In Depth Though only known from partial remains, Shixinggia seems to have been a fairly advanced oviraptorid. Asian oviraptosaurs seem to have been most common in Mongolia, but Shixinggia represents one of the few known to have been living within what are now the borders of China. The first oviraptosaur known to have lived within … Read more
In Depth Moros is a genus of primitive tyrannosauroid that lived in North America during the earlier stages of the Late cretaceous. The holotype fossils of Moros date from the Cenomanian of the Cretaceous, meaning that the discovery of these has turned back the clock on the first known appearance of a definitive tyrannosaur in … Read more
In Depth Jintasaurus is a genus of igaunodontid dinosaur that lived in China during the early Cretaceous. At the time of writing, Jintasaurus has only been described from partial skull fragments, though these seem to indicate that Jintasaurus was close to becoming a hadrosauroid, a member of the group of dinosaurs that would eventually give … Read more
In Depth A close relative of sauropod dinosaur genera such as Mendozasaurus and Futalognkosaurus, Quetecsaurus is at the time of its description one of the better known dinosaurs of its kind from the Cerro Lisandro Formation. Further Reading – A New Titanosaur (Dinosauria, Sauropoda) from the Upper Cretaceous (Cerro Lisandro Formation) of Mendoza Province, Argentina … Read more
In Depth Fossils of Abditosaurus were originally discovered in 1954 and then described in 1956 as belonging to Hypselosaurus. Further study later in the twentieth century however began to see the Hypselosaurus genus as a dubious one, and many fossils that were assigned to new genera. A fresh expedition to the 1954 discovery site between … Read more
In Depth Jianianhualong is a genus of troodontind dinosaur that lived in China during the early Cretaceous. The holotype individual has an almost perfect state of preservation in the skeleton, and while some bones are not too clearly distinguished, the only significant thing missing from it is the tip of the tail. The whole animal … Read more
In Depth Yunmenglong is a genus of somphospondylin sauropod dinosaur that lived in China during the early Cretaceous. Although the skeleton of the holotype is incomplete, Yunmenglong is considered to have been related to other genera such as Erketu and Qiaowanlong. Further Reading A new sauropod dinosaur (Dinosauria, Sauropoda) from the late Early Cretaceous of … Read more
In Depth Although still only known from a few bones, Ichthyovenator remains a very exciting discovery as at the time of its discovery it was still the most complete spinosaurid dinosaur known from Asia, and still more complete than other spinosaurid genera such as the South American Oxalaia. Ichthyovenator is also the first known spinosaurid … Read more
In Depth In 1914 the palaeontologist Charles Whitney Gilmore described a new species of Stegosaurus which he named S. longispinus. The name was chosen as a reflection of the unusually large tail spines that were much longer than those seen in other Stegosaurus fossils. For many years however the validity of S. longispinus was called … Read more
In Depth Lohuecotitan is a genus of titanosaur that lived in Spain during the late Cretaceous. Further Reading - A new titanosaur (Dinosauria, Sauropoda) from the Upper Cretaceous of Lo Hueco (Cuenca, Spain). - Cretaceous Research. - V. D�ez D�az, P. Mocho, A. P�ramo, F. Escaso, F. Marcos-Fern�ndez, J. L. Sanz & F. Ortega - … Read more