jan 13, 247844445 BC - Permo-Triassic Extinction
Description:
largest extinction known; 95% of all species and about 60% genera died out; cause might have been global cooling, volcanic eruptions or a decrease in the continental shelf area during the formation of Pangaea. No dinosaurs but many amphibians and some reptiles. Corals appeared and ammonites recovered.Added to timeline:
Date:
jan 13, 247844445 BC
Now
~ 5883516 years ago