This preview shows page 1. Sign up to view the full content.
Unformatted text preview: 5.) The core of the Middle and Late Paleozoic reefs were built by calcareous algae, sponges, and bryozoans. 6.) The Mesozoic reefs were mostly built by mollusks. 7.) The Michigan basin during the Silurian was an area of tidal flats and lagoons. 8.) Average day of middle Paleozoic= 21 hours. 9.) Most common rock formed on land during the late Paleozoic is coal. 10.) Coal swamps of the late Paleozoic is the Everglades....
View Full Document
This essay was uploaded on 04/18/2008 for the course GEOL 102 taught by Professor Kysar during the Fall '06 term at George Mason.
- Fall '06