Morphology forms the most fundamental level of data in vertebrate palaeontology because it
is through interpretations of morphology that taxa are identified, creating the basis for broad …

The giant theropod Spinosaurus was an unusual animal and highly derived in many ways,
and interpretations of its ecology remain controversial. Recent papers have added …

The albertosaurines Albertosaurus sarcophagus and Gorgosaurus libratus are among the
best represented tyrannosaurids, known from nearly complete growth series. These …

For sheer complexity, braincases are generally considered anatomically conservative.
However, recent research on the braincases of tyrannosaurids have revealed extensive …

Tyrannosaurids are hypothesized to be gregarious, possibly parasocial carnivores engaging
in cooperative hunting and extended parental care. A tyrannosaurid (cf. Teratophoneus …

Known from dozens of specimens discovered since the early 20th century, Gorgosaurus
libratus has arguably contributed more than any other taxon to our understanding of the life …

Tyrannosaurids were the apex predators of Late Cretaceous Laurasia and their status as
dominant carnivores has garnered considerable interest since their discovery, both in the …

The sense of touch is important for hunting and feeding in vertebrates, especially when
visual cues are unreliable. Foramina in the jaws and face, associated with nerves and …

An associated incomplete skeleton of a ceratopsid dinosaur from the Campanian deposits of
the Allison Member of the Menefee Formation in New Mexico, USA is described. Although it …

An isolated anterior left dentary, proximal caudal centrum and an isolated right femur
pertaining to adult, subadult and juvenile tyrannosaurid dinosaurs from the Upper …