Simpson, George Gaylord <br/><br/>
Fósiles e historia de la vida 
George Gaylord Simpson; Elisa Vilar Otero. 
 - Barcelona  Prensa Científica  1985. 
 - x, 240 p.  ill.  (some col.) 
<br/><br/> Include Index and Glossary. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontology
<br/><br/><label>LC Class. No.: </label>QE711.2  / .S5518 1985