In Depth Once again one of the most famous dinosaurs of all time is actually represented by some of the most incomplete fossil material. To date Pachycephalosaurus is only represented by skull material; the actual appearance of the body so often seen in restorations is actually based upon the common form seen in more complete … Read more
In Depth Parrassaurus is a genus of ichthyosaur that lived in waters around Mexico during the late Jurassic. Further reading - A new Tithonian ophthalmosaurid ichthyosaur from Coahuila in northeastern Mexico. - Alcheringa: An Australasian Journal of Palaeontology.. - Jair Israel Barrientos & Jes�s Alvarado-Ortega - 2021.
In Depth Not much is known about Mahajangasuchus, but the robust skull suggests a strong bite force even for a crocodile. The teeth of Mahajangasuchus were also conical and fairly blunt suggesting that they were used on larger prey like land animals rather than small prey like fish. Mahajangasuchus has been moved around quite a … Read more
In Depth Sinornithoides is a genus of small troodontid dinosaur that lived in China during the early Cretaceous. The holotype individual of this genus, a subadult, was found in a nesting position with its head tucked under its left arm, very similar to how another small troodontid named Mei was found. This may indicate that … Read more
In Depth The superficial morphology of Milleretta is that of a modern lizard with an array of sharp teeth suited for work on insects. Milleretta is considered an anapsid on the basis that the skull has no openings behind the eye socket. Early study of the skull did reveal two depressions at the back of … Read more
In Depth Not many fossilised bones of this dinosaur are known, but those that are are simply huge. Comparing these bones to the more complete remains of other genera has resulted in very rough estimates of around thirty meters long, raising the probability that Ruyangosaurus was one of the largest animals to ever walk the … Read more
In Depth Janenschia is a genus of titanosaur that has a classification history closely tied to the African diplodocid sauropod Torneria and by extension the North American Barosaurus and the English Gigantosaurus. We start in England in 1869 when Harry Govier Seeley named Gigantosaurus based upon a few vertebrae, partial limb bones and an osteoderm. … Read more
In Depth Though described from a lower jaw, Pappocetus has been identified as distinct from other protocetid whales by the presence of a stepped notch on the underside of the jaw. Further Reading - A description of new species of zeuglodont and of leathery turtle from the Eocene of Southern Nigeria. - Proceedings of the … Read more
In Depth Libycosuchus is a genus of notosuchian crocodile that lived in North Africa during the earlier stages of the Late Cretaceous. Libycosuchus is noted for having a similarity to both Notosuchus and Simosuchus. Further Reading - Ergebnisse der Forschungreisen Prof. E. Stromers in den Wusten Agyptens: II. Wirbeltier-Reste der Baharije-Stufe (unterstes Cenoman). 1. Einleitung … Read more
In Depth Crichtonpelta was originally named as a second species of the ankylosaur Crichtonsaurus, however in 2014 the holotype skull of this species was re-described as distinct genus, making the species become a genus. Both Crichtonpelta and Crichtonsaurus were named in memory of Michael Crichton, the world famous novelist who in palaeontoligcal circles is best … Read more