Results 41 to 50 of about 177 (108)

Avialan status for Oviraptorosauria [PDF]

open access: yes, 2002
Oviraptorosauria is a clade of Cretaceous theropod dinosaurs of uncertain affinities within Maniraptoriformes. All previous phylogenetic analyses placed oviraptorosaurs outside a close relationship to birds (Avialae), recognizing Dromaeosauridae or ...
Osmolska, H., Wolsan, M., Maryanska, T
core  

モンゴルの白亜系から発見されているオルニトミモサウルス類(恐竜類:獣脚類)の進化、多様性、異質性 [PDF]

open access: yes, 2019
Ornithomimidae, the derived clade of Ornithomimosauria, are one of the major clades of coelurosaurian dinosaurs and fossil remains of this group have been richly discovered in the Cretaceous sediments of eastern Asia, specifically in the Gobi Desert of ...
Tsogtbaatar, Chinzorig
core   +1 more source

European ornithomimosaurs (Dinosauria, Theropoda): an undetected record

open access: yesGeologica Acta, 2014
Early Cretaceous ornithomimosaurian theropod dinosaurs have been reported from various localities in Asia, whereas they remain poorly represented and extremely rare in North America, Africa and Europe.
R. ALLAIN   +3 more
doaj  

The Phylogeny of Basal Coelurosaurian Theropods (Archosauria: Dinosauria) and Patterns of Morphological Evolution during the Dinosaur-Bird Transition [PDF]

open access: yes, 2013
Theropod dinosaurs are an iconic and familiar group of extinct species that include predators such as Tyrannosaurus and Velociraptor, as well as an array of other Mesozoic taxa.
Brusatte, Stephen
core   +1 more source

The evolution of large-bodied theropod dinosaurs during the Mesozoic in Asia [PDF]

open access: yes, 2010
The fossil record of large-bodied, apex carnivorous theropod dinosaurs in Eastern Asia is now among the best understood in the world, thanks to new discoveries and reinterpretations of long-neglected fossils.
Benson, R. B. J.   +9 more
core   +1 more source

First Report of Gout in an Ornithomimid (Dinosauria: Theropoda) from the Horseshoe Canyon Formation, Alberta

open access: yes, 2014
A spherical lesion on a pedal phalanx of an ornithomimid from the Scollard Formation of Alberta is diagnosed as gout. Gout is recognized in the absence of urate crystals by the presence of periarticular spherical lesions and smooth perilesional bone ...
Rothschild, Bruce M   +2 more
core  

Gualicho shinyae Apesteguía, Smith, Valieri & Makovicky, 2016, gen. et sp. nov.

open access: yes, 2016
Gualicho shinyae gen. et sp. nov. (replaces Nototyrannus violantei Anonymous, 2011, nomen nudum) urn:lsid:zoobank.org:act:A 793 B 82 A- 972 E- 4159 - 9 D 88 - CCEB 9 CBDECB 5 Holotype.
Rubén Juárez Valieri   +3 more
core   +1 more source

Caracterización de una relación alométrica en Theropoda (dinosauria) con énfasis en su extensión e implicaciones evolutivas [PDF]

open access: yes, 2018
Tesis entregada a la Universidad de Chile en cumplimiento parcial de los requisitos para optar al grado de Magíster en Ciencias Biológicas.El origen del vuelo en Aves está marcado tanto por disminuciones significativas en tamaño corporal como por el ...
Palma Liberona, José Antonio
core  

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