In Depth Further Reading – On some of the characters of the Miocene fauna of Oregon. – Proceedings of the American Philosophical Society 18(102):63-78. – E. D. Cope – 1878. – Taxonomy and distribution of Daeodon, an Oligocene-Miocene entelodont (Mammalia: Artiodactyla) from North America. – Proceedings of the Biological Society of Washington. 111 (2): 425–435. … Read more
In Depth Eurychororhinus is a little known genus of dicynodont that lived in South Africa during the Permian. Further Reading – �ber einige primitive Anomodontier-Sch�del aus den unteren Beaufort-Schichten. Ibidem Sitzber. Bayer. Ak. Wiss., Math.-Naturw. Abt 223-278. – F. Broili & J. Schroeder – 1935.
In Depth Guiomys is a genus of caviomorph rodent that lived in South America during the Miocene. As a caviomorph mammal, Guiomys is related to modern day capybaras, chinchillas and guinea pigs. Further Reading - A new rodent (Cavioidea, Hystricognathi) from the middle Miocene of Patagonia, mandibular homologies, and the origin of the crown group … Read more
In Depth Bactrosaurus is one of the earliest hadrosauroids known from Asia, and also one of the best known. Bactrosaurus still had three stacked teeth for each tooth in the maxilla, an iguanodont feature that reveals the ancestry of the genus. However, Bactrosaurus also has a number of hadrosauroid features, particularly those of lambeosaurines (hollow … Read more
In Depth Mojoceratops was discovered by a close examination of some skulls that had been assigned to the more well Chasmosaurus. The more the skulls were studied the more differences were discovered, resulting in the creation of a new genus. The palaeontologists who were looking the skulls over initially came up with name Mojoceratops when … Read more
In Depth Bolodon is a genus of mammal that lived during the early Cretaceous. Further Reading - Fossil Mammalia of the Mesozoic formations. Palaeontographical Society Monographs 24(110):1-115. - Richard Owen - 1871. - A Catalogue of the Mesozoic Mammalia in the Geological Department of the British Museum 1-215. - G. G. Simpson - 1928. - … Read more
In Depth Sthenurus was a large kangaroo, similar to the better known Procoptodon. Analysis of Sthenurus fossil locations combined with carbon dating has yielded the conclusion that Sthenurus was a generalist herbivore that adapted to whatever plants were available. This is because analysis shoes that at some times and locations Sthenurus would be a browser … Read more
In Depth Maresaurus is one of the rhomaleosaurid pliosaurs, a group that seem to be between the long necked plesiosaurs and short necked pliosaurs in form. Additionally the fact that Maresaurus comes from South America combined with the presence of Yuzhoupliosaurus in China, produces a picture of the rhomaleosaurid pliosaurs having a global distribution. Other … Read more
In Depth The creation of the Tupandactylus pterosaur genus was born out of the reclassification of the Tapejara species, Tapejara imperator. This was done on the basis that Tapejara imperator displayed several notable differences to the Tapejara type species Tapejara wellnhoferi. A re-assignment for Tapejara navigans was also attempted for the new genus of … Read more
In Depth Ouranosaurus similarities and differences to Iguanodon Although initially classed as an iguanodontid dinosaur, subsequent studies of Ouranosaurus fossils have revealed it to be a form of basal hadrosaur. Despite this, Ouranosaurus still bears some features that are similar to the more famous Iguanodon, specifically the forelimb. The hands of the forelimbs still have … Read more