Tyrannosaurid dinosaurs dominated as predators in the Late Cretaceous of Laurasia,
culminating in the evolution of the giant Tyrannosaurus rex, both the last and largest …

Abstract The Late Cretaceous Bagaraatan ostromi, described by Osmólska in 1996, is one of
the most enigmatic theropod dinosaurs. The holotype possesses a peculiar combination of …

Tyrannosaurs are among the most intensively studied and best-known dinosaurs. Despite
this, their relationships and systematics are highly controversial. An ongoing debate …

Abstract The Late Cretaceous of western North America supported diverse dinosaur
assemblages, though understanding patterns of dinosaur diversity, evolution, and extinction …

Over the past 30 years, exploration of the terrestrial Mesozoic section in Utah has resulted in
a more than five-fold increase in the known species of dinosaurs. A highly resolved temporal …

The recently described tyrannosaurine (Theropoda, Tyrannosauridae) species
Daspletosaurus wilsoni was suggested to show evidence for anagenesis within the genus …

Taxonomic diversity in the derived tyrannosaurine Daspletosaurus has been hypothesized
to represent a variety of evolutionary patterns by different authors. The recent description of …

This is the list of the 1944 character statements included in both implicit semaphoront
conding test (Fig. 3 and SOM 1) and OSP coded phylogenetic analysis (Fig. 4, SOM 2 and …