In Patagonia have found the bones of an unknown dinosaur scientists.
Scientists discovered in Patagonia, the dinosaur that had the same short front legs, like a Tyrannosaurus.
“Underdevelopment” of these bodies has long put scientists in a deadlock, the new discovery suggests that the unusual limb several times appeared in the course of evolution, reported in the journal PLOS One.
Gualicho shinyae belonged to carnivorous lizards, therapoda. He weighed about 450 pounds and different from all lived in the neighborhood lizards. Despite the large size, the front paws of a dinosaur size resembled the hands of a human child. Like tyrannosaurs, married them just two fingers.
This means that the short legs were formed on several types of dinosaurs independently from each other. The reasons for this are still unknown to researchers.The new dinosaur was named in honor of the spirit of gualichu was respected by the local Patagonian tribes.
The species name of the lizard was given in honor of Signa Akiko (Akiko Shinya), a leading employee Fallowsage Museum of natural history (Chicago). Earlier researchers have stated that Tyrannosaurus rex lived in the late Cretaceous period, is an invasive species came to North America from Asia at the end of the dinosaur era.
