965:
559:
359:
366:
290:
1368:
683:
1506:
486:
338:
694:
672:
882:
822:
462:
698:
547:
638:
fauna described by Sedor et al. in 2017, the age of the formation has been defined as late Middle Eocene, or "Barrancan", which is a sub-age of the
1384:
1291:
916:
850:
794:
687:
516:
404:
305:
618:
has provided insight in the paleocurrents of the fluvial environment, with predominant flow directions towards the northwest and east-northeast.
543:
475:
334:
1378:
Wagner Rogério, Daniel; Vieira Dias, Eliseu; Sedor, Fernando
Antonio; WeinschĂĽtz, Luiz Carlos; Del Mouro, Lucas; LeitĂŁo Waichel, Breno (2012),
497:
320:
899:
769:
756:
1299:
Sedor, Fernando A.; Oliveira, Édison V.; Silva, David D.; Fernandes, Luiz A.; Cunha, Renata F.; Ribeiro, Ana M.; Dias, Eliseu V. (2017),
1252:
Monteiro
Machado, Denise Alessandra; Fernandes, Luiz Alberto; Góes, Ana Maria; de Mesquita, Maria José; Macedo de Lima, Fabio (2012),
1352:
1466:
1516:
1461:
1020:
The sub-ages "Barrancan" and "Vacan" are based on respectively the Gran
Barranca Member and the Cañadón Vaca section of the
1186:
1337:
Paleogene phorusrhacid bird (Aves, Phorusrhacidae) from the
Guabirotuba Formation, Curitiba Basin, Paraná, South of Brazil
1258:
358:
1024:
in
Patagonia, Argentina and are not formally established; some authors consider the "Barrancan" as the upper age of the
1422:"Paleogene Land Mammal Faunas of South America; a Response to Global Climatic Changes and Indigenous Floral Diversity"
242:
203:
964:
1496:
1420:
Woodburne, M.O.; Goin, F.J.; Bond, M.; Carlini, A.A.; Gelfo, J.N.; LĂłpez, G.M.; Iglesias, A.; Zimicz, A.N. (2013),
653:
The
Guabirotuba Formation is one of few formations in Brazil providing Paleogene mammal faunas, between the older
1511:
1426:
1380:"Primeira ocorrência de Pleurodira (Testudines) para a Formação Guabirotuba, Bacia de Curitiba, Paraná, Brasil"
1308:
642:
396:
1491:
626:
The age of the formation has been a matter of debate, with early descriptions assigning the formation to the
1486:
196:
1379:
1226:"Onset of the Middle Eocene global cooling and expansion of open-vegetation habitats in central Patagonia"
1354:
CaracterĂsticas GeolĂłgico-GeotĂ©cnicas na Formação
Guabirotuba ErosĂŁo - Movimentos Gravitacionais de Massa
515:. The formation is the lowermost sedimentary unit in the 3,000 square kilometres (1,200 sq mi)
491:
1300:
1501:
1471:
1476:
588:
558:
438:
1334:
Sedor, Fernando A.; Vieira Dias, Eliseu; Da Cunha, Renata
Floriano; Alvarenga, Herculano (2014),
657:
1253:
676:
595:
570:
184:
668:
1481:
1393:
1301:"A New South American Paleogene Land Mammal Fauna, Guabirotuba Formation (Southern Brazil)"
122:
8:
1021:
839:
400:
1397:
1225:
569:
The 60 to 80 metres (200 to 260 ft) thick
Guabirotuba Formation comprises a basal
527:
147:
1421:
1335:
1285:
1271:
989:
983:
444:
The 60 to 80 metres (200 to 260 ft) thick formation has provided several fossil
661:
512:
408:
277:
1435:
1401:
1317:
1267:
995:
877:
480:
1372:
1254:"ProveniĂŞncia de sedimentos da Bacia de Curitiba por estudos de minerais pesados"
743:
1233:
937:
932:
502:
453:
235:
1439:
1321:
594:
The sediments of the formation contain between 0.24 and 2.61% heavy minerals.
1455:
893:
866:
861:
680:
257:
244:
218:
205:
72:
24:
1406:
911:
834:
805:
1190:
1025:
737:
639:
535:
392:
47:
32:
1377:
1251:
958:
665:
607:
585:
563:
520:
449:
435:
92:
57:
816:
654:
578:
539:
457:
428:
388:
174:
97:
41:
28:
691:
631:
574:
524:
508:
424:
420:
324:
170:
144:
133:
87:
82:
67:
62:
52:
1333:
948:
782:
627:
611:
603:
582:
432:
416:
102:
77:
562:
The depositional environment of the
Guabirotuba Formation was a
953:
732:
635:
615:
599:
531:
445:
412:
295:
1298:
927:
1340:, 4th International Palaeontological Congress, p. 807
1419:
1098:
1096:
1507:Fossiliferous stratigraphic units of South America
1137:
1135:
986:, contemporaneous fossiliferous formation of Chile
496:in 1962. The geologists named the formation after
1182:
1180:
1178:
1176:
1068:
1066:
998:, contemporaneous fossiliferous formation of Peru
474:The Guabirotuba Formation was first described by
1453:
1224:Bellosi, Eduardo S.; Krause, J. Marcelo (2014),
1174:
1172:
1170:
1168:
1166:
1164:
1162:
1160:
1158:
1156:
1144:
1123:
1114:
1105:
1093:
1075:
1040:
1350:
1132:
1056:
1054:
1052:
648:
1205:
1196:
1084:
1063:
709:Fossils recovered from the formation include:
1223:
1153:
365:
1290:: CS1 maint: DOI inactive as of July 2024 (
1049:
645:, ranging from approximately 42 to 39 Ma.
1405:
557:
1002:
992:, contemporaneous formation of Colombia
1454:
456:fossils. A newly described species of
13:
963:
523:of southeastern Brazil, overlying
14:
1528:
1351:Da Silva Felipe, Rogério (2011),
1259:Revista Brasileira de GeociĂŞncias
1211:Wagner Rogério et al., 2012, p.44
704:
466:was also found in the formation.
1272:10.25249/0375-7536.2012423563572
1141:Bellosi & Krause, 2014, p.31
364:
357:
288:
45:
1217:
1014:
634:, but after the discovery of a
1467:Eocene Series of South America
1427:Journal of Mammalian Evolution
1309:Journal of Mammalian Evolution
643:South American land mammal age
553:
469:
373:Guabirotuba Formation (Brazil)
157:60–80 m (200–260 ft)
1:
1462:Geologic formations of Brazil
1120:Monteiro Machado, 2012, p.570
1111:Monteiro Machado, 2012, p.567
1102:Monteiro Machado, 2012, p.566
1081:Monteiro Machado, 2012, p.565
1046:Monteiro Machado, 2012, p.564
1034:
1129:Woodburne et al., 2014, p.19
971:
943:
922:
906:
888:
872:
856:
845:
829:
811:
800:
789:
776:
763:
750:
649:Paleontological significance
236:Approximate paleocoordinates
7:
1517:Geography of Paraná (state)
1150:Woodburne et al., 2014, p.7
1090:Da Silva Felipe, 2011, p.17
1072:Da Silva Felipe, 2011, p.12
977:
452:fossils, and indeterminate
10:
1533:
1360:, MINEROPAR, pp. 1–48
840:Oldfieldthomasiidae indet.
731:
419:in and around the city of
1440:10.1007/s10914-012-9222-1
1322:10.1007/s10914-016-9364-7
1202:Sedor et al., 2014, p.807
833:
823:Proeocoleophorus carlinii
736:
546:and metasediments of the
519:, a Cenozoic continental
463:Proeocoleophorus carlinii
352:
344:
330:
316:
311:
301:
283:
273:
234:
195:
190:
180:
166:
161:
153:
140:
128:
118:
23:
18:
1060:Sedor et al., 2017, p.39
1007:
684:Entre-CĂłrregos Formation
1497:Conglomerate formations
1407:10.4013/gaea.2012.82.01
883:Palaeothentoidea indet.
658:Maria Farinha Formation
1512:Paleontology in Brazil
968:
621:
596:Heavy mineral analysis
566:
1274:(inactive 2024-07-08)
967:
938:Phorusrhacidae indet.
917:Argyrolagoidea indet.
851:Notopithecidae indet.
795:Astegotheriini indet.
598:on the very abundant
561:
385:Guabirotuba Formation
19:Guabirotuba Formation
1492:Sandstone formations
1003:Notes and references
867:Astrapotheria indet.
677:Rio de Janeiro State
507:, a neighborhood of
448:, and indeterminate
397:SALMA classification
123:Geological formation
1487:Mudstone formations
1398:2012Gaea....8...42R
1022:Sarmiento Formation
806:Euphractinae indet.
744:Machlydotherium sp.
487:João José Bigarella
254: /
215: /
25:Stratigraphic range
1371:2016-02-22 at the
969:
695:Tremembé Formation
679:, and the younger
669:ItaboraĂ Formation
567:
389:late Middle Eocene
1187:Guabirotuba Fauna
990:Macarao Formation
984:Abanico Formation
975:
974:
959:Pleurodira indet.
581:, deposited in a
511:, the capital of
381:
380:
1524:
1502:Fluvial deposits
1472:Paleogene Brazil
1448:
1447:
1446:
1416:
1415:
1414:
1409:
1367:
1366:
1365:
1359:
1347:
1346:
1345:
1330:
1329:
1328:
1305:
1295:
1289:
1281:
1280:
1279:
1248:
1247:
1246:
1230:
1212:
1209:
1203:
1200:
1194:
1184:
1151:
1148:
1142:
1139:
1130:
1127:
1121:
1118:
1112:
1109:
1103:
1100:
1091:
1088:
1082:
1079:
1073:
1070:
1061:
1058:
1047:
1044:
1028:
1018:
996:Soncco Formation
878:Paucituberculata
712:
711:
506:
495:
484:
450:side-neck turtle
415:. The formation
368:
367:
361:
294:
292:
291:
269:
268:
266:
265:
264:
259:
255:
252:
251:
250:
247:
230:
229:
227:
226:
225:
220:
216:
213:
212:
211:
208:
114:
44:
16:
15:
1532:
1531:
1527:
1526:
1525:
1523:
1522:
1521:
1477:Bartonian Stage
1452:
1451:
1444:
1442:
1412:
1410:
1373:Wayback Machine
1363:
1361:
1357:
1343:
1341:
1326:
1324:
1303:
1283:
1282:
1277:
1275:
1244:
1242:
1228:
1220:
1215:
1210:
1206:
1201:
1197:
1185:
1154:
1149:
1145:
1140:
1133:
1128:
1124:
1119:
1115:
1110:
1106:
1101:
1094:
1089:
1085:
1080:
1076:
1071:
1064:
1059:
1050:
1045:
1041:
1037:
1032:
1031:
1019:
1015:
1010:
1005:
980:
707:
651:
624:
556:
500:
489:
478:
472:
431:deposited in a
377:
376:
375:
374:
371:
370:
369:
289:
287:
262:
260:
256:
253:
248:
245:
243:
241:
240:
223:
221:
217:
214:
209:
206:
204:
202:
201:
113:
112:
111:
110:
105:
100:
95:
90:
85:
80:
75:
70:
65:
60:
55:
50:
39:
38:
36:
29:Late Mid Eocene
12:
11:
5:
1530:
1520:
1519:
1514:
1509:
1504:
1499:
1494:
1489:
1484:
1479:
1474:
1469:
1464:
1450:
1449:
1417:
1375:
1348:
1331:
1296:
1249:
1234:Andean Geology
1219:
1216:
1214:
1213:
1204:
1195:
1152:
1143:
1131:
1122:
1113:
1104:
1092:
1083:
1074:
1062:
1048:
1038:
1036:
1033:
1030:
1029:
1012:
1011:
1009:
1006:
1004:
1001:
1000:
999:
993:
987:
979:
976:
973:
972:
970:
961:
956:
951:
945:
944:
942:
940:
935:
933:Phorusrhacidae
930:
924:
923:
921:
919:
914:
908:
907:
905:
903:
900:Nemolestes sp.
896:
890:
889:
887:
885:
880:
874:
873:
871:
869:
864:
858:
857:
855:
853:
847:
846:
844:
842:
837:
831:
830:
828:
826:
819:
813:
812:
810:
808:
802:
801:
799:
797:
791:
790:
788:
786:
778:
777:
775:
773:
770:Parutaetus sp.
765:
764:
762:
760:
757:Meteutatus sp.
752:
751:
749:
747:
740:
735:
729:
728:
725:
722:
719:
716:
706:
705:Fossil content
703:
688:Aiuruoca Basin
673:ItaboraĂ Basin
662:ParnaĂba Basin
650:
647:
623:
620:
555:
552:
517:Curitiba Basin
471:
468:
423:and comprises
405:Curitiba Basin
379:
378:
372:
363:
362:
356:
355:
354:
353:
350:
349:
346:
342:
341:
332:
328:
327:
318:
314:
313:
309:
308:
306:Curitiba Basin
303:
299:
298:
285:
281:
280:
275:
271:
270:
238:
232:
231:
199:
193:
192:
188:
187:
182:
178:
177:
168:
164:
163:
159:
158:
155:
151:
150:
142:
138:
137:
130:
126:
125:
120:
116:
115:
108:
107:
106:
101:
96:
91:
86:
81:
76:
71:
66:
61:
56:
51:
46:
21:
20:
9:
6:
4:
3:
2:
1529:
1518:
1515:
1513:
1510:
1508:
1505:
1503:
1500:
1498:
1495:
1493:
1490:
1488:
1485:
1483:
1480:
1478:
1475:
1473:
1470:
1468:
1465:
1463:
1460:
1459:
1457:
1441:
1437:
1433:
1429:
1428:
1423:
1418:
1408:
1403:
1399:
1395:
1391:
1387:
1386:
1381:
1376:
1374:
1370:
1356:
1355:
1349:
1339:
1338:
1332:
1323:
1319:
1315:
1311:
1310:
1302:
1297:
1293:
1287:
1273:
1269:
1265:
1261:
1260:
1255:
1250:
1240:
1236:
1235:
1227:
1222:
1221:
1208:
1199:
1192:
1188:
1183:
1181:
1179:
1177:
1175:
1173:
1171:
1169:
1167:
1165:
1163:
1161:
1159:
1157:
1147:
1138:
1136:
1126:
1117:
1108:
1099:
1097:
1087:
1078:
1069:
1067:
1057:
1055:
1053:
1043:
1039:
1027:
1023:
1017:
1013:
997:
994:
991:
988:
985:
982:
981:
966:
962:
960:
957:
955:
952:
950:
947:
946:
941:
939:
936:
934:
931:
929:
926:
925:
920:
918:
915:
913:
910:
909:
904:
902:
901:
897:
895:
894:Sparassodonta
892:
891:
886:
884:
881:
879:
876:
875:
870:
868:
865:
863:
862:Astrapotheria
860:
859:
854:
852:
849:
848:
843:
841:
838:
836:
832:
827:
825:
824:
820:
818:
815:
814:
809:
807:
804:
803:
798:
796:
793:
792:
787:
785:
784:
780:
779:
774:
772:
771:
767:
766:
761:
759:
758:
754:
753:
748:
746:
745:
741:
739:
734:
730:
726:
723:
720:
717:
714:
713:
710:
702:
700:
699:Taubaté Basin
696:
693:
689:
685:
682:
681:Tinguirirican
678:
674:
670:
667:
663:
659:
656:
646:
644:
641:
637:
633:
629:
619:
617:
613:
609:
605:
601:
597:
592:
590:
587:
584:
580:
576:
572:
565:
560:
551:
549:
548:Açungui Group
545:
544:Atuba Complex
541:
537:
533:
529:
526:
522:
518:
514:
510:
504:
499:
493:
488:
482:
477:
476:Riad Salamuni
467:
465:
464:
459:
455:
451:
447:
442:
440:
437:
434:
430:
426:
422:
418:
414:
410:
406:
402:
398:
394:
390:
386:
360:
351:
347:
343:
340:
336:
333:
329:
326:
322:
319:
315:
310:
307:
304:
300:
297:
286:
282:
279:
276:
272:
267:
258:27.5°S 39.8°W
239:
237:
233:
228:
219:25.5°S 49.3°W
200:
198:
194:
189:
186:
183:
179:
176:
172:
169:
165:
160:
156:
152:
149:
146:
143:
139:
136:
135:
131:
127:
124:
121:
117:
104:
99:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
43:
34:
30:
26:
22:
17:
1443:, retrieved
1431:
1425:
1411:, retrieved
1392:(2): 42–46,
1389:
1383:
1362:, retrieved
1353:
1342:, retrieved
1336:
1325:, retrieved
1313:
1307:
1276:, retrieved
1263:
1257:
1243:, retrieved
1238:
1232:
1218:Bibliography
1207:
1198:
1146:
1125:
1116:
1107:
1086:
1077:
1042:
1016:
912:Theriiformes
898:
835:Notoungulata
821:
781:
768:
755:
742:
708:
652:
625:
593:
571:conglomerate
568:
536:amphibolites
513:Paraná State
473:
461:
443:
384:
382:
345:Year defined
312:Type section
263:-27.5; -39.8
224:-25.5; -49.3
185:Conglomerate
132:
1482:Divisaderan
1266:: 563–572,
1191:Fossilworks
1026:Casamayoran
783:Utaetus sp.
738:Dasypodidae
640:Divisaderan
602:, abundant
589:environment
554:Lithologies
530:comprising
501: [
498:Guabirotuba
490: [
479: [
470:Description
454:terror bird
439:environment
399:) geologic
393:Divisaderan
321:Guabirotuba
261: /
222: /
197:Coordinates
40:42–38
33:Divisaderan
1456:Categories
1445:2019-02-15
1413:2019-03-04
1364:2019-03-04
1344:2019-03-04
1327:2017-10-26
1278:2019-03-04
1245:2019-03-04
1035:References
666:Itaboraian
608:tourmaline
586:floodplain
579:sandstones
564:floodplain
540:migmatites
521:rift basin
436:floodplain
429:sandstones
1316:: 39–55,
817:Cingulata
655:Tiupampan
614:and rare
606:, common
575:mudstones
458:Cingulata
425:mudstones
417:crops out
401:formation
339:Bigarella
317:Named for
175:sandstone
162:Lithology
154:Thickness
129:Underlies
1434:: 1–73,
1369:Archived
1286:citation
978:See also
949:Reptiles
692:Deseadan
690:and the
664:and the
632:Pliocene
532:gneisses
528:basement
525:Cambrian
509:Curitiba
421:Curitiba
335:Salamuni
331:Named by
325:Curitiba
191:Location
171:Mudstone
148:basement
145:Cambrian
141:Overlies
134:alluvium
1394:Bibcode
1241:: 29–48
954:Turtles
733:Mammals
721:Fossils
697:of the
686:of the
671:of the
660:of the
628:Miocene
612:kyanite
604:epidote
600:zircons
583:fluvial
542:of the
446:mammals
433:fluvial
403:of the
395:in the
284:Country
249:39°48′W
246:27°30′S
210:49°18′W
207:25°30′S
167:Primary
109:↓
727:Notes
724:Images
636:mammal
616:rutile
413:Brazil
409:Paraná
337:&
302:Extent
296:Brazil
293:
278:Paraná
274:Region
1358:(PDF)
1304:(PDF)
1229:(PDF)
1008:Notes
928:Birds
718:Group
715:Class
505:]
494:]
483:]
387:is a
181:Other
1385:Gaea
1292:link
1193:.org
610:and
577:and
538:and
485:and
427:and
383:The
348:1962
119:Type
48:Preęž’
1436:doi
1402:doi
1318:doi
1268:doi
1189:at
675:in
630:to
622:Age
407:in
1458::
1432:21
1430:,
1424:,
1400:,
1388:,
1382:,
1314:24
1312:,
1306:,
1288:}}
1284:{{
1264:42
1262:,
1256:,
1239:41
1237:,
1231:,
1155:^
1134:^
1095:^
1065:^
1051:^
701:.
591:.
573:,
550:.
534:,
503:pt
492:pt
481:pt
460:;
441:.
411:,
323:,
173:,
98:Pg
42:Ma
27::
1438::
1404::
1396::
1390:8
1320::
1294:)
1270::
391:(
103:N
93:K
88:J
83:T
78:P
73:C
68:D
63:S
58:O
53:ęž’
37:~
35:)
31:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.