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|---|---|---|
 Date: 2006-09-14 11:53:06Protostegidae Pantestudines Geology of the United States Archelon Cretaceous Turtle Gigantatypus Niobrara Formation |
| First Page | Document Content | |
|---|---|---|
Date: 2006-09-14 11:53:06Protostegidae Pantestudines Geology of the United States Archelon Cretaceous Turtle Gigantatypus Niobrara Formation |
