la comparación con otros alvarezsauroideos permite interpretarlo como un dinosaurio de cabeza relativamente pequeña

y terminaban en garras afiladas y curvadas

así como sobre la paleobiología de los dinosaurios en general

which could measure more than 30 centimeters

hunting alone and not having many natural predators

Kosmodraco dakotensis sexta_extincion la comparación con otros alvarezsauroideosKosmodraco dakotensis was a freshwater choristodere from the Palaeocene of North America. It was originally described as Simoedosaurus dakotensis and was later reassigned to the genus Kosmodraco. This animal was neither a dinosaur nor a crocodile, although its general appearance may have superficially resembled that of certain predatory aquatic reptiles. It belonged to Choristodera, a lineage of semi aquatic diapsids that survived the end Cretaceous