The Archaeoceratops is a Ceratopsian dinosaur from the early Cretaceous period. As a herbivore the Archaeoceratops during this time could be found eating plants in China approximately 99 million years ago. Archaeoceratops was a small dinosaur with an approximate weight of 4.5 kilograms (3 pounds) and an estimated length of 1.3 meters (5 feet). This small herbivore probably measured 0.23 meters (1 foot) tall.
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- You, Hai-Lu; Tank, Kyo; Dodson, Peter (2010). "A new species of Archaeoceratops (Dinosauria: Neoceratopsia) from the Early Cretaceous of the Mazongshan area, northwestern China". In Ryan, Michael J.; Chinnery-Allgeier, Brenda J.; and Eberth, David A. (editors.), ed. New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Bloomington and Indianapolis: Indiana University Press. pp. 59-67. ISBN 978-0-253-35358-0.
- On a primitive Neoceratopsian from the early Cretaceous of China. Dong, Z. and Azuma, Y. Sino-Japanese Silk Road dinosaur expeditionDong, Z. (ed). China Ocean press; 68-89 (1997).
- Redescription of neoceratopsian dinosaur Archaeoceratops and early evolution of Neoceratopsia. You, H. and Dodson, P. Acta Palaeontologica Polonica 48 (2); 261-272 (2003).
- Richard J. Butler, Jin Liyong, Chen Jun, Pascal Godefroit (2011). "The postcranial osteology and phylogenetic position of the small ornithischian dinosaur. Changchunsaurus parvus from the Quantou Formation (Cretaceous: Aptian-Cenomanian) of Jilin Province, north-eastern China". Palaeontology 54 (3): 667-683. doi:10.1111/j.1475-4983.2011.01046.x.