20 THE JOLA OR DECCAN GRASSHOPPER 
it has not been reported to the Hyderabad authorities as 
yet. The approximate area over which the Jola Grasshop- 
per is known to occur is indicated on the accompanying 
map (Text-fig. 5). 
Considering its present distribution, if is practically 
certain that this pest has orrginated in Bombay Presidency 
and has spread from there into Madras and Mys sore. Just 
when and where it made its first appearance as a pest is 




CENTRAL 
PROVINCES 


TEXT-FIG. 9. 
Map of South India to show approximately the area infested by the Jola or 
Deccan Grasshopper. 
unknown. Mr. T. F. Main, Deputy Director of Aga 
ture, Bombay Presidency, is of the opinion that it has bee1 
present there for many years, though it has excited shied 
tion only within the last four or five years. It has been 
present in Mysore as a pest for only about four or five years 
and the same appears to be the case in the Madras Presi- 
dency. It is clearly a form indigenous to the Deccan and 
