
2037:
2032:
2027:
2025:Chacarilla Fm.
2022:
2017:
2011:
2009:
2000:
1994:
1993:
1990:
1989:
1987:
1986:
1981:
1976:
1974:Pupunahue Beds
1971:
1969:Purilactis Gp.
1966:
1961:
1956:
1951:
1946:
1941:
1939:La Cascada Fm.
1936:
1931:
1926:
1921:
1916:
1910:
1908:
1902:
1901:
1899:
1898:
1893:
1888:
1883:
1878:
1873:
1868:
1866:San Pedro Beds
1863:
1858:
1853:
1848:
1846:Pupunahue Beds
1843:
1838:
1833:
1828:
1823:
1818:
1813:
1808:
1806:La Portada Fm.
1803:
1801:La Montaña Fm.
1798:
1793:
1791:La Cascada Fm.
1788:
1786:Farellones Fm.
1783:
1778:
1773:
1768:
1763:
1758:
1753:
1748:
1746:Campanario Fm.
1743:
1738:
1733:
1728:
1723:
1718:
1713:
1707:
1705:
1696:
1687:
1679:
1678:
1676:
1675:
1670:
1665:
1660:
1655:
1650:
1645:
1640:
1635:
1629:
1627:
1623:
1622:
1617:
1615:
1614:
1607:
1600:
1592:
1583:
1582:
1563:
1560:
1559:
1557:
1556:
1550:
1548:
1544:
1543:
1540:
1539:
1537:
1536:
1535:
1534:
1532:Tiupampa fauna
1524:
1523:
1522:
1512:
1507:
1502:
1497:
1496:
1495:
1485:
1480:
1479:
1478:
1468:
1462:
1460:
1454:
1453:
1451:
1450:
1445:
1440:
1435:
1430:
1429:
1428:
1426:La Venta fauna
1418:
1413:
1408:
1403:
1398:
1392:
1390:
1384:
1383:
1381:
1380:
1375:
1370:
1364:
1362:
1353:
1345:
1344:
1332:
1331:
1323:
1322:
1314:
1313:
1305:
1304:
1296:
1295:
1287:
1286:
1278:
1277:
1269:
1268:
1260:
1259:
1251:
1250:
1242:
1241:
1233:
1232:
1224:
1223:
1215:
1214:
1206:
1205:
1197:
1196:
1188:
1187:
1179:
1178:
1170:
1169:
1161:
1160:
1152:
1151:
1143:
1142:
1136:
1135:
1134:
1133:
1131:
1129:
1128:
1123:
1118:
1113:
1108:
1103:
1098:
1093:
1088:
1083:
1078:
1073:
1068:
1063:
1058:
1053:
1048:
1043:
1038:
1033:
1028:
1023:
1017:
1015:
1011:
1010:
1005:
1003:
1002:
995:
988:
980:
974:
973:
948:
923:
906:
889:
874:(2): 164–184,
851:
848:
846:
845:
829:
813:
804:
795:
784:
782:Marshall, 1990
775:
760:
758:
755:
752:
751:
749:
736:Prozaedyus sp.
641:
640:
631:
623:
622:
614:
613:
604:
596:
595:
587:
586:
577:
569:
568:
559:
551:
550:
541:
533:
532:
523:
515:
514:
505:
497:
496:
494:
485:
478:
474:
473:
470:
467:
464:
454:
453:Fossil content
451:
407:
404:
398:period in the
365:Middle Miocene
348:
347:
341:
332:
331:
325:
324:
323:
322:
319:
318:
315:
311:
310:
307:
303:
302:
297:
293:
292:
288:
287:
282:
278:
277:
264:
260:
259:
254:
250:
249:
217:
211:
210:
178:
172:
171:
167:
166:
149:
145:
144:
140:
139:
134:
130:
129:
124:
120:
119:
112:
111:
110:
105:
100:
95:
90:
85:
80:
75:
70:
65:
60:
55:
50:
49:
32:Middle Miocene
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
2531:
2520:
2517:
2515:
2512:
2510:
2507:
2505:
2502:
2500:
2497:
2495:
2492:
2490:
2487:
2485:
2484:Neogene Chile
2482:
2480:
2477:
2475:
2472:
2471:
2469:
2456:
2455:
2443:
2442:
2437:
2429:
2423:
2420:
2418:
2415:
2413:
2410:
2408:
2405:
2403:
2400:
2398:
2395:
2393:
2390:
2388:
2385:
2383:
2380:
2378:
2377:Futrono Fault
2375:
2373:
2370:
2368:
2367:Domeyko Fault
2365:
2363:
2360:
2358:
2355:
2353:
2352:Atacama Fault
2350:
2349:
2347:
2343:
2337:
2334:
2332:
2329:
2327:
2324:
2322:
2319:
2317:
2314:
2312:
2309:
2307:
2306:Eastern Andes
2304:
2302:
2299:
2297:
2294:
2292:
2289:
2287:
2284:
2282:
2279:
2277:
2274:
2273:
2271:
2265:
2259:
2256:
2254:
2251:
2249:
2246:
2244:
2241:
2239:
2236:
2234:
2231:
2229:
2226:
2225:
2223:
2219:
2209:
2206:
2205:
2203:
2201:
2197:
2187:
2184:
2182:
2179:
2177:
2174:
2172:
2169:
2167:
2164:
2163:
2161:
2159:
2155:
2149:
2146:
2144:
2141:
2139:
2136:
2134:
2131:
2129:
2126:
2124:
2121:
2119:
2116:
2114:
2113:Coihaique Gp.
2111:
2109:
2106:
2105:
2103:
2101:
2097:
2091:
2088:
2086:
2083:
2081:
2078:
2076:
2073:
2071:
2068:
2066:
2063:
2061:
2058:
2056:
2053:
2051:
2048:
2046:
2043:
2041:
2038:
2036:
2035:Coihaique Gp.
2033:
2031:
2028:
2026:
2023:
2021:
2018:
2016:
2013:
2012:
2010:
2008:
2004:
2001:
1999:
1995:
1985:
1982:
1980:
1977:
1975:
1972:
1970:
1967:
1965:
1962:
1960:
1957:
1955:
1952:
1950:
1947:
1945:
1942:
1940:
1937:
1935:
1932:
1930:
1929:Cheuquemó Fm.
1927:
1925:
1922:
1920:
1917:
1915:
1912:
1911:
1909:
1907:
1903:
1897:
1894:
1892:
1889:
1887:
1884:
1882:
1879:
1877:
1874:
1872:
1869:
1867:
1864:
1862:
1861:Río Frías Fm.
1859:
1857:
1854:
1852:
1849:
1847:
1844:
1842:
1841:Puduhuapi Fm.
1839:
1837:
1834:
1832:
1829:
1827:
1824:
1822:
1819:
1817:
1814:
1812:
1809:
1807:
1804:
1802:
1799:
1797:
1794:
1792:
1789:
1787:
1784:
1782:
1779:
1777:
1774:
1772:
1769:
1767:
1764:
1762:
1759:
1757:
1756:Cheuquemó Fm.
1754:
1752:
1751:Chaicayán Gp.
1749:
1747:
1744:
1742:
1739:
1737:
1734:
1732:
1729:
1727:
1724:
1722:
1719:
1717:
1716:Angostura Fm.
1714:
1712:
1709:
1708:
1706:
1704:
1700:
1697:
1695:
1691:
1688:
1680:
1674:
1671:
1669:
1666:
1664:
1663:Madre de Dios
1661:
1659:
1656:
1654:
1651:
1649:
1646:
1644:
1641:
1639:
1636:
1634:
1631:
1630:
1628:
1624:
1620:
1613:
1608:
1606:
1601:
1599:
1594:
1593:
1590:
1579:
1575:
1571:
1561:
1555:
1552:
1551:
1549:
1545:
1533:
1530:
1529:
1528:
1525:
1521:
1520:Punta Peligro
1518:
1517:
1516:
1513:
1511:
1508:
1506:
1503:
1501:
1498:
1494:
1491:
1490:
1489:
1486:
1484:
1481:
1477:
1474:
1473:
1472:
1469:
1467:
1464:
1463:
1461:
1459:
1455:
1449:
1446:
1444:
1441:
1439:
1436:
1434:
1431:
1427:
1424:
1423:
1422:
1419:
1417:
1414:
1412:
1409:
1407:
1404:
1402:
1399:
1397:
1394:
1393:
1391:
1389:
1385:
1379:
1376:
1374:
1371:
1369:
1366:
1365:
1363:
1361:
1357:
1354:
1346:
1336:
1327:
1318:
1309:
1300:
1291:
1282:
1273:
1264:
1255:
1246:
1237:
1228:
1219:
1210:
1201:
1192:
1183:
1174:
1165:
1156:
1147:
1140:
1127:
1124:
1122:
1119:
1117:
1114:
1112:
1109:
1107:
1104:
1102:
1099:
1097:
1094:
1092:
1091:Tinguirirican
1089:
1087:
1084:
1082:
1081:Colhuehuapian
1079:
1077:
1074:
1072:
1069:
1067:
1064:
1062:
1059:
1057:
1054:
1052:
1049:
1047:
1044:
1042:
1041:Montehermosan
1039:
1037:
1036:Chapadmalalan
1034:
1032:
1029:
1027:
1024:
1022:
1019:
1018:
1016:
1012:
1008:
1001:
996:
994:
989:
987:
982:
981:
978:
964:
960:
959:
954:
949:
939:
935:
934:
929:
924:
914:
913:
907:
897:
896:
890:
881:
877:
873:
869:
868:
863:
861:
854:
853:
849:
842:
838:
833:
830:
826:
822:
817:
814:
808:
805:
799:
796:
793:
788:
785:
779:
776:
770:
768:
766:
762:
756:
750:
748:
744:
743:
738:
737:
732:
731:
726:
725:
720:
719:
714:
713:
708:
707:
702:
701:
696:
695:
690:
689:
684:
683:
678:
677:
672:
671:
666:
665:
660:
659:
654:
653:
648:
647:
643:
642:
636:
632:
630:
629:
625:
624:
621:
620:
616:
615:
609:
603:
602:
598:
597:
594:
593:
592:Theosodon sp.
589:
588:
582:
576:
575:
571:
570:
564:
560:
558:
557:
553:
552:
546:
542:
540:
539:
535:
534:
528:
524:
522:
521:
517:
516:
510:
506:
504:
503:
499:
498:
490:
486:
484:
483:
479:
475:
468:
465:
462:
461:
458:
452:
450:
448:
445:
441:
438:
434:
430:
426:
421:
417:
413:
405:
403:
401:
397:
393:
389:
385:
381:
377:
373:
369:
366:
362:
358:
354:
329:
320:
316:
312:
309:Santiago Roth
308:
304:
301:
298:
294:
289:
286:
283:
279:
276:
265:
261:
258:
255:
251:
246:
237:45.2°S 66.3°W
218:
216:
212:
207:
198:44.6°S 71.2°W
179:
177:
173:
168:
165:
161:
157:
153:
150:
146:
141:
138:
135:
131:
128:
125:
121:
108:
103:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
47:
38:
33:
29:
25:
20:
2445:
2432:
2382:Gastre Fault
2362:Cachet Fault
2233:Elqui-Limarí
2148:Tobífera Fm.
2128:La Negra Fm.
2060:Ñirehuao Fm.
2050:Hornitos Fm.
1881:Traiguén Fm.
1860:
1776:Coquimbo Fm.
1761:Cholchol Fm.
1731:Caldera Beds
1554:Bibliography
1493:Lake Musters
1437:
1076:Santacrucian
967:, retrieved
962:
956:
942:, retrieved
937:
931:
917:, retrieved
911:
900:, retrieved
894:
883:, retrieved
871:
865:
859:
850:Bibliography
832:
816:
807:
798:
787:
778:
740:
734:
728:
722:
716:
710:
704:
698:
692:
686:
680:
674:
668:
662:
656:
650:
644:
626:
617:
599:
590:
572:
554:
536:
518:
500:
480:
456:
433:Santacrucian
409:
380:Cisnes River
376:Aysén Region
352:
351:
314:Year defined
291:Type section
257:Aysén Region
242:-45.2; -66.3
203:-44.6; -71.2
164:conglomerate
2316:Puerto Edén
2276:Bahía Mansa
2267:Metamorphic
2248:Panguipulli
2186:Tralcán Fm.
2171:Choiyoi Gp.
2123:La Liga Fm.
2055:La Liga Fm.
2045:Dorotea Fm.
1914:Abanico Fm.
1856:Ranquil Fm.
1826:Navidad Fm.
1821:Mininco Fm.
1816:Malleco Fm.
1721:Ayacara Fm.
1711:Abanico Fm.
1682:Sedimentary
1421:Honda Group
1106:Casamayoran
1096:Divisaderan
1066:Colloncuran
1046:Huayquerian
867:Ameghiniana
841:Fossilworks
825:Fossilworks
682:P. lemoinei
538:Nesodon sp.
440:environment
406:Description
374:located in
285:Aysén Basin
240: /
201: /
176:Coordinates
2468:Categories
2311:Mejillones
2221:Batholiths
2118:Ibáñez Fm.
2090:Zapata Fm.
2080:Viñita Fm.
2007:Cretaceous
1984:Vargas Fm.
1979:Temuco Fm.
1954:Lupica Fm.
1949:Loreto Fm.
1896:Vargas Fm.
1876:Temuco Fm.
1766:Chucal Fm.
1686:and groups
1684:formations
1668:Mejillonia
1360:Quaternary
1350:formations
1111:Itaboraian
969:2017-10-21
944:2017-10-21
919:2018-09-10
902:2018-09-10
885:2019-02-15
757:References
688:P. minutus
444:Cretaceous
388:Río Cisnes
2269:complexes
2200:Paleozoic
1964:Parga Fm.
1959:Oxaya Fm.
1919:Azapa Fm.
1906:Paleogene
1891:Tubul Fm.
1836:Parga Fm.
1831:Oxaya Fm.
1811:Lauca Fm.
1796:Lacui Fm.
1673:Patagonia
1638:Chaitenia
1458:Paleogene
1352:and sites
1126:Tiupampan
1116:Riochican
1101:Mustersan
1051:Chasicoan
1026:Ensenadan
860:Abderites
821:Río Frías
392:Marsupial
300:Río Frías
296:Named for
160:siltstone
143:Lithology
2489:Friasian
2286:Chañaral
2158:Triassic
2100:Jurassic
1998:Mesozoic
1944:Lebu Gp.
1694:Cenozoic
1658:Fitz Roy
1643:Chilenia
1626:Terranes
1570:Category
1348:Defining
1121:Peligran
1086:Deseadan
1071:Friasian
1061:Laventan
1021:Lujanian
466:Fossils
447:basement
429:Friasian
396:Friasian
370:made up
306:Named by
170:Location
133:Overlies
37:Friasian
2085:Way Gp.
1703:Neogene
1653:Cuyania
1547:Sources
1388:Neogene
965:: 57–87
940:: 19–55
477:Mammals
449:rocks.
437:fluvial
384:Spanish
363:) is a
357:Spanish
263:Country
228:66°18′W
225:45°12′S
189:71°12′W
186:44°36′S
156:tuffite
148:Primary
113:↓
2345:Faults
2331:Trafún
2296:Chonos
2291:Choapa
1648:Chiloé
1574:Images
1056:Mayoan
1031:Uquian
472:Notes
469:Image
463:Group
281:Extent
272:
253:Region
2281:Belén
275:Chile
1014:Ages
843:.org
827:.org
317:1898
152:Tuff
123:Type
52:PreꞒ
876:doi
839:at
823:at
390:).
2470::
1572:•
963:17
961:,
955:,
938:17
936:,
930:,
872:49
870:,
864:,
764:^
745:,
739:,
733:,
727:,
721:,
715:,
709:,
703:,
697:,
691:,
685:,
679:,
673:,
667:,
661:,
655:,
649:,
386::
359::
158:,
154:,
102:Pg
46:Ma
30::
1611:e
1604:t
1597:v
999:e
992:t
985:v
878::
382:(
355:(
107:N
97:K
92:J
87:T
82:P
77:C
72:D
67:S
62:O
57:Ꞓ
41:~
39:)
35:(
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