The great Ordovician biodiversification event / 
edited by Barry D. Webby [and three others]. 
 - 1 online resource (497 pages) :  illustrations, maps. 
 - Critical Moments and Perspectives in Earth History and Paleobiology .
 - Critical moments and perspectives in earth history and paleobiology series. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780231501637 (e-book) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontology--Ordovician.<br/>Biodiversity.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QE726.2  / .G74 2004eb 
<br/><br/><label>Dewey Class. No.: </label>560/.1731