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A Jurassic pterosaur from Patagonia and the origin of the pterodactyloid neurocranium
(Peer J Inc, 2016-05)
Pterosaurs are an extinct group of highly modified flying reptiles that thrived during the Mesozoic. This group has unique and remarkable skeletal adaptations to powered flight, including pneumatic bones and an elongate ...
New remains of the aquatic turtle Hydromedusa casamayorensis (Pleurodira, Chelidae) from the middle Eocene of Patagonia: taxonomic validation and phylogenetic relationships
(Wiley-Blackwell Publishing Ltd, 2018-11)
Twenty-seven new specimens recovered from lower levels of the Sarmiento Formation (Casamayoran SALMA, middle Eocene) in the ‘Cañadón Hondo’ area, Chubut (Argentina), bring new information on the Palaeogene long-necked ...
A leafcutter bee trace fossil from the middle eocene of patagonia, Argentina, and a review of Megachilid (Hymenoptera) ichnology
(Wiley Blackwell Publishing, Inc, 2008-07)
The ichnospecies Phagophytichnus pseudocircus isp. nov. is described to include trace fossils characterized by leaf-margin excisions showing eccentricity values of 0.35-0.65 and more than 270 degrees of an arc, a non cuspate ...
A new species of Notobatrachus (Amphibia, Salientia) From The Middle Jurassic of Northwestern Patagonia
(Paleontological Society, 2008-03)
Notobatrachus degiustoi is the most completely known Jurassic frog and has been recorded in many outcrops of the La Matilde Formation of the Deseado Massif area in southern Patagonia. Herein, we erect a new species of the ...
El arte rupestre de Las Chapas. Valle inferior-medio del Río Chubut, Patagonia ArgentinaThe rock art of Las Chapas. Lower-middle valley of Chubut River, Patagonia Argentina
(Universidad Nacional de San Martín, Escuela de Arte y Patrimonio (EAyP), 2021-11)
Las tareas arqueológicas emprendidas en la localidad Las Chapas (Dpto. Mártires, provincia del Chubut) han permitido registrar diversos sitios arqueológicos en un área que carecía de investigaciones sistemáticas previas ...
Insights on the controls on floodplain-dominated fluvial successions: A perspective from the early–middle miocene santa cruz formation in río chalía (patagonia, argentina)
(Geological Society Publications House, 2021-07)
The Santa Cruz Formation (SCF) in Río Chalía (Austral Basin, Patagonia, Argentina) is a well-exposed fluvial succession with abundant and diverse fossil vertebrates accumulated during the Miocene Climatic Optimum (MCO). ...
A new burmagomphid dragonfly from the Eocene of Patagonia, Argentina
(Polish Academy of Sciences. Institute of Paleobiology, 2017-11)
A new burmagomphid anisopteran, Satelitala soberana gen. et sp. nov. is described from the lower Eocene of Laguna del Hunco, Patagonia, Argentina. The new genus is characterised by hindwing characters such as the subdiscoidal ...
The most recent record of †Palaeospheniscus bergi Moreno & Mercerat, 1891 (Aves, Spheniscidae) from the middle Miocene, northeastern Patagonia
(E Schweizerbartsche Verlags, 2012-11)
A penguin humerus constitutes the most recent record of the widely distributed genus Palaeospheniscus in the Atlantic Ocean. Penguins are unknown in late Miocene and Plicene beds in the region, whereas they have been ...