Assignment:
Create a brief description of each. I am also having a hard time finding examples of each and why they are important to geological knowledge.
1. Laurentia
2. Rodinia
3. Ediacaran faunas
4. Grenville Orogeny
5. Stromatolites
6. Pangea
7. Permian/Triassic Mass Extention
8. Terminal Cretaceuos Extinction