Annotated List of Generic Names of The Scale Insects:  Homoptera:Coccoidea 

 - Washington,  1974 
 - P. 22:  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects
<br/><br/><label>Gov. Doc. Class. No.: </label>Bib/US/DA/ARS/Mis-1285