ABSTRACT A detailed osteological description of Tyrannosaurus rex Osborn, 1905 is
presented, based primarily on the most complete specimen yet collected of this taxon …

Cranial ornamentation is widespread throughout the extinct non-avialian Ornithodira, being
present throughout Pterosauria, Ornithischia and Saurischia. Ornaments take many forms …

The late Cretaceous hadrosaurids were the most specialized and diverse clade of
ornithopod dinosaurs. Parsimony and Bayesian methods were implemented to elucidate the …

The cranial anatomy of the helmet-crested lambeosaurine Hypacrosaurus altispinus
(Ornithischia: Hadrosauridae) is described, with a focus on ontogenetic and individual …

Brain and nasal cavity endocasts of four corythosaurian lambeosaurines (Dinosauria:
Ornithischia) were investigated to test hypotheses of cranial crest function related to …

Abstract In the Late Cretaceous, northern and southern hemispheres evolved distinct
dinosaurian faunas. Titanosaurians and abelisaurids dominated the Gondwanan continents; …

Prior studies of Mesozoic biodiversity document a diversity peak for dinosaur species in the
Campanian stage of the Late Cretaceous, yet have failed to provide explicit causal …

Several hundred disarticulated dinosaur bones have been recovered from a large quarry at
Wulaga (Heilongjiang Province, China), in the Upper Cretaceous (Maastrichtian) Yuliangze …

A new species of the hadrosaurine hadrosaurid Gryposaurus was discovered in the late
Campanian Kaiparowits Formation of southern Utah. Gryposaurus monumentensis, sp. nov …

Amurosaurus riabinini Bolotsky and Kurzanov, 1991 (Dinosauria, Hadrosauridae) is
described on the basis of numerous disarticulated bones from the Maastrichtian Udurchukan …