Colbert, Edwin H.  1905- <br/><br/>
Evolution of the vertebrates :  a history of the backboned animals through time / 
Edwin H. Colbert 
 - 3rd ed. 
 - New York :  John Wiley & Sons,  1980 
 - xvi, 510 p. :  ill. ;  24 cm. 
<br/><br/> Includes indexes 
<br/><br/>Bibliography : p.463-472 
<br/><br/><label>ISBN: </label>0471049662 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vertebrates, Fossil<br/>Vertebrates--Evolution<br/>Phylogeny