Cretaceous

Cretaceous Period 72 Million years ago 144-65 mya Mezoic Era  Animals that appeared :  The Tyrannasouras rex, Gigantosourus, Triceratops, Hesperornis, Itchthysournis,  Loons, Grebes, Cormrants, Pelicans, Flamingos, Ibises, Rails, and sanpipers. Plants that appeared: The Magnolia, Fiscus, Credierina, Sasafras, Viburn, Ferns, Horsetails, Tree, and Cyads__.__  ﻿ Animals and plants that went extinct:  Bennitalias, Dinosaurs (not birds), Pterosaurs, Ichthysourus, Ammonites, Mosasaurs,  and half of the marine life. Other important events:

An asteroid hit the earth causing the world’s largest mass extinction. This was the end of the Mezoic era