630 
State, and leave the ichneumon or secondary one behind, they would 
do more to check the locust swarms than all the artificial methods 
which we could apply, While in China, Geo. Compére found that 
a 
3 ‘ Antenne of Masieera 
Tachina Fly (Masicera pachytyli, 3K.). pachytylt. 
4, Parasite of Plague Locust in New South Wales. (Greatly 
enlarged.) Al, Same, naturai size. 
Parasite Maggot escaping from a Magnified and Life-sized 3 
Locust. Maggot of Locust Parasite. 
there is a parasite in that country which destroys the eggs of the 
locust; and it is the egg parasite that will accomplish the most in 
holding these hoppers in subjection, as they destroy the locust before 
they have reproduced themselves. 
Orcus Australasia, Boisd. Chilomenes quadripustulatus, Mule. 
USEFUL PreDACEOUS INSECTS. 
While there are a great number of destructive insects in this 
State, there are also a large number of beneficial ones. In fact, 
