North-south provinciality among Campanian and/or Maastrichtian vertebrates, especially
dinosaurs, in the Western Interior basin of North America (specifically, between West Texas …

The Late Cretaceous of Western North America (Laramidia) supported a diverse dinosaur
fauna, with duckbilled dinosaurs (Hadrosauridae) being among the most speciose and …

Dinosaurs were the dominant megaherbivores during the Cretaceous when angiosperms,
the flowering plants, emerged and diversified. How herbivorous dinosaurs responded to the …

Greenhouse climates such as the Late Cretaceous period provide important reference
frames for understanding modern anthropogenic climate change. Upper Cretaceous …

Sampling standardization has not been fully addressed for the study of insect herbivory in
the fossil record. The effects of sampling within a single locality were explored almost a …

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

Splay deposits represent an important sand-prone component of the otherwise fine-grained
stratigraphic record of fluvial overbank systems. This work presents a hierarchical approach …

A new fossil leaf mine ichnogenus and species, Leucopteropsa spiralae gen. et sp.
nov.(Lepidoptera: Lyonetiidae), from the Upper Cretaceous Kaiparowits Formation …

Leaf carbon isotope fractionation (Δ leaf) is sensitive to environmental conditions and can
provide insights into the state and evolution of leaf gas-exchange in response to climate and …

A partial ankylosaurid skeleton from the upper Campanian Kaiparowits Formation of
southern Utah is recognized as a new taxon, Akainacephalus johnsoni, gen. et sp. nov. The …