Basin fill evolution and paleotectonic patterns along the Samfrau geosyncline: The Sauce Grande basin-Ventana foldbelt (Argentina) and Karoo basin-Cape foldbelt (South Africa) revisited

International Journal of Earth Sciences

Volumn 86, Issue 4, 1998, Pages 819-834

  Lopez Gamundi O R ^a   Rossello, E A ^b  

^a Texaco Inc Bellaire   (United States)

^b UNIVERSIDAD DE BUENOS AIRES   (Argentina)

Author keywords

Basin evolution; Gondwanaland; Karoo basin; Late paleozoic; Sauce Grande basin

Indexed keywords

EID: 54749084707     PISSN: 14373254     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (115)

1. Adie RJ (1952) The position of the Falkland Islands in a reconstruction of Gondwanaland. Geol Mag 89:401-410
2. Ahmad R, Tipper JC, Eggleton RA (1994) Compositional trends in the Permian sandstones from the Denison trough, Bowen basin, Queensland, reflect changing provenance and tectonics. Sediment Geol 89:197-217
3. Alien PA, Homewood P, Williams GD (1986) Foreland basins: an introduction. Int Assoc Sedimentol Spec Publ 8 : 3-14
4. Amos AJ, López-Gamundí OR (1981) Late Paleozoic Sauce Grande Formation of eastern Argentina. In: Hambrey M, Harland W (eds) Earth's pre-Pleistocene glacial record. Cambridge University Press, Cambridge, pp 872-877
5. Anderson JM (1977) The biostratigraphy of the Permian and Triassic. Part 3. A review of Gondwana Permian palynology with particular reference to the northern Karoo Basin, Sourth Africa. Mem Botanical Surv South Afr 41:1-67
6. Anderson JM (1981) World Permo-Triassic corelations: their biostratigraphic basis. In: Creswell MM, Vella P (eds) Gondwana five. Balkema, Rotterdam, pp 3-10
7. Anderson AM, McLachan IR (1979) The oil-shale potential of the Early Permian White Band Formation in southern Africa. Geol Soc South Afr Spec Publ 6:83-89
8. Andreis RR, Japas S (1991) Cuencas de Sauce Grande y Colorado. In: El Sistema Pérmico en la República Argentina y en la República Oriental del Uruguay, 12th International Congress on Stratigraphy and Geology of the Carboniferous and Permian and Academia Nacional de Ciencias de Córdoba (pre-print), pp 45-65
9. Andreis RR, Cladera G (1992) Las epiclastitas pérmicas de la cuenca Sauce Grande (Sierras Australes, Buenos Aires, Argentina). Parte I: composición y procedencia de detritos. Actas, IV Reunion Argentina de Sedimentologia, La Plata, pp 127-134
10. Andreis RR, Lluch LL, Iñíguez AM (1979) Paleocorrientes y paleoambientes de las Formaciones Bonete y Tunas, Sierras Australes, provincia de Buenos Aires. Actas, VI Congreso Geolôgico Argentino, Bahía Bianca 2: 207-224
11. Andreis RR, Amos AJ, Archangelsky S, González CR (1987) Cuenca Sauce Grande. In: Archangelsky S (ed) El Sistema Carbonifero en la República Argentina. Academia Nacional de Ciencias de Cordoba, Cordoba, pp 213-233
12. Andreis RR, Ferrando LA, Herbst R (1991) Terrenos carbonifères y pérmicos de la República Oriental del Uruguay. In: El Sistema Pérmico en la República Argentina y en la República Oriental del Uruguay, 12th International Congress on Stratigraphy and Geology of the Carboniferous and Permian and Academia Nacional de Ciencias de Córdoba (pre-print), pp 315-349
13. Archangelsky S, Azcuy CL, Gonzalez CR, Sabattini N (1987) Edad de las biozonas, In: Archangelsky S (ed) El Sistema Carbonifero en la República Argentina. Academia Nacional de Ciencias de Cordoba, Cordoba, pp 293-301
14. Baker JC, Fielding CR, Caritat P de, Wilkinson MM (1993) Permian evolution of sandstone composition in a complex back-arc extensional to foreland basin: the Bowen basin, eastern Australia. J Sediment Petrol 63:881-893
15. Bellosi E, Jalfin G (1987) Area Islas Malvinas. In: Archangelsky S (ed) El Sistema Carbonifero en la República Argentina. Academia Nacional de Ciencias de Córdoba, Cordoba, pp 211-223
16. Bouma AH, Wickens Hde V (1994) Tanqua Karoo, ancient analog for fine-grained submarine fans. In: Weimer P, Bouma AH, Perkins (eds) Submarine fans and turbidite systems, 15th Research Conference Proceedings, Gulf Coast Section. Soc Econ Paleontol Mineral Foundation, pp 23-34
17. Brunn V von (1988) A faciès analysis of Permo-Carboniferous glacigenic deposits along a paleoscarp in northern Natal, South Africa. In: Mckenzie GD (ed) Gondwana six: stratigraphy, sedimentology and paleontology. Monogr Am Geophys Union: 113-122
18. Buggisch W (1987) Stratigraphy and very low grade metamorphism in the Sierras Australes de la Provincia de Buenos Aires (Argentina) and implications in Gondwana correlation. Zentralb Geol Paláontol 1:819-837
19. Cairncross B, Cadle AB (1988) Depositional paleoenvironments of the coal-bearing Permian Vryheid Formation in the east Witbank Coalfield, South Africa. South Afr J Geol 91: 1-17
20. Christie-Blick N, Driscoll NW (1995) Sequence stratigraphy. Annu Rev Earth Planet Sei 23:451-478
21. Cingolani CA, Varela R (1973) Examen geocronológico por el método rubidioestroncio de las rocas igneas de las Sierras Australes bonaerenses. Actas, V Congreso Geolôgico Argentino, Buenos Aires, l : 349-371
22. Coates DA (1969) Stratigraphy and sedimentation of the Sauce Grande Formation, Sierra de la Ventana, southern Buenos Aires Province, Argentina. In: Amos AJ (ed) Gondwana stratigraphy. Unesco, Paris, pp 799-816
23. Cobbold PR, Gapais D, Rossello EA (1991) Partitioning of transpressive motions within a sigmoidal foldbelt: the Variscan Sierras Australes, Argentina. J Struct Geol 13:743-758
24. Cobbold PR, Massabie A, Rossello EA (1986) Hercynian wrenching and thrusting in the Sierras Australes foldbelt, Argentina. Hercynica II 2:135-148
25. Cobbold PR, Gapais D, Rossello EA, Milani EJ, Szatmari P (1992) Permian-Triassic intracontinental deformation in SW Gondwana. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karoo and Cretaceous basins of southern Africa. Balkema, Rotterdam, pp 23-26
26. Cole DI (1992) Evolution and development of the Karoo basin. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karoo and Cretaceous basins of southern Africa, Balkema, Rotterdam, pp 87-100
27. Cole DI, Wipplinger PE (1991) Uranium and molybdenum occurrences in the Beaufort group of the main Karoo basin, South Africa. In: Ulbrich H, Rocha-Campos AC (eds) Proc Gondwana Seven, Sâo Paulo. Instituto de Geociencias, Universidade de Sâo Paulo, pp 391-406
28. Collinson JW, Pennington DC, Kemp NR (1983) Sedimentary petrology of Permian-Triassic fluvial rocks in Allan Hills, central Victoria Land. Antarctic J US 18:20-22
29. Collinson JW, Vavra CL, Zawiskie JM (1992) Sedimentology of the Polarstar Formation (Permian), Ellsworth Mountains, West Antarctica. In: Webers GF, Craddock C, Splettstoesser JF (eds) Geology and paleontology of the Ellsworth Mountains, West Antarctica. Mem Geol Soc Am 170:63-79
30. Coutinho JMV, Hachiro J, Coimbra AM, Santos PR (1991) Ash-fall derived vitroclastic tuffaceous sediments in the Permian of the Parana basin and their provenance. In: Ulbrich H, Rocha-Campos AC (eds) Gondwana seven, São Paulo. Instituto de Geociencias, Universidade de São Paulo, pp 147-160
31. Covey M (1986) The evolution of foreland basins to a steady state: evidence from the western Taiwan foreland basin. Int Assoc Sedimentol Spec Publ 8 : 77-90
32. Cowie JM, Basse MG (1989) 1989 global stratigraphie chart. Episodes IUGS Suppl 12 (2)
33. Craddock C (1974) Tectonic evolution of the Pacific margin of Gondwanaland. In: Campbell KS (ed) Gondwana geology. Australian National University Press, Canberra, pp 609-618
34. Crowell JC, Frakes LA (1972) Late Paleozoic glaciation. Part V. Karroo basin, South Africa. Geol Soc Am Bull 83:2287-2912
35. Dalziel IWD (1986) Collision and Cordilleran orogenesis: an Andean perspective. In: Coward MP, Ries AC (eds) Collision tectonics. Geol Soc Lond Spec Publ 19:389-404
36. Dalziel IW, Grunow AM (1992) Late Gondwanide tectonic rotations within Gondwanaland. Tectonics 11:603-606
37. Dickins JM (1984) Late Paleozoic glaciation. Bureau Mineral Resour J 9:163-169
38. Dickinson WR, Beard S, Brakenbridge F, Erjavec J, Ferguson R, Inman K, Knepp R, Lindberg, F, Ryberg P (1983) Provenance of North American Phanerozoic sandstones in relation to tectonic setting. Geol Soc Am Bull 64: 222-235
39. Duval B, Cramez C, Vail PR (1992). Types and hierarchy of stratigraphic cycles. Centre Nat Rech Sei Abstr, pp 44-45
40. Elliot DH, Watts DR (1974) The nature and origin of volcanoclastic material in some Karroo and Beacon rocks. Trans Geol Soc South Afr 77:109-111
41. Ferrando LA, Andreis RR (1986) Nueva estratigrafia en el Gondwana de Uruguay. I Congreso Latinoamericano de Hidrocarburos, Buenos Aires, Actas, 1, pp 295-322
42. Forsythe R (1982) The Late Paleozoic to Early Mesozoic evolution of southern South America: a plate tectonic interpretation. J Geol Soc Lond 139:671-682
43. Frakes LA, Crowell JC (1967) Facies and paleogeography of late Paleozoic Lafonian diamictite, Falkland Islands. Geol Soc Am Bull 78:37-58
44. Frakes LA, Crowell JC (1969) Late Paleozoic glaciation. Part I. South America. Geol Soc Am Bull 80:1007-1042
45. Franca AB ( 1987) Stratigraphy, depositional environment and reservoir analysis of the Harare group (Permo-Carboniferous), Parana basin, Brazil. PhD thesis, Univ Cincinnati, 188 pp
46. Geological Map of the Republic of South Africa (1970) Pretoria, Department of Mines, Scale 1:1 000000
47. Geological Map of the Republic of South Africa (1984) Pretoria, Department of Mines, Scale 1:1 000000
48. Gosen W von, Buggisch W, Dimieri LV (1990) Structural and metamorphic evolution of the Sierras Australes (Buenos Aires Province, Argentina). Geol Rundsch 79:797-821
49. Gresse PG, Theron JN, Fitch FJ, Miller JA (1992) Tectonic inversion and radiometric setting of the basement in the Cape fold belt. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karoo and Cretaceous basins of southern Africa. Balkema, Rotterdam, pp 217-228
50. Hälbich IW, Fitch FJ, Miller JA (1983) Dating the Cape orogeny. In: Songhe APG, Hälbich IW (eds) Geodynamics of the Cape fold belt. Geol Soc South Afr Spec Publ 12: 149-164
51. Harrington HJ (1947) Explicaciôn de las Hojas 33m y 34m, Sierras de Curamalal y de la Ventana, provincia de Buenos Aires. Boletin Dirección Nacional de Geología y Minería, 61, Buenos Aires
52. Hervé F (1988) Late Paleozoic subduction and accretion in southern Chile. Episodes 11:183-188
53. Hobday DK (1973) Middle Ecca deltaic deposits in the MuldenTugela Ferry Area of Natal. Trans Geol Soc South Africa 76:309-318
54. Iñíguez AM, Andreis RR, Zalba PE (1988) Eventos piroclásticos en la Formación Tunas (Pérmico), Sierras Australes, provincia de Buenos Aires, República Argentina. Actas, II Jornadas Geolôgicas Bonaerenses, Bahía Bianca, pp 383-395
55. Jagoe JA (1986) Geología de la cantera Las Mostazas, Sierra de Pillahuincó, provincia de Buenos Aires. Trabajo Final de Licenciatura, Univ Buenos Aires, Buenos Aires, 30 pp
56. Jordan TE (1995) Retroarc foreland and related basins. In: Busby CJ, Ingersoll R V (eds) Tectonics of sedimentary basins. Blackwell, Oxford, pp 331-362
57. Johnson MR (1991) Sandstone petrography, provenance and plate tectonic setting in Gondwana context of the southeastern CapeKaroo basin. South Afr J Geol 94: 137-154
58. Kay SM, Ramos VA, Mpodozis C, Sruoga P (1989) Late Paleozoic to Jurassic silicic magmatism at the Gondwana margin: analogy to the Middle Proterozoic in North America? Geology 17:324-328
59. Keidel J (1916) La geología de las sierras de la provincia de Buenos Aires y sus relaciones con las montañas de Sudáfrica y Los Andes: Ministerio de Agricultura, Seccion Geología, Buenos Aires, Anales 11 (3)
60. Kent LE ( 1980) Stratigraphy of South Africa. Part l. Lithostratigraphy of the Republic of South Africa, South West Africa/Namibia, and the Republics of Bophutatswana, Transkei and Venda. Geol Surv South Africa Handbook, vol 8, 690 pp
61. King LM (1994) Turbidite to storm transition in a migrating foreland basin: the Kendal group (Upper Silurian), northwest England. Geol Mag 131:255-267
62. Kingsley CS (1979) Evidence for a southern and southeastern provenance during the Permian in South Africa. Fourth Gondwnana Symposium, Proc and Papers, Calcutta, pp 683-694
63. Kingsley CC (1981) A composite submarine fan delta fluvial model for the Ecca and lower Beaufort groups of Permian age in the Eastern Cape Province, South Africa. Trans Geol Soc South Afr 84:27-40
64. Lesta P, Mainardi E, Stubelj R (1980) Plataforma continental argentina: Geologia Regional Argentina, Academia Nacional de Ciencias, Cordoba, 2:1577-1602
65. Linares E, Llambìas E, Latorre C (1980) Geología de la provincia de La Pampa, República Argentina y geocronologia de sus rocas metamórficas y eruptivas. Revista de la Asociación Geológica Argentina 35 (1):87-146
66. Lôpez-Gamundi OR (1989) Postglacial transgressions in Late Paleozoic basins of western Argentina: a record of glacio-eustatic sea level rise. Palaeogeogr Palaeoclimatol Palaeoecol 71: 257-270
67. López-Gamundí OR (1997) Glacial-postglacial transition in the Late Paleozoic basins of southern South America. In: Martini IP (ed) Late glacial and postglacial global changes: Quaternary, Carboniferous-Permian and Proterozoic. Oxford University Press, Oxford, pp 147-168
68. López-Gamundí OR, Rossello EA (1993) The Devonian-Carboniferous unconformity in Argentina and its relation to the EoHercynian orogeny in southern South America. Geol Rundsch 82:136-147
69. López-Gamundi OR, Rossello EA (1995) New perspectives in the latest Paleozoic evolution of the Samfrau Geosyncline: The Sauce Grande basin-Ventana fold belt (Argentina) and Karoo basin-Cape foldbelt (South Africa). XII Latinoamerican Geological Congress (Caracas, Venezuela), p. 45
70. López-Gamundí OR, Espejo IS, Conaghan PJ, Powell CMcA (1994) Southern South America. Mem Geol Soc Am 184:281-330
71. López-Gamundí OR, Conaghan PC, Rossello EA, Cobbold PR (1995) The Tunas Formation (Permian) in the Sierras Australes foldbelt, East Central Argentina: evidence for syntectonic sedimentation in a foreland basin. J South Am Earth Sei 8: 129-142
72. Loutit TS, Handerbol J, Vail PR, Baum GR (1988) Condensed sections: the key to age determinations and correlation of continental margin sequences. Soc Econ Paleontol Mineral Spec Publ 42:183-213
73. Marshall JEA (1994) The Falkland Islands: a key element in Gondwana paleogeography. Tectonics 13:499-514
74. Martini JEJ (1974) On the presence of ash beds and volcanic fragments in the graywackes of the Karroo system in the southern Cape province (South Africa). Trans Geol Soc South Afr 77:113-116
75. McLachlanIR, Jonker J P (1990) Tuff beds in the northwestern part of the Karroo basin. South Afr J Geol 93:329-338
76. Melchor RN (1994) Permian paleogeography and tectonics of S W Gondwanaland: some insights from sandstone provenance studies of Late Paleozoic basins. EOS, American Geophysical Union Fall Meeting, Abstracts, p. 577
77. Mitchell C, Taylor GK, Cox KG, Shaw J (1986) Are the Falkland Islands a rotated microplate? Nature 319:131-134
78. 39Ar ages for dykes from the Falkland Islands with implications for the break-up of southern Gondwanaland. J Geol Soc Lond 151: 79-81
79. Pankhurst RJ, Rapela CW, Caminos R, Llambias E, Parica C (1992) A revised age for the granites of the central Somuncura batholith, North Patagonian massif. J South Am Earth Sei 5:321-326
80. Ramos VA (1984) Patagonia: un continente a la deriva? 9th Congreso Geológico Argentino, Actas 2, pp 311-328
81. Rapallini AE, Tarling DH, Turner P, Flint S, Vilas JF (1994) Paleomagnetism of the Carboniferous Tepuel group, Central Patagonia, Argentina. Tectonics 13: 1277-1294
82. Rapella C, Kay S (1988) Late Paleozoic to recent magmatic evolution of northern Patagonia. Episodes 11 (3): 175-182
83. Rex DC, Tanner PWG (1982) Precambrian age for gneisses at Cape Meredith in the Falkland Islands. In: Craddock C (ed) Antarctic Geoscience Symposium on Antarctic Geology and Geophysics, University of Wisconsin Press, Madison, 107-110
84. Ricci Luchi F (1986) The Oligocene to Recent foreland basins of the northern Apennines. Int Assoc Sedimentol Spec Publ 8:105-140
85. Ryan PJ, Whitfield GG (1979) Basinal analysis of the Ecca and lowermost Beaufort beds and associated coal, uranium and heavy mineral beach sand occurrences. Geol Soc South Afr Spec Publ 6:91-101
86. Scasso RA, Mendia JE (1985) Rasgos estratigráficos y paleoambientales del Paleozoico de las Islas Malvinas. Revista Asociación Geológica Argentina 40:26-50
87. Smith RMH (1990) A review of stratigraphy and sedimentary environments of the Karoo basin of South Africa. J Afr Earth Sei 10:117-137
88. Sruoga P, Llambías EJ (1992) Permo-Triassic leucorhyolitic ignimbrites at Sierra de Lihue-Calel, La Pampa province, Argentina. J South Am Earth Sei 5: 141-152
89. Suero T (1972) Compilación geológica de las Sierras Australes de la provincia de Buenos Aires: LEMIT La Plata, Anales 3, p. 135-147, La Plata
90. Tankard AJ, Uliana MA, Welsink HJ, Ramos VA, Turic M, França AB, Milani EJ, Brito Neves BB de, Eyles N, Skarmeta J, Santa Ana H, Wiens F, Cirbian M, López Paulsen O, Germs GJB, Wit MJ de, Machacha T, Miller RMcG (1995) Strucutral and tectonic controls of basin evolution in southwestern Gondwana during the Phanerozoic. Mem Am Assoc Petrol Geol 62:5-52
91. Taverner-Smith R (1982) Prograding coastal facies associations in the Vryheid Formation (Permian) at Effingham quarries near Durban, South Africa. Sedimentol Geol 32: 111-140
92. Theron JC (1975) Sedimentological evidence for the extension of the African continent southwards during the Late Permian-Early Triassic times. In: Campbell KSW (ed) Gondwana geology. Canberra, Australian National University Press, pp 61-71
93. Toit AL du (1927) A geological comparision of South America with South Africa. With a palaeontological contribution by F.R. Cowper Reed. Carnegie Inst Publ 381: 1-157
94. Tomezzoli RN, Vilas JF (1996). Paleomagnetismo del Grupo Pillahuincó en Sierra de la Ventana (Estancia Las Julianas y San Carlos). XIII Congreso Geológico Argentino y III Congreso de Exploración de Hidrocarburos, Actas 11:481-488
95. Uliana MA, Biddle K (1987) Permian to Late Cenozoic evolution of northern Patagonia: main tectonic events, magmatic activity and depositional trends. In: McKenzie GD (ed) Gondwana six: structure, tectonics and geophysics. Geophys Union Monogr 40:271-286
96. Vail PR, Audermard F, Bowman SA, Eisner PN, Perez-Cruz C (1991) The stratigraphie signature of tectonics, eustasy and sedimentology: an overview. In: Einsele GD et al. (eds) Cycles and events in stratigraphy. Part II. Larger cycles and sequences. Springer, Berlin Heidelberg New York, pp 617-659
97. Varela R, Dalla Salda L, Cingolani C (1985) Estructura y composición geológica de las Sierras Colorado, Chasicó y Cortapié, Sierras Australes de Buenos Aires. Revista de la Asociación Geológica Argentina 40 (3/4) : 254-261
98. Veevers JJ, Powell CMcA (1987) Late Paleozoic glacial episodes in Gondwanaland reflected in transgressive-regressive depositional sequences in Euramerica. Geol Soc Am Bull 98: 475-487
99. Veevers JJ, Powell CMcA, Collinson JW, López-Gamundi OR (1994a) Synthesis. In: Veevers JJ, Powell CMcA (eds) Permian -Triassic basins and foldbelts along the Panthalassan margin of Gondwanaland. Mem Geol Soc Am 184:331-353
100. Veevers JJ, Cole DJ, Cowan EJ (1994b) Southern Africa: Karoo basin and Cape fold belt. In: Veevers JJ, Powell CMcA (eds) Permian-Triassic basins and fold belts along the Panthalassan margin of Gondwanaland. Mem Geol Soc Am 184:223-279
101. Viljoen JHA (1990) K-bentonites in the Ecca group of the south and central Karroo basin. Abstracts, Geocongress '90, Cape Town. Geol Soc South Afr, pp 576-579
102. Visser JNJ (1987) The palaeogeography of part of southwestern Gondwana during the Permo-Carboniferous glaciation. Palaeogeogr Palaeoclimatol Palaeoecol 61: 205-219
103. Visser JNJ (1989) The Permo-Carboniferous Dwyka Formation of southern Africa: deposition by a predominantly subpolar marine ice sheet. Palaeogeogr Palaeoclimatol Palaeoecol 70:377-391
104. Visser JNJ (1991a) Self-destructive collapse of the Permo-Carboniferous marine ice sheet in the Karoo basin: evidence from southern Karoo. South Afr J Geol 94:255-262
105. Visser JNJ (1991b) The paleoclimatic setting of the late Paleozoic marine ice sheet in the Karoo basin of southern Africa. Geol Soc Am Spec Pap 261:181-189
106. Visser JNJ (1992) Basin tectonics in southwestern Gondwana during the Carboniferous and Permian. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karroo and Cretaceous basins of southern Africa. Balkema, Rotterdam, pp 109-116
107. Visser JNJ (1993) Sea-level changes in a back-arc-foreland transition: the late Carboniferous-Permian Karoo basin of South Africa. Sediment Geol 83: 115-131
108. Visser JNJ, Loock JC (1978) Water depth in the main Karoo basin, South Africa, during Ecca (Permian) sedimentation. Trans Geol Soc South Afr 81:185-191
109. Visser JNJ, Loock JC (1988) Sedimentary facies of the Dwyka Formation associated with the Nooitgedacht glacial pavements, Barkly West District. South Afr J Geol 91:38-48
110. Whateley MKG (1980) Deltaic and fluvial deposits of the Ecca group, Nongoma graben, northern Zululand. Trans Geol Soc South Afr 83:345-351
111. Wickens HV de (1992) Submarine fans of the Permian Ecca group in the SW Karroo basin: their origin and reflection on the tectonic evolution of the basin and its source areas. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karroo and Cretaceous basins of southern Africa. Balkema, Rotterdam, pp 117-126
112. Winter HR de la (1984) Tectonostratigraphy, as applied to analysis of South African Phanerozoic basins. Trans Geol Soc South Afr 87:169-179
113. Wit MJ de, Ransome IGD (1992) Preliminary investigations into a microplate model for the South Western Cape. In: de Wit MJ, Ransome IGD (eds) Inversion tectonics of the Cape fold belt, Karroo and Cretaceous basins of southern Africa. Balkema, Rotterdam, pp 257-266
114. Zabala CA, Santiago MF, Amaolo GE (1993) Depôsitos fluviales en la Formación Tunas (Pérmico). Cuenca paleozoica de Ventania. Provincia de Buenos Aires. Revista Asociación Geológica Argentina 48 (3/4): 307-316
115. Zalba PE, Morosi M (1990) Mineralogia de la bentonita pérmica de la Formación Yaguari, Uruguay. Annual meeting IUGS-IGCP Project 211 Late Paleozoic of South America, Abstracts, pp 147-150