this taxon represents a particularly interesting form within the evolution of Campanian centrosaurines

más cercano en ecología a los odontocetos primitivos que a los misticetos filtradores

thermal regulation or courtship displays

strong hind legs that allowed it to move agilely on two limbs

Saurornitholestes langstoni Gobiatherium this taxon represents a particularlySaurornitholestes langstoni was a small dromaeosaurid theropod dinosaur from the Late Cretaceous of North America, known primarily from remains recovered from the Dinosaur Park Formation in Alberta, Canada, and from related material in Campanian units of Montana. Originally described by Hans Dieter Sues in 1978, this taxon represents one of the most characteristic small predators of the ecosystems of Laramidia during the Campanian, approximately 7675