Results 91 to 100 of about 2,363 (235)
Morphological Variations within the Ontogeny of Deinonychus antirrhopus (Theropoda, Dromaeosauridae)
This research resulted from the determination that MCZ 8791 is a specimen of Deinonychus antirrhopus between one and two years of age and that the morphological variations within particular growth stages of this taxon have yet to be described. The primary goal of the research is to identify ontogenetic variations in this taxon.
William L Parsons, Kristen M Parsons
openaire +4 more sources
ABELISAURID PEDAL UNGUALS FROM THE LATE CRETACEOUS OF INDIA
The ungual phalanges of theropod dinosaurs discovered in the Lameta Formation (Maastrichtian), central India, exhibit distinctive characters unknown in other theropods.
Fernando E. Novas, Saswati Bandyopadhyay
doaj
Anatomy and Systematics of the Confuciusornithidae (Theropoda: Aves) from the Late Mesozoic of Northeastern China [PDF]
Storrs L. Olson
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A Thick-Skulled Troodontid Theropod from the Late Cretaceous of Mexico
Dinosaurs repeatedly evolved adaptations for sexual selection over their 150-million year history, including adaptations for display and intraspecific combat.
Hector E. Rivera-Sylva +5 more
doaj +1 more source
TERRESTRIAL ECOSYSTEMS ON THE MESOZOIC PERI-ADRIATIC CARBONATE PLATFORMS: THE VERTEBRATE EVIDENCE
The remains of Mesozoic carbonate platforms outcrop along the margins of the Adriatic Sea and the mountain chains surrounding them in Italy, Slovenia and Croatia.
Fabio M. Dalla Vecchia
doaj
European ornithomimosaurs (Dinosauria, Theropoda)
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. So far, the only known European ornithomimosaur is Pelecanimimus from the Barremian of Spain.
Allain, R. +3 more
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Diversity of late Maastrichtian Tyrannosauridae (Dinosauria: Theropoda) from western North America
Thomas E. Williamson
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Juvenile specimen of Megaraptor (Dinosauria, Theropoda) sheds light about tyrannosauroid radiation
Juan D. Porfiri +5 more
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