Hanson ,Earl. D <br/><br/>
Origin and Early Evolution of Animals.   
  

 - 1st 
 - Middletown.  Wesleyan University Press.  1977 
 - X, 670 pgs; 25.5cms, index, illus. 
<br/><br/> B   
<br/><br/>  
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution
<br/><br/><label>Dewey Class. No.: </label>591.38 Han/Ori