Another possible pathology is found in the astragalus (ankle bone) of Cryolophosaurus. Many theropod dinosaurs did indeed have feathers, but a new study has found that Tyrannosaurus, and many other large carnivores of the Cretaceous, were likely covered only in scales. Cryolophosaurus is known from a skull, a femur and other material, the skull and femur of which have caused its classification to vary greatly. Padian et al. Cryolophosaurus was excavated from Antarctica's Early Jurassic (Pliensbachian stage) Hanson Formation (former the upper Falla Formation) by paleontologist Dr. William Hammer in 1991. Some paleontologists have speculated that this dinosaur may have had feathers like a bird. The description of this material has not yet been published in a non-abstract form. (1994) to place Cryolophosaurus in the taxon Allosauridae. During the Jurassic Period, this continent was closer to the equator, therefore it had a much warmer climate than today. Cryolophosaurus (/ˌkraɪoʊˌloʊfoʊˈsɔːrəs/ or /kraɪˌɒloʊfoʊˈsɔːrəs/; "CRY-oh-loaf-oh-SAWR-us") is a genus of large theropods known from only a single species Cryolophosaurus ellioti, known from the early Jurassic period of Antarctica. When the decision was made to clone the Cryolophosaurus species the “hilariously funny” guys in the lab decided to play a practical joke and make one seemingly designed for colder climates.  concluded that these remains belonged to the Cryolophosaurus specimen itself, and not to Hammer's "prosauropod". It is the first carnivorous dinosaur to be discovered in Antarctica and the first dinosaur of any kind from the continent to be officially named (other than birds). Cryolophosaurus (cry-oh-loaf-oh-sore-us) was a predatory dinosaur from Early Jurassic Antarctica.. Characteristics Edit. It had slender proportions. Cryolophosaurus is (last I knew) a basal tetanuran, and therefore may have had feathers, but at that point it's outside the current evidence for true feathers.  However, Smith et al. The splint, however, may also be just a unique morphological feature of Cryolophosaurus. Individuals of this species may have grown even larger, because the only known specimen probably represents a sub-adult. Cryolophosaurus May Have Preyed on Glacialisaurus . wow, the cryolophosaurus have feathers! Sep 22, 2013. aquasaurus Student Traditional Artist. All rights reserved. Cryolophosaurus was estimated as being 6 to 7 m (19.7 to 23.0 ft) in length by William R. Hammer & William J. Hickerson (1999). Cryolophosaurus (meaning "frozen crested lizard") was a large theropod dinosaur, with a bizarre crest on its head that looked like a Spanish comb.Due to the resemblance of this feature to Elvis Presley's pompadour haircut from the 1950s, this dinosaur was at one point informally known as "Elvisaurus".Cryolophosaurus was excavated from Antarctica's Early Jurassic (Pliensbachian stage) … Cryolophosaurus (meaning "cold crested lizard") was a large theropod dinosaur, with a bizarre crest on its head that looked like a Spanish comb.Due to the resemblance of this feature to Elvis Presley's pompadour haircut from the 1950s, this dinosaur was at one point informally known as "Elvisaurus".Cryolophosaurus was excavated from Antarctica's Early Jurassic (Pliensbachian stage) … Crylophosaurus lived during the Jurassic period. Hammer and Hickerson named the species C. ellioti, after David Elliot, who had made the initial discovery of the fossils. An interesting fact about Cryolophosaurus is that it didn’t live in a frozen climate as some of the public have believed. Birds – the only surviving lineage of dinosaurs – are covered in plumage.
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