Results 11 to 20 of about 1,440 (226)

Comments on the Pteranodontidae (Pterosauria, Pterodactyloidea) with the description of two new species [PDF]

open access: diamondAnais da Academia Brasileira de Ciências, 2010
Considered one of the best known flying reptiles, Pteranodon has been subject to several reviews in the last century. Found exclusively in the Upper Cretaceous Niobrara Formation and Pierre Shale Group 11 species have been attributed to this genus ...
Alexander W.A. Kellner
doaj   +7 more sources

Taxonomic review of the Ornithocheirus complex (Pterosauria) from the Cretaceous of England [PDF]

open access: greenZooKeys, 2013
Over a decade after the last major review of the Cambridge Greensand pterosaurs, their systematics remains one of the most disputed points in pterosaur taxonomy.
Taissa Rodrigues, Alexander Kellner
doaj   +5 more sources

Реконструкция шеи Azhdarcho lancicollis и образ жизни аждархид (Pterosauria, Azhdarchidae) [PDF]

open access: bronzeПалеонтологический журнал, 2013
Компьютерная реконструкция изолированных шейных позвонков Azhdarcho lancicollis из турона Узбекистана позволила создать трехмерную модель шейного отдела позвоночника этого животного. Относительная длина шейных позвонков (I + II VI > VII > VIII > IX) такая же, как у птеродактилоидов с неудлиненными шейными позвонками.
A. O. Averianov   +2 more
  +4 more sources

Taxonomy of the Lonchodectidae (Pterosauria, Pterodactyloidea) [PDF]

open access: diamondProceedings of the Zoological Institute RAS, 2020
The pterodactyloid family Lonchodectidae includes three genera, Lonchodectes Hooley, 1914, Lonchodraco Rodrigues et Kellner, 2013, and Ikrandraco Wang et al., 2014, and four species, Lonchodectes compressirostris (Owen, 1851), Lonchodraco giganteus (Bowerbank, 1846), Ikrandraco avatar Wang et al., 2014, and Ikrandraco machaerorhynchus (Seeley, 1870 ...
Alexander O. Averianov
openaire   +2 more sources

The phylogenetic position of the Pterosauria within the Archosauromorpha [PDF]

open access: bronzeZoological Journal of the Linnean Society, 1996
In recent years the hypothesis that pterosaurs were the major sister-group of dinosaurs and a closely-linked hypothesis that pterosaurs evolved flight from the ground up have gained general acceptance. A cladistic analysis of the Archosauromorpha using characters presented by previous workers results in a single most parsimonious tree with the ...
S. Christopher Bennett
openaire   +2 more sources

Oldest azhdarchid (Pterosauria) record from South America

open access: diamondRevista del Museo Argentino de Ciencias Naturales, 2023
Abstract Azhdarchid pterosaurs in South America were hitherto represented by two taxa coming from Coniacian-Santonian and Maastrichtian beds, of the Mendoza and Río Negro provinces, respectively, in Argentina. Here we report an incomplete pterosaur cervical vertebra from Cenomanian beds exposed at the east shore of Ezequiel Ramos Mexía Reservoir at the
Agnolín, Federico L.   +3 more
openaire   +4 more sources

Review of taxonomy, geographic distribution, and paleoenvironments of Azhdarchidae (Pterosauria)

open access: yesZooKeys, 2014
The taxonomy, geographic distribution, and paleoenvironmental context of azhdarchid pterosaurs are reviewed. All purported pteranodontid, tapejarid, and azhdarchid specimens from the Cenomanian Kem Kem beds of Morocco are referred to a single azhdarchid ...
Alexander Averianov
doaj   +5 more sources

A new ctenochasmatid (Pterosauria, Pterodactyloidea) from the late Jurassic of Uruguay [PDF]

open access: goldJournal of South American Earth Sciences, 2021
Abstract A new ctenochasmatid pterosaur from the Tacuarembo Formation (Late Jurassic of Uruguay), Tacuadactylus luciae gen. et sp. nov. is described, based on a rostrum fragment with spatulated tip and dentary fragments. It closely resembles Gnathosaurus in the orientation of the teeth and the presence of interalveolar concavities.
Matías Soto   +4 more
openaire   +2 more sources

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