Sensory perception is of crucial importance for animals to interact with their biotic and abiotic
environment. In amniotes, the clade including modern mammals (Synapsida), modern …

Ceratosaur theropods ruled the Southern Hemisphere until the end of the Late Cretaceous.
However, their origin was earlier, during the Early Jurassic, a fact which allowed the group to …

Sauropod dinosaurs were the largest terrestrial vertebrates; yet despite a robust global fossil
record, the paucity of cranial remains complicates attempts to understand their paleobiology …

Tyrannosauroidea is a well-studied group of carnivorous dinosaurs known mainly from the
Late Cretaceous of the Northern Hemisphere. Specimens from Australia (Timimus hermani …

Carcharodontosauridae and Abelisauridae are two coexisting clades of theropod dinosaurs
from the Cretaceous of Africa, South America and possibly Europe. The oldest and most …

1. October 13, 2018: Minor Correction: In the Acknowledgements, Eric Gutierrez is credited
as the sole discoverer of UMNH VP 28348, the holotype of Dynamoterror dynastes. We …

Specimen-level phylogenetic approaches are widely used in molecular biology for
taxonomic and systematic purposes. However, they have been largely ignored in analyses …

The Cretaceous landmass of Appalachia has preserved an understudied but nevertheless
important record of dinosaurs that has recently come under some attention. In the past few …

Tyrannosauridae is a diverse clade of Late Cretaceous theropod dinosaurs that exhibit
significant changes in skull morphology through ontogeny. Whereas mature individuals of …

Abstract The Barremian through Turonian record of tyrannosauroids in North America is
sparse, and neither the western nor eastern portions of the continent have produced …