GLGY 209 Lecture Notes - Lecture 15: Mesozoic, Gobi Desert, Dinosaur Provincial Park
11 Apr 2016
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Document Summary
Very diverse group that holds crocodiles and birds. Which ruled the terrestrial realm for many years. Dinosaurs share features of the skull, hips, and limbs. Dinosaurs can be most easily ideniied based on how it moved and where it live. As far north as elsmere island and as far south as. Antarcica (at least ive dinosaur species from rocks in antarcica). Dinosaurs evolved in south america in the late triassic era. During the coninental shit, dinosaurs were spread throughout the globe. Geologically (in the rock record), dinosaurs are found in speciic rock eras. Must be 66 to 205 millions of years old, in the mesozoic era. (age of dinosaurs) Found in rocks that are deposited in terrestrial environments. There have only been a handful found in marine rock. Because the carcass may have been swept into the river. Because they show diferent rock ages and type.
