Protochordates :  proceedings of a symposium held at the Zoological Society of London on 17 and 18 January, 1974 / 
edited by E.J.W. Barrington and R.P.S. Jefferies. 
 - London ; New York :  London ; New York :  Published for the Zoological Society of London by Academic Press,  1975. 
 - Symposia of the Zoological Society of London ;  no. 36 .
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0126133360 
<br/><br/><label>LCCN: </label>74018517 //r873 
<br/><br/><label>Nat. Bib. No.: </label>GB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Protochordates -- Congresses.--Protochordates -- Congresses.<br/>Amphioxus -- Congresses.--Amphioxus -- Congresses.
<br/><br/><label>LC Class. No.: </label>QL1  QL610  / .Z733 no. 36 
<br/><br/><label>Dewey Class. No.: </label>591/.08 s  596