Field, William D. <br/><br/>
Butterflies of the genus Vanessa and of the resurrected genera Bassaris and Cynthia (Lepidoptera:Nymphalidae) 

 - Washington :  Smithsonian Institution,  1971 
 - 105 p.  : ilus. 
 - Smithsonian contributions to zoology  ; 84 .
 - Smithsonian contributions to zoology  ; 84 .
<br/><br/><label>LCCN: </label>52735 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mariposas.