that Protiguanodon mongoliense, Psittacosaurus osborni, and Psittacosaurus tingi were junior synonyms of Psittacosaurus mongoliensis. In 1958, Yang published...

ceratopsians.[page needed] Early members of the ceratopsian group, such as Psittacosaurus, were small bipedal animals. Later members, including ceratopsids like...

predation attempt by R. robustus directed at a specimen of the dinosaur Psittacosaurus lujiatunensis. R. giganticus is among the largest mammals known from...

examination of melanosomes preserved in the integument of a specimen of Psittacosaurus sp. indicated that the animal was countershaded, with stripes and spots...

and Barosaurus). As of 2022[update], a key holding is a fossilized Psittacosaurus (specimen SMF R 4970) from Liaoning, China, with clear bristles around...

debate over whether these filaments found in specimens of Tianyulong, Psittacosaurus, and Kulindadromeus may have been primitive feathers. Ornithischia is...

History Photograph # 311488 demonstrates an articulated skeleton of a Psittacosaurus mongoliensis, from the Ondai Sair Formation, Lower Cretaceous Period...

young were seen feeding and communicating with each other. A pair of Psittacosaurus also grazed and hid in the tall grass. The raft then moved behind a...

quills have been reported in specimens of the ornithischian dinosaurs Psittacosaurus and Tianyulong although there has been disagreement. In 2009, Xu et...

bones are shared with Psittacosaurus, indicating that neoceratopsians evolved premaxillary teeth twice and that Psittacosaurus is not as primitive as...

on the discovery of gizzard stones recovered near fossils include: Psittacosaurus Massospondylus Sellosaurus Omeisaurus Apatosaurus Barosaurus Dicraeosaurus...

was one of the first ceratopsians, or horned dinosaurs, along with Psittacosaurus in Mongolia. The type species, Microceratops gobiensis, was first described...

Psittacosaurus mongoliensis Psittacosaurus sinensis...

reconstructions of dinosaur colouration, such as for Sinosauropteryx and Psittacosaurus by Jakob Vinther and colleagues, and similar techniques have also been...

Albalophosaurus Micropachycephalosaurus Psittacosaurus Chaoyangsauridae Chaoyangsaurus Hualianceratops Stenopelix Xuanhuaceratops Yinlong...

Psittacosaurus nest...

forms. 1983 Cheng described the new species Psittacosaurus guyangensis. Bakhurina reported Psittacosaurus fossils from near the Berriasian-Valanginian...

the fossilized remains of beaked dinosaurs such as Protoceratops and Psittacosaurus observed on the way to gold deposits by nomadic prospectors of ancient...

grind plant material, are also found in other ceratopsians such as Psittacosaurus, and are also widely distributed in most other dinosaur groups, including...

Sid Turtlepuss Michelan Sisti John Kennedy Michelan Sisti Psittacosaurus A Psittacosaurus who is a co-worker of Earl and Roy at the WESAYSO Development...

Yixian, meaning it would have been contemporaneous of such dinosaurs as Psittacosaurus, Dongbeititan, Sinosauropteryx, and Caudipteryx. Fish such as Lycoptera...

Övörkhangai Province of Mongolia. The formation preserves fossils of Psittacosaurus mongoliensis and fossil eggs described as Trachoolithus faticanus. The...

species recognition. One of the basalmost members of this group is Psittacosaurus, which is one of the most species-rich dinosaur genera from Asia. Ceratopsians...

Albalophosaurus Micropachycephalosaurus Psittacosaurus Chaoyangsauridae Chaoyangsaurus Hualianceratops Stenopelix Xuanhuaceratops Yinlong...

author. Evidence from the study of an ontogenetic series of endocasts of Psittacosaurus lujiatunesis and immature specimens of other non-avian dinosaur taxa...

lineage was suggested to have started from the primitive ceratopsian Psittacosaurus. He also regarded Protoceratops as one of the first "frilled" ceratopsians...

Protoceratops and the Velociraptor. Dueling Dinosaurs Repenomamus and Psittacosaurus, locked in combat in a 2023-described fossil Timeline of ceratopsian...

Psittacosaurus Neoceratopsia...

to quill-like structures present in ornithischian dinosaurs, such as Psittacosaurus and Tianyulong, to feathers in theropod dinosaurs and their descendants...

Gerald (August 12, 2022). "The exquisitely preserved integument of Psittacosaurus and the scaly skin of ceratopsian dinosaurs". Communications Biology...