In Depth The dinosaur genus Titanosaurus is a bit of a paradox. As the first titanosaur named it is treated as the type genus of the Titanosauria, a group of more advanced sauropod dinosaurs that began to appear at the end of the Jurassic and later established themselves as some of the most common types … Read more
In Depth Patagosaurus is one of the earliest sauropods known to have roamed South America, however it’s usually the Cretaceous genera such as Amargasaurus, Saltasaurus and Argentinosaurus that usually get all of the attention. At eighteen meters long Patagosaurus was big for a mid-Jurassic era sauropod, yet it was not as advanced as the sauropods … Read more
In Depth Hailing from China’s world famous Yixian Formation, Sinovenator was a fairly small genus of troodontid dinosaur. Due to the small size, Sinovenator is perceived to have been a predator of smaller animals such as lizards and mammals. Further Reading - A basal troodontid from the Early Cretaceous of China. - Nature 415:780-784. - … Read more
In Depth Given that compsognathids usually grow to just over one meter in length, Sinocalliopteryx is the veritable giant of the group being even larger than others such as Huaxiagnathus. This large size meant that Sinocalliopteryx was not satisfied with the small lizards and mammals usually associated with their smaller kin, and is a notion … Read more
In Depth Xuanhuaceratops represents the early ceratopsian form that was a small probably bipedal dinosaur that had developed the sharp cropping beak as well as the rudimentary beginnnings of the neck frill that would become so characteristic of the ceratopsians. Because of its small size Xuanhuaceratops probably had to rely upon speed and agility to … Read more
In Depth Patagotitan is a genus of titanosaurian dinosaur that lived in South America towards the end of the Early Cretaceous. Titanosaurs are often known by only a handful of fossils, but Patagotitan has proved to be an exception. At the time of writing Patagotitan is known from the partial post cranial remains of at … Read more
In Depth Bolong is a genus of hadrosauroid dinosaur that lived in what is now China during the Early Cretaceous. The holotype individual is known from a partial skull and jaws, but a second specimen of a juvenile shows more of the post cranial skeleton. Further Reading – Bolong yixianensis gen. et sp. nov.: A … Read more
In Depth Ziapelta is a genus of ankylosaurid dinosaur that lived in what is now the USA during the Campanian stage of the Late Cretaceous. At the time of the genus description Ziapelta is only known from a single partial skull and some osteoderms, the bony plates that grew within the skin as a form … Read more
In Depth A close relative of the better known ceratopsian dinosaur Leptoceratops, Prenoceratops can be told apart by the skull which has a greater slope to the skull than that seen in Leptoceratops. Further Reading - Description of Prenoceratops pieganensis gen et sp. nov. (Dinosauria: Neoceratopsia) from the Two Medicine Formation of Montana. - Journal … Read more
In Depth There is little doubt that Paralititan sits comfortably amongst some of the biggest sauropod dinosaurs that are known to us. Though the skeleton of Paralititan is largely incomplete, the humerus (upper ‘arm’ bone) is known to have reached a length of one hundred and sixty-nine centimetres long, something that at the time of … Read more