In Depth Nqwebasaurus was a small theropod from probably the early Cretaceous of Southern Africa, but exactly what kind has been hard to establish. Current thinking is that Nqwebasaurus was actually a primitive ornithomimosaur, since specimens of Nqwebasaurus seem to show fewer teeth in the jaws than those of other theropods. This would follow the … Read more
In Depth Datonglong is a genus of hadrosauroid dinosaur that lived in China during the late Cretaceous. Unfortunately not much is known about this genus because only a jaw is known, however the teeth are noted as attaining lengths of up to five and a half centimetres. Datonglong should not be confused with the predatory … Read more
In Depth Blasisaurus is a genus of hadrosaur that is currently only known from a partial skull and jaws. Despite the fact that Blasisaurus is known only from partial fragmentary remains, the genus serves as a rare example of a European hadorsaur. Another genus of hadrosaur also known to have lived in Spain is Arenysaurus. … Read more
In Depth Ornithopsis was a genus of sauropod dinosaur that lived in England during the early Cretaceous. Named in 1870 by Harry Govier Seeley, and like many European dinosaurs, Ornithopsis ended up being something of a waste basket taxon, and as time has gone on, fossils attributed to Ornithopsis have ended up being re-assigned to … Read more
In Depth Because to fossils were discovered in close proximity to one another it’s thought that Gasparinisaura lived in herds. It is one of the few dinosaurs of its kind known from South America. Gasparinisaura is named in honour of the Argentine paleontologist, Dr Zulma B. de Gasparini. Further Reading – A basal iguanodontian (Ornithischia: … Read more
In Depth Initially shelved for not being diagnostic enough, Unescoceratops was finally named in 2012. The name is derived from UNESCO, the United Nations Educational, Scientific and Cultural Organization. Unescoceratops is particularly noted for having some of the roundest teeth of all known leptoceratopsian dinosaurs. The paper that described Unescoceratops also including the description of … Read more
In Depth Craspedodon is what is known as a tooth taxon in that the entire genus has been described upon the basis of only a few teeth. When first described by Louis Dollo in 1883, he noted that the teeth were similar to those of Iguanodon, and so for well over a hundred years Craspedodon … Read more
In Depth Bothriospondylus has had a long taxonomic history as a sauropod dinosaur yet today the genus is regarded as dubious. This is because the type material of Bothriospondylus, really just a few vertebrae, has been so badly eroded that it is impossible to identify any unique features for the genus. This makes it impossible … Read more
In Depth Classification and controversy of validity. Stenonychosaurus is a genus of troodontid dinosaur that spent much of its time depicted as a synonym to Troodon. Stenonychosaurus itself was first named in 1932 and for much of the twentieth century it was occasionally depicted as a small predatory dinosaur. Stenonychosaurus would also become the inspiration … Read more
In Depth First named in 1996, Siamotyrannus was originally thought to represent one of the earliest known occurrences of a large tyrannosaur, hence the name Siamotyrannus which combines the old name for Thailand, Siam, with the ancient Greek for tyrant. However later studies of Siamotyrannus have come to the conclusion that Siamotyrannus was not a … Read more