Barrington, E.J.W. <br/><br/>
The biology of Hemi Chordata and Protochoradata  E.J.W. Barrington. 

 - London  Oliver and Boyd  1965 
 - vi, 176p.: ill. 21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chordata Animals Biology.
<br/><br/><label>Dewey Class. No.: </label>597  / Nil