443:
354:
361:
442:
983:
Sterli, Juliana; Vlachos, Evangelos; Krause, Marcelo; Puerta, Pablo; Oriozabala, Carolina (2021), "Contribución a la
Diversidad del Registro Fósil de Tortugas (Testudinata) de la Provincia de Chubut (Argentina) y Su Significado en la Comprensión de la Evolución de las Tortugas en el Sur de
626:
to the south. The basal part of Los Adobes
Formation is irregular, covering the Jurassic sediments in small depocenters. The maximum noted thickness is 700 metres (2,300 ft). The formation shows progressive unconformities that show up in
1061:
932:
1016:
430:
Los Adobes
Formation was deposited in an alluvial to fluvial environment and the mudstones of the overall sandy and conglomeratic unit have provided fossils of a
850:
957:
1011:
353:
1056:
1071:
466:
417:
162:
1066:
579:
in Chile. Los Adobes
Formation represents the K1 megasequence in the basin history, following the Jurassic megasequences when the
1041:
618:
analysis of the sediments suggest a transport direction towards the south and east. Los Adobes
Formation is correlated with the
529:
1076:
1036:
1021:
1031:
221:
900:
655:
to the northwest was experiencing the Middle Mirano unconformity, dated at 117 Ma and separating the contemporaneous
474:
398:
320:
267:
228:
1046:
909:
885:
876:
1051:
735:
692:
611:
522:
518:
500:
478:
455:
424:
167:
152:
619:
600:
489:
459:
209:
171:
1026:
683:
623:
656:
536:
482:
925:"Estratigrafía y evolución geológica de la Cuenca de Cañadón Asfalto, Provincia del Chubut, Argentina"
540:
726:
628:
124:
643:
U-Pb dating of the formation has provided ages ranging from 118 to 114 Ma. At this time, during the
568:
722:
564:
451:
410:
134:
390:
17:
698:
507:
878:
Evolución tectónica del sistema orogénico Andino en la
Patagonia norte (42-44° S) (PhD thesis)
644:
413:
and represents the Early
Cretaceous K1 megasequence in the basin, unconformably overlying the
989:
739:
730:
652:
576:
572:
552:
382:
953:"Las principales discordancias del Jurásico Superior y el Cretácico de la Cuenca Neuquina"
718:
708:
526:
394:
302:
702:
688:
648:
556:
515:
492:, in the extreme northwest of the Cañadón Asfalto Basin, Los Adobes Formation has been
260:
1005:
952:
902:
Geología de la zona del Cerro Bayo, Bajo de Gastre, Provincia de Chubut (B.S. thesis)
712:
497:
463:
414:
74:
31:
924:
615:
604:
493:
994:
923:
Figari, Eduardo G.; Scasso, Roberto A.; Cúneo, Rubén N.; Escapa, Ignacio (2015),
454:
was first described in 1970 by Tasch and
Volkheimer. The formation underlies the
854:
49:
580:
560:
94:
59:
282:
269:
243:
230:
596:
575:, caused volcanic activity in the present Andean terrain represented by the
434:
turtle whose indeterminate remains were described by Sterli et al. in 2020.
406:
402:
199:
99:
43:
668:
592:
431:
195:
89:
84:
69:
64:
54:
958:
Anales de la
Academia Nacional de Ciencias Exactas, Físicas y Naturales
608:
533:
470:
104:
79:
671:
511:
421:
386:
35:
632:
441:
986:
Publicación Electrónica de la
Asociación Paleontológica Argentina
532:
crop out. The oldest overlying formations in this area are the
933:
Latin American Journal of Sedimentology and Basin Analysis
506:
The formation is absent in the Cañadón del Zaino around
667:
The formation has provided fossils of an inderminate
446:
Paleogeographic evolution with Barremian-Aptian (C)
339:
331:
326:
316:
308:
298:
259:
220:
215:
205:
191:
186:
178:
158:
148:
140:
130:
120:
25:
1062:Fossiliferous stratigraphic units of South America
729:, contemporaneous fossiliferous formations of the
756:
754:
738:, contemporaneous fossiliferous formation of the
711:, contemporaneous fossiliferous formation of the
701:, contemporaneous fossiliferous formation of the
691:, contemporaneous fossiliferous formation of the
8:
647:events (~117-116 Ma) and the opening of the
450:Los Adobes Formation, the lower unit in the
360:
22:
993:
1017:Lower Cretaceous Series of South America
750:
587:Lithology and depositional environment
7:
875:Echaurren González, Andrés (2017),
559:with thinned underlying crust. The
899:Di Pietro, Pablo Federico (2016),
555:, the Cañadón Asfalto Basin was a
14:
1012:Geologic formations of Argentina
368:Los Adobes Formation (Argentina)
359:
352:
182:Up to 700 m (2,300 ft)
814:Echaurren González, 2017, p.106
787:Echaurren González, 2017, p.120
769:Echaurren González, 2017, p.107
409:. The formation belongs to the
823:Echaurren González, 2017, p.95
1:
603:, deposited in a terrestrial
995:10.5710/PEAPA.26.02.2021.338
261:Approximate paleocoordinates
910:Universidad de Buenos Aires
886:Universidad de Buenos Aires
740:Magallanes or Austral Basin
16:For Adobe Town Member, see
1093:
1072:Geology of Chubut Province
832:Leanza et al., 2005, p.150
805:Figari et al., 2015, p.152
796:Figari et al., 2015, p.151
760:Figari et al., 2015, p.150
467:Cañadón Calcáreo Formation
418:Cañadón Calcáreo Formation
163:Cañadón Calcáreo Formation
15:
1067:Paleontology in Argentina
951:Leanza, Héctor A (2005),
583:of the basin was deeper.
530:Cañadón Asfalto Formation
347:
30:
693:Altiplano Cundiboyacense
591:The formation comprises
523:Lonco Trapial Formations
1042:Conglomerate formations
736:Río Belgrano Formations
501:Paso del Sapo Formation
479:North Patagonian Massif
456:Cerro Barcino Formation
425:Cerro Barcino Formation
420:and is overlain by the
168:Paso del Sapo Formation
153:Cerro Barcino Formation
144:Bardas Coloradas member
447:
335:Tasch & Volkheimer
1057:Cañadón Asfalto Basin
778:Di Pietro, 2016, p.26
727:Lohan Cura Formations
624:Golfo San Jorge Basin
571:, forerunners of the
475:Cañadón Asfalto Basin
445:
399:Cañadón Asfalto Basin
321:Cañadón Asfalto Basin
1077:Geology of Patagonia
1037:Sandstone formations
1022:Cretaceous Argentina
851:Los Adobes Formation
620:Pozo D-129 Formation
490:Sierra de Traquetrén
379:Los Adobes Formation
172:Sierra de Traquetrén
125:Geological formation
26:Los Adobes Formation
1032:Mudstone formations
841:Sterli et al., 2020
279: /
240: /
32:Stratigraphic range
547:Geologic framework
448:
391:geologic formation
18:Washakie Formation
1047:Alluvial deposits
684:Aptian formations
657:Huitrín Formation
645:Aptian extinction
541:Cráter Formations
483:Meseta de Canquel
376:
375:
1084:
1052:Fluvial deposits
998:
997:
972:
971:
970:
947:
946:
945:
929:
919:
918:
917:
912:, pp. 1–107
907:
895:
894:
893:
888:, pp. 1–170
883:
858:
848:
842:
839:
833:
830:
824:
821:
815:
812:
806:
803:
797:
794:
788:
785:
779:
776:
770:
767:
761:
758:
629:seismic sections
577:Divisadero Group
573:Farallones Plate
553:Early Cretaceous
551:During the late
473:in the southern
469:. The formation
383:Early Cretaceous
363:
362:
356:
294:
293:
291:
290:
289:
284:
280:
277:
276:
275:
272:
255:
254:
252:
251:
250:
245:
241:
238:
237:
236:
233:
116:
46:
23:
1092:
1091:
1087:
1086:
1085:
1083:
1082:
1081:
1002:
1001:
982:
968:
966:
950:
943:
941:
927:
922:
915:
913:
905:
898:
891:
889:
881:
874:
866:
861:
849:
845:
840:
836:
831:
827:
822:
818:
813:
809:
804:
800:
795:
791:
786:
782:
777:
773:
768:
764:
759:
752:
748:
709:Crato Formation
699:Caiuá Formation
680:
665:
641:
589:
569:Catequil Plates
549:
527:Middle Jurassic
525:as well as the
477:, south of the
440:
395:Chubut Province
372:
371:
370:
369:
366:
365:
364:
303:Chubut Province
287:
285:
281:
278:
273:
270:
268:
266:
265:
248:
246:
242:
239:
234:
231:
229:
227:
226:
166:
115:
114:
113:
112:
107:
102:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
41:
40:
38:
21:
12:
11:
5:
1090:
1088:
1080:
1079:
1074:
1069:
1064:
1059:
1054:
1049:
1044:
1039:
1034:
1029:
1024:
1019:
1014:
1004:
1003:
1000:
999:
979:
978:
974:
973:
948:
920:
896:
871:
870:
865:
862:
860:
859:
843:
834:
825:
816:
807:
798:
789:
780:
771:
762:
749:
747:
744:
743:
742:
733:
716:
706:
696:
689:Paja Formation
686:
679:
676:
664:
663:Fossil content
661:
649:South Atlantic
640:
637:
588:
585:
557:back-arc basin
548:
545:
516:Early Jurassic
439:
436:
374:
373:
367:
358:
357:
351:
350:
349:
348:
345:
344:
341:
337:
336:
333:
329:
328:
324:
323:
318:
314:
313:
310:
306:
305:
300:
296:
295:
263:
257:
256:
224:
218:
217:
213:
212:
207:
203:
202:
193:
189:
188:
184:
183:
180:
176:
175:
160:
156:
155:
150:
146:
145:
142:
138:
137:
132:
128:
127:
122:
118:
117:
110:
109:
108:
103:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
47:
28:
27:
13:
10:
9:
6:
4:
3:
2:
1089:
1078:
1075:
1073:
1070:
1068:
1065:
1063:
1060:
1058:
1055:
1053:
1050:
1048:
1045:
1043:
1040:
1038:
1035:
1033:
1030:
1028:
1025:
1023:
1020:
1018:
1015:
1013:
1010:
1009:
1007:
996:
991:
987:
984:Sudamérica",
981:
980:
976:
975:
964:
960:
959:
954:
949:
939:
935:
934:
926:
921:
911:
904:
903:
897:
887:
880:
879:
873:
872:
868:
867:
863:
856:
852:
847:
844:
838:
835:
829:
826:
820:
817:
811:
808:
802:
799:
793:
790:
784:
781:
775:
772:
766:
763:
757:
755:
751:
745:
741:
737:
734:
732:
731:Neuquén Basin
728:
724:
720:
717:
714:
713:Araripe Basin
710:
707:
704:
700:
697:
694:
690:
687:
685:
682:
681:
677:
675:
673:
670:
662:
660:
658:
654:
653:Neuquén Basin
650:
646:
638:
636:
634:
630:
625:
621:
617:
613:
610:
606:
602:
601:conglomerates
598:
594:
586:
584:
582:
578:
574:
570:
566:
562:
558:
554:
546:
544:
542:
538:
535:
531:
528:
524:
520:
517:
513:
509:
504:
502:
499:
498:Maastrichtian
495:
491:
486:
484:
480:
476:
472:
468:
465:
464:Late Jurassic
462:overlies the
461:
460:unconformably
457:
453:
444:
437:
435:
433:
428:
426:
423:
419:
416:
415:Late Jurassic
412:
408:
404:
400:
396:
392:
388:
384:
380:
355:
346:
342:
338:
334:
330:
325:
322:
319:
315:
311:
307:
304:
301:
297:
292:
283:44.1°S 35.6°W
264:
262:
258:
253:
244:43.2°S 69.1°W
225:
223:
219:
214:
211:
208:
204:
201:
197:
194:
190:
185:
181:
177:
173:
169:
164:
161:
157:
154:
151:
147:
143:
139:
136:
133:
129:
126:
123:
119:
106:
101:
96:
91:
86:
81:
76:
71:
66:
61:
56:
51:
45:
42:118–114
37:
33:
29:
24:
19:
1027:Aptian Stage
985:
977:Paleontology
967:, retrieved
962:
956:
942:, retrieved
937:
931:
914:, retrieved
901:
890:, retrieved
877:
864:Bibliography
846:
837:
828:
819:
810:
801:
792:
783:
774:
765:
703:Paraná Basin
666:
642:
635:structures.
616:Paleocurrent
590:
550:
519:Las Leoneras
514:, where the
505:
487:
452:Chubut Group
449:
429:
411:Chubut Group
378:
377:
340:Year defined
327:Type section
288:-44.1; -35.6
249:-43.2; -69.1
210:Conglomerate
135:Chubut Group
855:Fossilworks
612:environment
438:Description
401:of central
286: /
247: /
222:Coordinates
165:(generally)
1006:Categories
969:2019-02-14
944:2018-09-10
916:2019-02-27
892:2019-02-27
746:References
695:, Colombia
597:sandstones
581:depocenter
561:subduction
508:Cerro Baya
481:until the
965:: 147–155
940:: 135–169
723:La Amarga
593:mudstones
496:onto the
471:crops out
407:Argentina
403:Patagonia
397:, in the
312:Argentina
200:sandstone
187:Lithology
179:Thickness
149:Underlies
141:Sub-units
715:, Brazil
705:, Brazil
678:See also
605:alluvial
494:thrusted
332:Named by
216:Location
196:Mudstone
159:Overlies
869:Geology
622:of the
609:fluvial
563:of the
537:La Pava
534:Neogene
488:In the
309:Country
274:35°36′W
271:44°06′S
235:69°06′W
232:43°12′S
192:Primary
131:Unit of
111:↓
672:turtle
669:chelid
651:, the
565:Chasca
512:Gastre
432:chelid
422:Albian
387:Aptian
381:is an
317:Extent
299:Region
36:Aptian
928:(PDF)
906:(PDF)
882:(PDF)
719:Agrio
633:onlap
206:Other
857:.org
725:and
721:and
599:and
567:and
539:and
521:and
510:and
458:and
343:1970
121:Type
50:PreꞒ
990:doi
853:at
639:Age
631:as
607:to
393:in
1008::
988:,
963:57
961:,
955:,
938:22
936:,
930:,
908:,
884:,
753:^
674:.
659:.
614:.
595:,
543:.
503:.
485:.
427:.
405:,
389:)
198:,
100:Pg
44:Ma
34::
992::
385:(
174:)
170:(
105:N
95:K
90:J
85:T
80:P
75:C
70:D
65:S
60:O
55:Ꞓ
39:~
20:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.