Results 11 to 20 of about 789 (158)

Anatomy ofMahakala omnogovae(Theropoda: Dromaeosauridae), Tögrögiin Shiree, Mongolia [PDF]

open access: greenAmerican Museum Novitates, 2011
The dromaeosaurid Mahakala omnogovae is known from a unique specimen from the Late Cretaceous deposits of the Djadokhta Formation at Tögrögiin Shiree, Ömnögov Aimag, Mongolia. The holotype specimen is comprised of a well-preserved but partial skull and a
Alan H. Turner   +2 more
semanticscholar   +6 more sources

Cranial Anatomy of New Specimens of Saurornitholestes langstoni (Dinosauria, Theropoda, Dromaeosauridae) from the Dinosaur Park Formation (Campanian) of Alberta [PDF]

open access: bronzeThe Anatomical Record, 2019
The holotype of the dromaeosaurid Saurornitholestes langstoni was described in 1978 on the basis of fewer than 30 associated cranial and postcranial bones of a single individual from Dinosaur Provincial Park.
Philip J. Currie, David C. Evans
semanticscholar   +5 more sources

First find of the dromaeosauridae (dinosauria: dromaeosauridae) ungual from the late cretaceous Blagoveschensk dinosaur locality (Amur Region, Russia)

open access: bronzeДоклады Академии наук, 2019
Dromaeosaurid ungual from the Blagoveschensk locality studied for the first time. Dromaeosaurid presence amongst other taxa points on high biodiversity in Amur region, on the eve of K-T event.
Ivan Bolotsky   +2 more
semanticscholar   +5 more sources

A New Specimen ofMicroraptor(Theropoda: Dromaeosauridae) from the Lower Cretaceous of Western Liaoning, China [PDF]

open access: greenAmerican Museum Novitates, 2014
Microraptor zhaoianus is known from several specimens collected in western Liaoning Province, China. However, several aspects of the morphology of Microraptor remain unknown or ambiguous due to poor preservation of the described specimens.
Rui Pei   +4 more
semanticscholar   +5 more sources

New Specimens of Microraptor zhaoianus (Theropoda: Dromaeosauridae) from Northeastern China [PDF]

open access: greenAmerican Museum Novitates, 2002
New specimens of the diminutive theropod dinosaur Microraptor zhaoianus are described. These specimens preserve significant morphological details that are not present or are poorly preserved in the holotype specimen, including aspects of the manus ...
Sunny H. Hwang   +3 more
semanticscholar   +5 more sources

The first giant raptor (Theropoda: Dromaeosauridae) from the Hell Creek Formation [PDF]

open access: bronzePaleontological Contributions, 2015
ABSTRACT Most dromaeosaurids were small- to medium-sized cursorial, scansorial, and arboreal, sometimes volant predators, but a comparatively small percentage grew to gigantic proportions. Only two such giant “raptors” have been described from North America. Here, we describe a new giant dromaeosaurid, Dakotaraptor steini gen. et sp.
Robert A. DePalma   +4 more
semanticscholar   +7 more sources

A microraptorine (Dinosauria–Dromaeosauridae) from the Late Cretaceous of North America [PDF]

open access: greenProceedings of the National Academy of Sciences, 2009
The fossil assemblages of the Late Cretaceous of North America are dominated by large-bodied dinosaur species. Associated skeletons of small dinosaurs are exceedingly rare, and small (<10 kg) carnivorous theropods have not previously been reported from these beds.
Nicholas R. Longrich, Philip J. Currie
semanticscholar   +6 more sources

Mandibular biomechanics of Acheroraptor temertyorum (Theropoda: Dromaeosauridae) with implications for the feeding ecology and behaviour

open access: closedMesozoic
Acheroraptor temertyorum is a dromaeosaurid theropod, probably a saurornitholestine, found in the upper Maastrichtian Hell Creek Formation of Montana.
Chan‐gyu Yun
semanticscholar   +3 more sources

The cranial osteology of Buitreraptor gonzalezorum Makovicky, ApesteguÍa, and AgnolÍn, 2005 (Theropoda, Dromaeosauridae), from the Late Cretaceous of Patagonia, Argentina

open access: goldJournal of Vertebrate Paleontology, 2017
ABSTRACTBuitreraptor gonzalezorum is a paravian theropod from the Late Cretaceous of Patagonia that has been recovered as an unenlagiine dromaeosaurid in several phylogenies. It was preliminarily described in a brief article, but a detailed osteology has not been published to date. Here we provide a thorough osteological description of the skull of the
Federico A. Gianechini   +2 more
semanticscholar   +7 more sources

Upper Cretaceous European theropod palaeobiodiversity, palaeobiogeography and the intra‐Maastrichtian faunal turnover: new contributions from the Iberian fossil site of Laño

open access: yesPapers in Palaeontology, Volume 8, Issue 1, January/February 2022., 2022
A total of 227 theropod teeth have so far been recovered from the upper Campanian Laño site (northern Iberian Peninsula). The teeth were studied for their qualitative and quantitative features.
Erik Isasmendi   +4 more
semanticscholar   +2 more sources

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