| Paleontology Introduction Arkarua, Cenozoic Research Laboratory, Pikaia, End-Ediacaran extinction, Great Ordovician Biodiversification Event | | | Author:
| Source: Wikipedia, | | ISBN: | 978-1-157-66120-7 | | Publication Date: | Jun 2011 | | Publisher: | General Books LLC
| | Book Format: | Paperback | | List Price: | USD $19.99 |
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