Gigantoraptor erlianensis Erythrosuchus in river and lake sediments

in river and lake sediments that suggest a water-related habitat

sumado a la forma de su mandíbula

Length 78 mm

which it probably used to defend itself from predators or communicate with other individuals of its species

which facilitated its feeding on tough plants

Gigantoraptor erlianensis Erythrosuchus in river and lake sedimentsGigantoraptor erlianensis was an enormous oviraptorosaurian theropod dinosaur from the Late Cretaceous of China, known from fossil remains recovered from the Iren Dabasu Formation in the Erlian region of Inner Mongolia. Formally described in 2007 by Xu, Tan, Wang, Zhao and Tan, this taxon represents one of the most extraordinary forms within Oviraptorosauria, a group of maniraptoran theropods generally characterised by lightweight skulls, toothless