Roper, Clyde F. E., 1937-  Roper, Clyde F. E., 1937- <br/><br/>
Vertical distribution of pelagic Cephalopods / 
Clyde F. E. Roper and Richard E. Young. 
 - Washington :  Smithsonian Institution Press,  1975. 
 - Smithsonian contributions to zoology ;  no. 209 .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 45-48. 
<br/><br/><label>LCCN: </label>75006936 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cephalopoda -- North Pacific Ocean.--Cephalopoda -- North Pacific Ocean.<br/>Cephalopoda -- Bermuda Islands.--Cephalopoda -- Bermuda Islands.
<br/><br/><label>LC Class. No.: </label>QL1  QL430.2  / .S54 no. 209 
<br/><br/><label>Dewey Class. No.: </label>591/.08 s  594/.5/092 
<br/><br/><label>Gov. Doc. Class. No.: </label>SI 1.27:209