The response of benthic foraminifera to the K-Pg boundary biotic crisis at Elles (northwestern Tunisia)

Palaeogeography, Palaeoclimatology, Palaeoecology

Volumn 255, Issue 1-2, 2007, Pages 157-180

  Coccioni, Rodolfo ^a   Marsili, Andrea ^a  

^a UNIVERSITY OF URBINO   (Italy)

Author keywords

Benthic foraminifera; K Pg boundary; Palaeoecology; Palaeoenvironment; Palaeoproductivity; Tunisia

Indexed keywords

BATHYMETRY; BENTHIC FORAMINIFERA; CRETACEOUS-TERTIARY BOUNDARY; FOOD SUPPLY; FOOD WEB; FOSSIL ASSEMBLAGE; PALEOECOLOGY; PALEOENVIRONMENT; PALEOGENE; PHYTOPLANKTON; SEAFLOOR; SPECIES RICHNESS;

AFRICA; EL KEF [TUNISIA]; ELLES; NORTH AFRICA; TUNISIA;

FORAMINIFERA;

EID: 35148868766     PISSN: 00310182     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.palaeo.2007.02.046     Document Type: Article

References (109)

1. Abramovich S., and Keller G. High stress late Maastrichtian paleoenvironment: inference from planktonic foraminifera in Tunisia. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 145-164
2. Adatte T., Keller G., Li L., Stinnesbeck W., and Zaghbib-Turki D. Climate and sea level fluctuations across the K-T boundary in Tunisia: warm and humid conditions linked to the Deccan volcanism?. International Workshop on Cretaceous-Tertiary Transition (1998), Office National des Mines, Direction du Service Géologique, Tunis, Tunisie 7-10 Abstracts
3. Adatte T., Keller G., and Stinnesbeck W. Late Cretaceous to Early Paleocene climate and sea-level fluctuations. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 165-196
4. Alegret L., and Thomas E. Upper Cretaceous and lower Paleogene benthic foraminifera from northeastern Mexico. Micropaleontology 47 (2001) 269-316
5. Alegret L., and Thomas E. Benthic foraminifera and environmental turnover across the Cretaceous/Paleogene boundary at Blake Nose, Western Atlantic (ODP Hole 1049C). Palaeogeography, Palaeoclimatology, Palaeoecology 208 (2004) 59-83
6. Alegret L., and Thomas E. Cretaceous/Paleogene boundary bathyal paleo-environments in the central North Pacific (DSDP Site 465), the Northwestern Atlantic (ODP Site 1049), the Gulf of Mexico and the Tethys: the benthic foraminiferal record. Palaeogeography, Palaeoclimatology, Palaeoecology 224 (2005) 53-82
7. Alegret L., Molina E., and Thomas E. Benthic foraminifera at the Cretaceous-Tertiary boundary around the Gulf of Mexico. Geology 29 (2001) 891-894
8. Alegret L., Arenillas I., Arz J.A., and Molina E. Environmental changes triggered by the K/T impact event at Coxquihui (Mexico) based on foraminifera. Neues Jahrbuch für Geologie und Paläontologie. Monatshefte 5 (2002) 295-309
9. Alegret L., Arenillas I., Arz J.A., Liesa C., Melendez A., Molina E., Soria A.R., and Thomas E. The Cretaceous/Tertiary boundary: sedimentology and micropalaeontology at El Mulato section, NE Mexico. Terra Nova 14 (2002) 330-336
10. Alegret L., Arenillas I., Arz J.A., and Molina E. Eventoestratigrafia del limite Cretacico/Terziario en Ain Settara, Tunica: disminucion de la productividad y/o de la oxigenacion oceanicas?. Revista Mexicana de Ciencias Geologicas 19 (2002) 121-136
11. Alegret L., Molina E., and Thomas E. Benthic foraminiferal turnover across the Cretaceous/Tertiary boundary at Agost (southeastern Spain): paleoenvironmental inferences. Marine Micropaleontology 48 (2003) 251-279
12. Alegret L., Arenillas I., Arz J.A., and Molina E. Foraminiferal event-stratigraphy across the Cretaceous/Paleogene boundary. Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen 234 (2004) 25-50
13. Alegret L., Kaminski M.A., and Molina E. Paleoenvironmental Recovery After the Cretaceous/Paleogene Boundary Crisis: Evidence From the Marine Bidart Section (SW France). Palaios 19 (2004) 574-586
14. Arenillas I., Arz J.A., and Molina E. A new high-resolution planktic foraminiferal zonation and subzonation for the lower Danian. Lethaia 37 (2004) 79-95
15. Arenillas I., Arz J.A., Grajales-Nishimura J.M., Murillo-Muñetón G., Alvarez W., Camargo-Zanoguera A., Molina E., and Rosales-Domínguez C. Chicxulub impact event is Cretaceous/Paleogene boundary in age: New micropaleontological evidence. Earth and Planetary Science Letters 249 (2006) 241-257
16. Arz J.A., and Molina E. Bioestratigrafia y cronoestratigrafia con foraminiferos planctonicos del Campaniense superior y Maastrichtiense de latitudes subtropicales y templadas (Espana, Francia y Tunica). Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen 224 (2002) 161-195
17. Aubert J., and Berggren W.A. Paleocene benthic foraminiferal. Biostratigraphy and paleoecology of Tunisia. Bulletin Centre Recherche Pau 10 (1976) 379-469
18. Bensalem H. The Cretaceous-Paleogene transition in Tunisia: general overview. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 139-143
19. Berggren W.A., and Aubert J. Paleocene benthonic foraminiferal biostratigraphy, paleobiogeography and paleoecology of Atlantic-Tethyan regions. Palaeogeography, Palaeoclimatology, Palaeoecology 18 (1975) 73-192
20. Berggren W.A., and Miller K.G. Cenozoic bathyal and abyssal calcareous benthic foraminiferal zonation. Micropaleontology 35 (1989) 308-320
21. Berggren W.A., and Pearson P.N. A revised tropical to subtropical Paleogene planktonic foraminiferal zonation. Journal of Foraminiferal Research 35 (2005) 279-298
22. Beerling D.J., Lomax B.H., Upchurch Jr. G.R., Nichols D.J., Pillmore C.L., Handley L.L., and Scrimgeour C.M. Evidence for the recovery of terrestrial ecosystems ahead of marine primary production following a biotic crisis at the Cretaceous-Tertiary boundary. Journal of the Geological Society of London 158 (2001) 737-740
23. Bernhard J.M. Characteristic assemblages and morphologies of benthic foraminifera from anoxic, organic-rich deposits: Jurassic through Holocene. Journal of Foraminiferal Research 16 (1986) 207-215
24. Bolli H.M., Beckmann J.-P., and Saunders J.B. Benthic foraminiferal biostratigraphy of the south Caribbean region (1994), Cambridge University Press 408 pp.
25. Coccioni R., and Galeotti S. K-T boundary extinction: geologically instantaneous or gradual event? Evidence from deep-sea benthic foraminifera. Geology 22 (1994) 779-782
26. Coccioni R., and Galeotti S. What happened to small benthic foraminifera at the Cretaceous/Tertiary boundary?. Bulletin de la Société Géologique de France 169 (1998) 271-279
27. Coccioni R., and Luciani V. Guembelitria irregularis Bloom at the K-T Boundary: Morphological abnormalities induced by impact-related extreme environmental stress?. In: Cockell C., Koeberl C., and Gilmour I. (Eds). Biological Processes Associated with Impact Events (2006), Impact Studies Springer 179-196
28. Coccioni R., Fabbrucci L., and Galeotti S. Terminal Cretaceous deep-water benthic foraminiferal decimation, survivorship and recovery at Caravaca (SE Spain). Paleopelagos 3 (1993) 3-24
29. Coccioni R., Bruni R., and Marsili A. Changes in coiling direction of benthic foraminifera as proxy for paleotemperature estimates?. A case study of Cibicidoides pseudoacutus (Nakkady) from the K-T boundary transition. Abstract volume, 16, Giornate di Paleontologia 2005, Urbino (Italia) (2005)
30. Corliss B.H. Microhabitats of benthic foraminifera within deep-sea sediments. Nature 314 (1985) 435-438
31. Corliss B.H., and Chen C. Morphotype patterns of Norwegian Sea deep-sea benthic foraminifera and ecological implications. Geology 16 (1988) 716-719
32. Culver S.J. Benthic foraminifera across the Cretaceous-Tertiary (K-T) boundary: a review. Marine Micropaleontology 47 (2003) 177-226
33. De Angelis M.A., Lilley M.D., Olson E.J., and Baross J.A. Methane oxidation in deep-sea hydrothermal plumes of the Endeavour Segment of the Juan de Fuca Ridge. Deep-Sea Research. Part 1. Oceanographic Research Papers 40 (1993) 1169-1186
34. Den Dulk M., Reichart G.J., van Heyst S., Zachariasse W.J., and van der Zwaan G.J. Benthic foraminifera as proxies of organic matter flux and bottom water oxygenation? A case history from the northern Arabian Sea. Palaeogeography, Palaeoclimatology, Palaeoecology 161 (2000) 337-359
35. D'Hondt S., Donaghay P., Zachos J.C., Luttenberg D., and Lindinger M. Organic carbon fluxes and ecological recovery from the Cretaceous-Tertiary mass extinction. Science 282 (1998) 276-279
36. Douglas R.G. Benthic foraminiferal ecology and paleoecology: a review of concepts and methods. Society of Econimic Paleontologists and Nineralogists. Short Course vol. 6 (1979) 21-53
37. Fontanier C., Jorissen F.J., Licari L., Alexandre A., Anschutz P., and Carbonel P. Live benthic foraminiferal faunas from the Bay of Biscay: faunal density, composition and microhabitats. Deep-Sea Research. Part 1. Oceanographic Research Papers 49 (2002) 751-785
38. Galeotti S., and Coccioni R. Changes in coiling direction of Cibicidoides pseudoacutus (Nakkady) across the Cretaceous-Tertiary boundary of Tunisia: palaeoecological and biostratigraphic implications. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 197-210
39. Gardin S. Late Maastrichtian to early Danian calcareous nannofossils at Elles (Northwest Tunisia). A tale of one million years across the K-T boundary. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 211-231
40. Gardin S., and Monechi S. Paleoecological change in middle to low-latitude calcareous nannoplankton at the Cretaceous/Tertiary boundary. Bulletin de la Société Géologique de France 169 (1998) 709-723
41. Gooday A.J. The biology of deep-sea foraminifera: a review of some advances and their applications in paleoceanography. Palaios 9 (1994) 14-31
42. Gooday A.J. Benthic foraminifera (Protista) as tools in deepwater palaeoceanography: environmental influences on faunal characteristics. Advances in Biology 46 (2003) 1-90
43. Gradstein F.M., Ogg J.G., and Smith A.G. A Geologic Time Scale (2004), Cambridge University Press 589 pp.
44. Hayek L.C., and Buzas M.A. Surveying Natural Populations (1996), Columbia University Press, New York 448 pp.
45. Jones R.W., and Charnock M.A. "Morphogroups" of agglutinating foraminifera, their life positions and feeding habits and potential applicability in (paleo)ecological studies. Revue de Paléobiologie 4 (1985) 311-320
46. Jorissen F.J. Benthic foraminiferal microhabitats below the sediment-water interface. In: Sen Gupta B.K. (Ed). Modern Foraminifera (1999), Kluwer Academic Publishers 161-179
47. Jorissen F.J., Barmawidjaja D.M., Puskaric S., and Van der Swaan G.J. Vertical distribution of benthic foraminifera in the northern Adriatic Sea: the relation with the organic flux. Marine Micropaleontology 19 (1992) 131-146
48. Jorissen F.J., Stigter H.C., and Widmark J.G.V. A conceptual model explaining benthic foraminiferal microhabitats. Marine Micropaleontology 26 (1995) 3-15
49. Jorissen F.J., Wittling I., Peypouquet J.P., Rabouille C., and Rlexans J.C. Live benthic foraminiferal faunas off Cape Blanc, NW Africa: community structure and microhabitats. Deep-Sea Research. Part 1. Oceanographic Research Papers 45 (1998) 2157-2188
50. Kaiho K. A low extinction rate of intermediate-water benthic foraminifera at the Cretaceous/Tertiary boundary. Marine Micropaleontology 18 (1992) 229-259
51. Kaiho K. Benthic foraminiferal dissolved-oxygen index and dissolved-oxygen level in the modern ocean. Geology 22 (1994) 719-722
52. Kaiho K. Effect of organic carbon flux and dissolved oxygen on the benthic foraminiferal oxygen index (BFOI). Marine Micropaleontology 37 (1999) 67-76
53. Kaminski M.A., and Gradstein F.M. Atlas of Paleogene Cosmopolitan deep-water Agglutinated Foraminifera. Grzybowski Foundation Special Publication vol. 10 (2005) 547 + vii pp.
54. Kaminski M.A., Kuhnt W., and Moullade M. The evolution and paleobiogeography of abyssal agglutinated foraminifera since the Early Cretaceous: A tale of four faunas. Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen 212 (1999) 401-439
55. Karoui-Yaakoub, N., 1999. Le Paléocène en Tunisie septentrionale et centro-orientale: Systématique, Biostratigraphie des foraminifères et environnements de dépôt. Thèse de Doctorat. Université Tunis II, 357 pp.
56. Karoui-Yaakoub N., Zaghbib-Turki D., and Keller G. The Cretaceous-Tertiary (K-T) mass extinction in planktic foraminifera at Elles I and El Melah, Tunisia. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 233-255
57. Keller G. Extinction, survivorship and evolution of planktic foraminifera across the Cretaceous/Tertiary boundary at El Kef Tunisia. Marine Micropaleontology 13 (1988) 239-263
58. Keller G. Paleoecologic response of Tethyan benthic foraminifera to the Cretaceous -Tertiary boundary transition. In: Takayanagi Y., and Saito T. (Eds). Studies in Benthic Foraminifera (1992), Tokai University Press, Tokyo 77-91
59. Keller G., Li L., and MacLeod N. The Cretaceous/Tertiary boundary stratotype section at El Kef, Tunisia: how catastrophic was the mass extinction?. Palaeogeography, Palaeoclimatology, Palaeoecology 119 (1995) 221-254
60. Keller G., Adatte T., Stinnesbeck W., Luciani V., Karoui N., and Zaghbib-Turki D. Paleobiogeography of the Cretaceous/Tertiary mass extinction in planktic foraminifera. Palaeogeography, Palaeoclimatology, Palaeoecology 178 (2002) 257-298
61. Kouwenhoven T.J. Survival under stress: benthic foraminiferal patterns and Cenozoic biotic crises. Geologica Ultraiectina 186 (2000) (206 pp.)
62. Kuhnt W., and Kaminski M.A. Changes in the community structure of deep water agglutinated foraminifers across the K/T boundary in the Basque Basin (Northern Spain). Revista Espanola de Micropaleontologìa 25 (1993) 57-92
63. Kuhnt W., Moullade M., and Kaminski M.A. Ecological structuring and evolution of deep sea agglutinated foraminifera: a review. Revue de Micropaléontologie 39 (1996) 271-281
64. Li L., and Keller G. Global warming at the end of the Cretaceous. Geology 26 (1998) 995-998
65. Li L., Keller G., and Stinnesbeck W. The Late Campanian and Maastrichtian in northwest Tunisia: paleoenvironmental inferences from lithology, macrofauna and benthic foraminifera. Cretaceous Research 20 (1999) 231-252
66. Loeblich A.R., and Tappan H. Foraminifera genera and their classification (1988), Van Nostrand Reinhold Co., New York 1-970
67. Lomax B., Beerling D.J., Upchurch G.R., and Otto-Bliesner B. Rapid (10-yr) recovery of terrestrial productivity in a simulation study of the terminal Cretaceous impact. Earth and Planetary Science Letters 192 (2001) 137-144
68. MacLeod N., and Keller G. How complete are Cretaceous/Tertiary boundary sections? A chronostratigraphic estimate based on graphic correlation. Geological Society of American Bulletin 103 (1991) 1439-1457
69. Martini E. Standard Tertiary and Quaternary calcareous nannoplankton zonation. In: Farinacci A. (Ed). Proceedings of the 2nd Planktonic Conference, Rome, 1970. Edizioni Technoscienza vol. 2 (1971) 739-785
70. Molina E., Alegrat L., Arenillas I., and Arz J.A. The Cretaceous/Paleogene boundary at the Agost section revisited: paleoenvironmental reconstruction and mass extinction pattern. Journal of Iberian Geology 31 (2005) 135-148
71. Morigi C., Jorissen F.J., Gervais A., Guichard S., and Borsetti A.M. Benthic foraminiferal faunas in surface sediments off NW Africa.: relationship with organic flux to the sea floor. Journal of Foraminiferal Research 31 (2001) 350-368
72. Mukhopadhyay S., Farley K.A., and Montanari A. A short duration of the Cretaceous-Tertiary Boundary Event; evidence from extraterrestrial 3He. Sciences 291 (2001) 1952-1955
73. Murray J.W. Ecology and Palaeoecology of Benthic Foraminifera (1991), Elsevier, Amsterdam 397 pp.
74. Nagy J., Gradstein F.M., Kaminski M.A., and Holbourn A.E. Foraminiferal morphogroups, paleoenvironments and new taxa from Jurassic to Cretaceous strata of Thakkola, Nepal. In: Kaminski M.A., Geroch S., and Gasinski M.A. (Eds). Proceedings of the fourth international workshop on agglutinated foraminifera. Grzybowski Foundation Special Pubblication vol. 3 (1995) 181-209
75. Nyong E.E., and Olsson R.K. A paleoslope model of Campanian to Lower Maastrichtian foraminifera in the North American basin and adjacent continental margin. Marine Micropaleontology 8 (1984) 437-477
76. Norris R.D., Hubert B.T., and Self-Trail J. Synchroneity of the K-T oceanic mass extinction and meteoritic impact: Blake Nose, western North Atlantic. Geology 27 (1999) 419-422
77. Norris R.D., Klaus A., and Kroon D. Mid-Eocene deep water, the late Paleocene Thermal maximum and continental slope mass wasting during the Cretaceous-Palaeogene impact. Special Publication Geological Society of London 183 (2001) 23-28
78. Olsson R.K., and Nyong E.E. A paleoslope model for Campanian-Lower Maastrichtian Foraminifera of New Jersey and Delaware. Journal of Foraminiferal Research 14 (1984) 50-68
79. Pardo A., Ortiz N., and Keller G. Latest Maastrichtian and K/T boundary foraminiferal turnover and environmental changes at Agost, Spain. In: MacLeod N., and Keller G. (Eds). The Cretaceous/Tertiary Boundary Mass Extinction: Biotic and Environmental Events (1996), Norton, New York 155-176
80. Perch-Nielsen K., McKenzie J., and He Q. Biostratigraphy and isotope stratigraphy and the 'catastrophic' extinction of calcareous nannoplankton at the Cretaceous/Tertiary boundary. Geological Society of America Special Paper 190 (1982) 353-371
81. Peryt D., Lahodynsky R., and Durakiewicz T. Deep-water agglutinated foraminiferal changes and stable isotope profiles across the Cretaceous/Paleogene Boundary in the Rotwandgraben section, Eastern Alps (Austria). Palaeogeography, Palaeoclimatology, Palaeoecology 132 (1997) 287-307
82. Peryt D., Alegret L., and Molina E. The Cretaceous/Paleogene (K/P) boundary at Aìn Settara, Tunisia: restructuring of benthic foraminiferal assemblages. Terra Nova 14 (2002) 101-107
83. Peryt D., Alegret L., and Molina E. Agglutinated foraminifers and their response to the Cretaceous/Paleogene (K/P) boundary event at Ain Settara, Tunisia. In: Bubik M., and Kaminski M.A. (Eds). Proceedings of the Sixth International Workshop on Agglutinated Foraminifera. Grzybowski Foundation Special Publication vol. 8 (2004) 393-412
84. Robin E., Rocchia R., Lefevre I., Pierrard O., Dupuis C., Smit J., Zaghbib-Turki D., Karoui N., and Matmati M.F. The compositional variation of K/T spinel in Tunisia: Evidence for a global deluge of projectile debris. Abstracts International Workshop on Cretaceous-Tertiary Transition, May 1998, Tunis (1998) 49-50
85. Said, R., 1978. Etude stratigraphique et micropaléontologique du passage Crétacé-Tertiaire du synclinal d'Ellès (région Siliana-Sers) Tunisie Centrale. Thèse 3ieme Cycle, Université Pierre et Marie Curie, Paris IV, 275 pp.
86. Sliter W.V. Upper Cretaceous foraminifera from southern California and northwestern Baja California, Mexico. The University of Kansas Paleontoogical Contribution (1968) 1-141 Art. 7
87. Sliter W.V., and Baker A. Cretaceous bathymetric distribution of benthic foraminifera. Journal of Foraminiferal Research 2 (1972) 167-183
88. Soria A.R., Liesa-Carrera C.L., Mata M.P., Arz J.A., Alegret L., Arenillas I., and Melendez A. Slumping and a sandbar deposit at the Cretaceous/Tertiary in the El Tecolote sector (northeastern Mexico): an impact induced sediment gravity flow. Geology 29 (2001) 231-234
89. Speijer R.P. Extinction and recovery patterns in southern Tethyan benthic foraminiferal assemblages across the Cretaceous/Paleogene boundary. Geologica Ultraiectina 124 (1994) 19-64
90. Speijer R.P., and Van der Zwaan G.J. Extinction and survivorship of Southern Tethyan benthic foraminifera across the Cretaceous/Paleogene boundary. In: Hart M.B. (Ed). Biotic Recovery from Mass Extinction Events. Special Publication Geological Society of London, London, UK vol. 102 (1996) 343-371
91. Stinnesbeck W., Keller G., and Adatte T. Lithological Characteristics of the K/T transitions in Tunisia: evidence of a tsunami event?. International Workshop on Cretaceous-Tertiary Transition, Volume of Abstracts (1998) 53-54
92. Thierstein H. Late Cretaceous nannoplankton and the change at the Cretaceous-Tertiary boundary. SEPM Special Publication 32 (1981) 355-394
93. Thomas E. Late Cretaceous through Neogene deep-sea benthic foraminifers (Maud Rise, Weddell Sea, Antarctica). In: Baker P.F., and Kennet J.P. (Eds). Proceedings ODP. Scientific Results vol. 113 (1990) 571-594
94. Thomas E. Late Cretaceous-early Eocene mass extinctions in the deep sea. In: Sharpton V.L., and Ward P.D. (Eds). Global Catastrophes in Earth history. Geological Society of America. Special Publication vol. 247 (1990) 481-495
95. Tjalsma R.C., and Lohmann G.P. Paleocene-Eocene bathyal and abyssal benthic Foraminifera from the Atlantic Ocean. Micropaleontology Special Publication 4 (1983) (90 pp.)
96. Van den Akker T.J.A.H., Kaminski M.A., Gradstein F.M., and Wood J. Campanian to Palaeocene biostratigraphy and paleoenvironments in the Foula Sub-Basin, west of the Shetland Islands, UK. Journal of Micropaleontology 19 (2000) 23-43
97. Van der Zwaan G.J., Duijnstee J.A.P., Den Dulk M., Ernst S.R., Jannink N.T., and Kouwenhoven T.J. Benthic foraminifers: proxies or problems? A review of paleoecological concepts. Earth Science Review 46 (1999) 213-236
98. Van Morkhoven F.P.C.M., Berggren W.A., and Edwards A.S. Cenozoic cosmopolitan deep-water benthic foraminifera. Bulletin des Centres de Recherches Exploration Production Elf Aquitanie, Mémoire 11 (1986) (423 pp.)
99. Venturati, A., 2000. Paleoecologia a foraminiferi bentonici al passaggio Cretacico/Terziario nella sezione di Elles (Tunisia). Università di Urbino, Unpublished Thesis, 90 pp.
100. Widmark J.G.V. Deep-sea benthic foraminifera from Cretaceous-Paleogene boundary strata in the South Atlantic-taxonomy and paleoecology. Fossils & Strata 43 (1997) 1-94
101. Widmark J.G.V. Biogeography of terminal Cretaceous benthic foraminifera: deep-water circulation and trophic gradients in the deep South Atlantic. Cretaceous Research 21 (2000) 367-379
102. Widmark J.G.V., and Malmgren B. Benthic foraminiferal changes across the Cretaceous-Tertiary boundary in the deep sea; DSDP sites 525, 527 and 465. Journal of Foraminiferal Research 22 (1992) 81-113
103. Widmark J.G.V., and Malmgren B. Biogeography of terminal Cretaceous deep-sea benthic foraminifera from the Atlantic and Pacific oceans. Palaeogeography, Palaeoclimatology, Palaeoecology 92 (1992) 375-405
104. Widmark J.G.V., and Speijer R.P. Benthic foraminiferal faunas and trophic regimes at the terminal Cretaceous Tethyan seafloor. Palaios 12 (1997) 354-371
105. Widmark J.G.V., and Speijer R.P. Benthic foraminiferal ecomarker species of the terminal Cretaceous (late Maastrichtian) deep-sea Tethys. Marine Micropaleontology 31 (1997) 135-155
106. Zachos J.C., and Arthur M.A. Paleoceanography of the Cretaceous/Tertiary event: inferences from stable isotope and other data. Paleoceanography 1 (1986) 5-26
107. Zachos J.C., Arthur M.A., and Dean W.E. Geochemical evidence for suppression of pelagic marine productivity at the Cretaceous/Tertiary boundary. Nature 337 (1986) 61-64
108. Zaghbib-Turki D., Karoui-Yaakoub N., Rocchia R., Robin E., and Belayouni H. Enregistrement des évènements remarquables de la limite Crétacé-Tertiaire dans la coupe d'Ellès (Tunisie). Comptes Rendus de l'Académie des Sciences, Paris, Sciences de la Terre et des Planètes 331 (2000) 141-149
109. Zaghbib-Turki D., Karoui-Yaakoub N., Said-Benzarti R., Rocchia R., and Robin E. Révision de la limite Crétacé-Tertiaire de la coupe d'Ellès (Tunisie): proposition d'un nouveau parastratotype. Geobios 34 1 (2001) 25-37