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Mostrando ítems 21-30 de 1748
Relictual Lepidopteris (Peltaspermales) from the Early Jurassic Cañadón Asfalto Formation, Patagonia, Argentina
(University of Chicago Press, 2019-06-04)
Premise of research. Numerous leaf remains of pteridosperms occur at a new locality of the Early Jurassic Cañadón Asfalto Formation, in Patagonia, Argentina. Fossils consist of adpressions with superb cuticular preservation ...
A diplodocid sauropod dinosaur from the Late Jurassic Cañadón Calcáreo Formation of Chubut, Argentina
(Society of Vertebrate Paleontology, 2015-10)
Late Jurassic dinosaur faunas from the Southern Hemisphere are still poorly known, and it thus remains unclear whether or not the famous Tendaguru fauna (Kimmeridgian–Tithonian, Tanzania) represents a typical Gondwanan ...
The role of true polar wander on the Jurassic palaeoclimate
(Springer, 2013-04)
From the Late Carboniferous until the Middle Jurassic, continents were assembled in a quasi-rigid supercontinent called Pangea. The first palaeomagnetic data of South America indicated that the continent remained stationary ...
Jurassic intraplate contraction of southern Patagonia: The El Tranquilo Anticline area, Deseado Massif
(Pergamon-Elsevier Science Ltd, 2019-10)
A late Early Jurassic shortening event affected the southern end of the back-arc Chubut Basin in southern Patagonia, interspersed within a general lithospheric extensional context linked to Gondwana breakup. In this work, ...
First record of chimaeroid fish Ischyodus from the Upper Jurassic of southwestern Gondwana
(Inst Paleobiologii Pan, 2021)
This study presents two specimens of Chimaeriformes from Upper Jurassic strata of central Chile. The material was
recovered from Tithonian levels of the Baños del Flaco Formation and includes two different individuals, ...
Podocarpaceae woods (Coniferales) from middle Jurassic La Matilde formation, Santa Cruz province, Argentina
(Elsevier Science, 2007-12)
The anatomy of Podocarpaceae petrified woods (Coniferales) from La Matilde Formation (Middle Jurassic), that crop out in the Gran Bajo de San Julián area, of Santa Cruz province, Argentina are studied. The following species ...
A bajocian (Middle jurassic) marine gastropod assemblage from the badamu formation, Central Iran
(Polish Geological Soc, 2016-10)
Nine species of gastropods are reported from the Bajocian (Middle Jurassic) part of the Badamu Formation of Central Iran. This is the first report of a gastropod assemblage of this age from the shelves of the Kimmerian ...
Patellogastropoda and Vetigastropoda (Mollusca, Gastropoda) from the marine Jurassic of Patagonia, Argentina
(Taylor & Francis, 2014-07)
Gastropod faunas from the Early Jurassic (Late Pliensbachian–Early Toarcian) marine deposits of Chubut Province, Argentina, are described from Lomas Occidentales, Cerro La Trampa and Puesto Currumil localities, representing ...
New fossil record of a Jurassic pterosaur from Neuquén Basin, Vaca Muerta Formation, Argentina
(Elsevier Science, 2013-12)
Discoveries of Jurassic pterosaurs in the Southern Hemisphere are extremely unusual. In Argentina, pterosaurs from the Upper Jurassic (Tithonian) have only been found in the Northwest of Patagonia (Neuquén Basin). These ...