in what is now Hebei Province

and Forster

La especie belli fue nombrada en honor al paleontólogo Charles H

with a broad rib cage supported by robust and well-articulated dorsal vertebrae

lo que indica que tuvo una distribución geográfica muy amplia durante el Pleistoceno

Archaeoceratops oshimai skull thalassodromeus in what is now HebeiArchaeoceratops oshimai is a basal ornithischian dinosaur from the Early Cretaceous (approx. 125120 million years ago), belonging to the Ceratopsia clade, described from fossil remains found in the Xinminbao Formation, Gansu Province (China). This taxon represents an early form in the evolution of ceratopsids, displaying a combination of primitive and derived characteristics that allow for an understanding of the transition to the large horned