Results 11 to 20 of about 988 (199)

Revision of Amygdalodon patagonicus Cabrera, 1947 (Dinosauria, Sauropoda) [PDF]

open access: yesFossil Record, 2003
The type material of the oldest known sauropod dinosaur from South America, Amygdalodon patagonicus, from the Cerro Carnerero Formation (Toarcian-Bajocian) of Chubut province. Argentina, is reviewed.
O. W. M. Rauhut
doaj   +7 more sources

Posture and mechanics of the forelimbs of Brachiosaurus brancai (Dinosauria: Sauropoda) [PDF]

open access: yesFossil Record, 1999
The posture and mechanics of the forelimbs of Brachiosaurus brancai were analysed with the help of biomechanical models. Peak forces in the joints due to acceleration of the fraction of body weight carried on the shoulder joints are critical in models ...
A. Christian, W.-D. Heinrich, W. Golder
doaj   +7 more sources

New titanosauriform (Dinosauria: Sauropoda) specimens from the Upper Cretaceous Daijiaping Formation of southern China [PDF]

open access: yesPeerJ, 2019
Titanosauriform sauropod dinosaurs were once considered rare in the Upper Cretaceous of Asia, but a number of titanosauriforms from this stratigraphic interval have been discovered in China in recent years.
Fenglu Han   +5 more
doaj   +3 more sources

A new eusauropod (Dinosauria, Sauropodomorpha) from the Middle Jurassic of Gansu, China [PDF]

open access: yesScientific Reports
Sauropod dinosaurs were gigantic quadrupedal herbivores. They range from Early Jurassic to Late Cretaceous and have been found on all continents. The rich sauropod faunas in the Middle and Late Jurassic of China are mainly from southern or western China.
Ning Li   +4 more
doaj   +2 more sources

Palaeobiodiversity of Sauropoda in the Blesa Formation (Lower Cretaceous) at northeast Spain

open access: yesJournal of Iberian Geology, 2023
La Formación Blesa es una de las formaciones con mayor biodiversidad de vertebrados del Barremiense de la península Ibérica. En el yacimiento de La Cantalera-1, donde se han identificado más de 32 taxones de vertebrados, los únicos restos de saurópodos ...
E. Medrano-Aguado   +2 more
semanticscholar   +4 more sources

A specimen-level phylogenetic analysis and taxonomic revision of Diplodocidae (Dinosauria, Sauropoda) [PDF]

open access: yesPeerJ, 2015
Diplodocidae are among the best known sauropod dinosaurs. Several species were described in the late 1800s or early 1900s from the Morrison Formation of North America.
Emanuel Tschopp   +2 more
doaj   +6 more sources

A path to gigantism: Three-dimensional study of the sauropodomorph limb long bone shape variation in the context of the emergence of the sauropod bauplan. [PDF]

open access: yesJ Anat, 2022
Our study investigates the limb long bone shape variation of a large sample of sauropodomorph dinosaurs in the context of the emergence of the sauropod bauplan. We highlight a differential emergence of sauropod‐related features, that appear abruptly in the forelimb bones and more gradually in the hindlimb ones.
Lefebvre R   +4 more
europepmc   +2 more sources

A new mamenchisaurid from the Upper Jurassic Suining Formation of the Sichuan Basin in China and its implication on sauropod gigantism [PDF]

open access: yesScientific Reports
The Sichuan Basin has yielded abundant sauropod dinosaurs from the Middle-Late Jurassic, and Mamenchisauridae had predominated the dinosaur faunae during the Late Jurassic in the Sichuan Basin.
Xuefang Wei   +12 more
doaj   +2 more sources

Palaeobiology and osteohistology of South African sauropodomorph dinosaurs. [PDF]

open access: yesJ Anat
We found that the transitionary Sauropodiformes show both the traits of rapid growth of derived Sauropoda as well as interrupted growth of early branching Sauropodomorpha. There appears to be much more variation in growth dynamics of Sauropodiformes than initially thought.
Toefy FY, Krupandan E, Chinsamy A.
europepmc   +2 more sources

Inside a duck-billed dinosaur: Vertebral bone microstructure of Huallasaurus (Hadrosauridae), Upper Cretaceous of Patagonia. [PDF]

open access: yesAnat Rec (Hoboken)
Abstract Dinosaurs evolved a unique respiratory system with air sacs that contributed to their evolutionary success. Postcranial skeletal pneumaticity (PSP) has been used to infer the presence of air sac systems in some fossil archosaurs. While unambiguous evidence of PSP is well documented in pterosaurs and post‐Carnian saurischians, it remains absent
Aureliano T   +3 more
europepmc   +2 more sources

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