Graptolites: Writing in the Rocks

Graptolites lived in the earth's oceans from 540 million years ago to 320 million years ago, when they became extinct. For most of that time they dominated the upper layers of the ocean in tropical... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0851152627
• ISBN13: 9780851152622
• Release Date: June 2001
• Publisher: Boydell Press
• Length: 328 Pages