DEPARTMENT OE AGRICULTURE, 



NEW SOUTH WALES. 



SCIENCE BULLETIN, 

 No. 3. 



September, 1911, 





March Flies 



WALTER W. EROGGATT, E.L.5., 



Government Entomologist. 



Workers in the respective branches of Economic Science covered 



by this series of Science Bulletins will receive such of them as may 



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



Under Secretary, Department of Agriculture, Sydney. 



t 1586 



SYDNEY; WILLIAM APPLCGATC GULLICK, GOVERNMENT PRINTER. 1911, 



