

DtrART/HENT Of ACRICLLTUKE, 



NEW SOUTH WALES. 



SCIENCE BULLETIN, m October, 1921. 



No. 19. V* 



A Descriptive Catalogue of the Scale 

 Insects ("Coccidae") of Australia, 



PART HI. 



W. W. FR06GATT, F.LS., 



Governmont Entomologist. 



Workers in the respective branches of Economic Science covered 

 by this series of Science Bulletins m\\ receive such of them as may 

 be of use in their special branches of study upon application to the 

 Under Secretary and Director, Department of Agriculture, Sydney. 



tB»121 SYDNEY: WILLIAM APPLEGATC CULLICK, QOVERNMCNT PRINTER. — 1821. 



