In Depth The description of Velafrons is based upon the remains of a juvenile individual. This has allowed for an increased insight into how hadrosaurs developed as they grew up, though the case of Velafrons is a little different. Most hadrosaurs known from juvenile individuals show a proportionately large skull in relation to the body … Read more
In Depth The holotype fossils of Altirhinus were originally classified as a species of Iguanodon, I. orientalis back in 1952. However Iguanodon has long suffered from the wastebasket taxon effect where remains of superficially similar dinosaurs have been attributed to the genus, in part due to its long history and seemingly wide distribution of fossils … Read more
In Depth Out of all the hadrosaurs (popularly known as duckbilled dinosaurs) Aralosaurus is noted for having extremely little in the way of fossil material attributed to it; a piece of the skull. This piece however does suggest the presence of an arched nasal area similar to that seen in other genera such as Gryposaurus … Read more
In Depth Changmiania is a genus of small ornithopod dinosaur that lived in Asia during the early Cretaceous. The genus was described in 2020 upon the description of two individuals whose level of preservation can only be described as exceptional. The describers speculated that these individuals may have been buried alive in their own burrows, … Read more
In Depth Lambeosaurus the dinosaur Lambeosaurus is one of the hadrosaurs that is frequently depicted in dinosaur books and toys, and study of this genus is required learning for anyone who wishes to know more about the hadrosaurs in general. Lambeosaurus is best known from Canada and upper Montana USA, although other attributed fossils in … Read more
In Depth Choyrodon is a genus of hadrosaur that lived in Asia during the early Cretaceous. Further Reading - A new iguanodontian (Dinosauria: Ornithopoda) from the Early Cretaceous of Mongolia”. PeerJ. 6. - Terry A. Gates, Khishigjav Tsogtbaatar, Lindsay E. Zanno, Tsogtbaatar Chinzorig, Mahito Watabe - 2018.
In Depth Diluvicursor is a genus of small ornithopod dinosaur that lived in what is now Australia during the early Cretaceous. Description of the genus was based upon a mostly complete tail and lower leg bones that were preserved flat on a slab of rock. These have been identified to have come from a juvenile … Read more
In Depth At up to nine meters long Maiasaura was not amongst the largest known hadrosaurid dinosaurs, though it still tipped the scale to be considered big for its kind. Like with its hadrosaurid relatives, Maiasaura is thought to have been a primarily bipedal dinosaur, though one that was at least capable of balancing if … Read more
In Depth Telmatosaurus was originally named as Limnosaurus transsylvanicus, however after this naming in transpired that the genus name Limnosaurus had already been used by the American palaeontologist Othniel Charles Marsh to name a crocodile (later it would actually be declared a synonym of Pristichampsus). The original name came about from the popular idea of … Read more
In Depth The Valdosaurus holotype fossils of two thigh bones (femurs) were first recovered in 1848 but thought to represent Iguanodon, and eventually being thought to be fossils of Hypsilophodon. Skip forward over a hundred years later and palaeontologist Peter M. Galton used the two thigh bones to establish a new species of Dryosaurus, D. … Read more