Barrington E J W <br/><br/>
Biology of hemichordata and protochordata 
Barrington E J W 
 - Edinburgh  Oliver and Royd         1965 
 - vi, 176p.  cm. 
<br/><br/><label>Standard No.: </label>54267 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Vertebrata<br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>K9, K5