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Alexei B. Herman and Ksenia V. Domogatskaya
Three species belonging to the fern genus Ochotopteris E. Lebedev, including the new species O. lebedevii Herman et Domogatskaya, are revised, described and illustrated in this paper. The fossils come from Albian, Cenomanian, Turonian and Coniacian beds ...
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Senay Ozkaya de Juanas, Fernando Barroso-Barcenilla, Mélani Berrocal-Casero and Pedro Miguel Callapez
Accessible palaeontological sites conform highly adequate out-of-school environments for meaningful learning experiences regarding formal and non-formal teaching of geosciences. With a perspective of international cooperation, two correlative Cenomanian?...
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Leifu Zhang, Wenqi Zhang, Yong Li, Benbiao Song, Dawang Liu, Ya Deng, Jiacheng Xu and Yuning Wang
The Cenomanian?Early Turonian Mishrif Formation is a great contributor to oil production in Iraq. Integrating petrographic, mineralogical, and wireline logging data from 52 wells, this study provides an improved understanding of the sequence stratigraphy...
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Adam G. Szulc, Andrew C. Morton, Andrew G. Whitham, Sidney R. Hemming and Stuart N. Thomson
The crystalline basement and Caledonian orogenic belt of East Greenland between 70 and 78° N are divided into five source regions on the basis of heavy mineral assemblages, mineral geochemistry, and isotopic age data from 42 modern moraine/outwash sample...
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Augusto Nicolás Varela, María Sol Raigemborn, Patricio Emmanuel Santamarina, Sabrina Lizzoli, Thierry Adatte and Ulrich Heimhofer
The Cenomanian Mata Amarilla Formation (MAF) in southern Patagonia (~55° S paleolatitude, Austral-Magallanes Basin, Argentina) is composed mainly of stacked fluvial deposits with intercalated paleosols, which document Cenomanian environments at high-pale...
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Mayra A. Vargas-Escudero,Carlos A. Ríos-Reyes,Mario García-González,Adriana Ortiz-Orduz
Pág. 472 - 495
The exploration well ANH-CR-Montecarlo-1X, in the southern part of the Cesar-Ranchería basin in Colombia, cuts sedimentary rocks assigned to the Cogollo Group (Barremian-Cenomanian). The present study integrates petrographic techniques (thin section micr...
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Arghya Goswami, Linda Hinnov, Anand Gnanadesikan and Taylor Young
At present, global paleoclimate simulations are prepared with bathtub-like, flat, featureless and steep walled ocean bathymetry, which is neither realistic nor suitable. In this article, we present the first enhanced version of a reconstructed paleobathy...
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Augusto N. Varela,Daniel G. Poiré,Thomas Martin,Axel Gerdes,Francisco J. Goin,Javier N. Gelfo,Simone Hoffmann
Pág. 359 - 379
Despite the abundant fossil content of the Mata Amarilla Formation (Southern Patagonia, Santa Cruz Province, Argentina), its age has always generated a considerable number of questions and debates. The chronological data provided by invertebrates, dinosa...
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Marcelo Manassero,Patricia E. Zalba,Renato R. Andreis,Martin Morosi
Pág. 13 - 26
The volcaniclastic successions of the Cerro Barcino Formation (Chubut Group), of Aptian-Cenomanian age, crop out on both margins of the Chubut River with a thickness of 200 m. The Middle Member Cerro Castaño (syneruptive, 90 m) and the Upper Member, Las ...
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Rubén Martínez-Pardo,Antonio Gallego,Rodolfo Martínez-Guzmán
Pág. 173 - 187
ABSTRACT. Limestones from the Polpaico locality, within the Santiago basin, on the east side of Central Chile's Coastal Range, originally considered as intermontane lake deposits, with no conclusive paleontological information, and assumed to be Cenomani...
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