Types of dinosaurs4/12/2023 ![]() It is thought that Tyrannosaurs, with many other Laramidia dinosaurs, That connected northern Laramidia to Asia. The bering land bridge, probably between Alaska and Siberia, Also, at various points in time, it appears there was some kind of land bridge, What about Asia? If Laramidia was an island continent, how did Tyrannosaurs get to Asia? Laramidia (Western North America) and Asia were closer This is similar to how Australia is isolated today, and why Australia is full of unique animals. Laramidia was even too far from South America and Eastern North America (Appalachia) for Tyrannosaurs to migrate to. Since it was an island continent, it was separated from the rest of the world by oceans.Ī huge theropod would not have been able to cross oceans to populate other continents. It appears Tyrannosaurs originated in North America on the island continent of Laramidia in the late cretaceous. Why Tyrannosaurs are only found in Laramidia and Asia. and Canada), and probably even Southern Laramidia (South West U.S.). More types of Tyrannosaurs will probably be found in Asia (Mongolia and China), ![]() Notice, there are clear gaps in the Tyrannosaur distribution. It was created to show the distribution of Tyrannosaurs. This is only an approximate late cretaceous map. Map of the late Cretaceous showing the distribution of the Tyrannosaurs.
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