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Bioclaustration trace fossils in epeiric shallow marine stromatolites: the Cretaceous-Palaeogene Yacoraite Formation, Northwestern Argentina
(Wiley Blackwell Publishing, Inc, 2013-01)
The shallow carbonate facies at the top of the Yacoraite Formation (Late Cretaceous–Early Palaeocene) in the Met an sub-basin, Salta Basin (Cretaceous-Eocene), northern Argentina, have domal stromatolitic boundstones with ...
Fungal spores from the Palaeogene El Foyel Group of Ñirihuau Basin, Argentina
(Wiley Blackwell Publishing, Inc, 2016-08)
The El Foyel Group is defined in the western section (Andean) of the Nirihuau Basin, Argentina (41 °440 S– 71°300 W). It consists of three units: the Troncoso, Salto del Macho and Rıo Foyel formations. The age of the group ...
New Palaeogene cingulates (Mammalia, Xenarthra) from Santa Rosa, Perú and their importance in the context of South American faunas
(Taylor & Francis, 2012-12)
The record of Palaeogene cingulate xenarthrans in low latitudes 33 is very poor. 34 In this sense, the cingulate fauna from the Yurúa River near Santa Rosa in eastern Perú is 35 important because it is one of the oldest ...
The youngest South American rhynchocephalian, a survivor of the K/Pg extinction
(The Royal Society, 2014-08)
Rhynchocephalian lepidosaurs, though once widespread worldwide, are represented today only by the tuatara (Sphenodon) of New Zealand. After their apparent early Cretaceous extinction in Laurasia, they survived in southern ...
Climate and sea-level changes across a shallow marine Cretaceous–Palaeogene boundary succession in Patagonia, Argentina
(Wiley Blackwell Publishing, Inc, 2017-07)
Upper Maastrichtian to lower Paleocene, coarse-grained deposits of the Lefipán Formation in Chubut Province, (Patagonia, Argentina) provide an opportunity to study environmental changes across the Cretaceous–Palaeogene ...
Invertebrates from the Low Head Member (Polonez Cove Formation, Oligocene) at Vaureal Peak, King George Island, West Antarctica
(Cambridge University Press, 2008-04-01)
Eight taxa of marine invertebrates, including two new bivalve species, are described from the Low Head Member of the Polonez Cove Formation (latest early Oligocene) cropping out in the Vaureal Peak area, King George Island, ...
Invertebrates from the Low Head Member (Polonez Cove Formation, Oligocene) at Vaureal Peak, King George Island, West Antarctica
(Cambridge University Press, 2008-04-01)
Eight taxa of marine invertebrates, including two new bivalve species, are described from the Low Head Member of the Polonez Cove Formation (latest early Oligocene) cropping out in the Vaureal Peak area, King George Island, ...
Interrelationships of Polydolopidae (Mammalia: Marsupialia) from South America and Antarctica
(Wiley Blackwell Publishing, Inc, 2020-11)
Polydolopidae is a family of Palaeogene marsupials recorded from outcrops in southern South America and the Antarctic Peninsula. They are mostly represented by skull fragments or maxillary, dentary and molar remains. A ...