Skull (cast) of Psittacosaurus mongoliensis, a primitive ceratopsian dinosaur from the Early Cretaceous Yixian Formation of Liaoning Province, China, purchased from Gaston Design, Inc., Fruita, CO.
Souvenir postcard (one of a series) from a museum in Mongolia showing a mounted skeleton of the basal ceratopsian dinosaur Psittacosaurus mongoliensis.
Postcard from Prehistoric Gardens on the Oregon Coast showing a life-sized statue of Psittacosaurus.
Postcard (below, one of a series of eight) from the British Museum (Natural History), now The Natural History Museum, London, showing Psittacosaurus (1976).
Skull (cast) of Liaoceratops yanzigouensis, a primitive ceratopsian dinosaur from the Early Cretaceous Yixian Formation of Liaoning Province, China, purchased from Gaston Design, Inc.
Skulls (casts) of the Mongolian theropod dinosaur Oviraptor mongoliensis and the ceratopsian Liaoceratops yanzigouensis from Gaston Design, Inc.
