ILLINOIS 
This is the second year in which collections have teen made in 
this State diiring the adult survey, A total of 6,065 specimens were 
collected in 6 habitats, and 28 species of Acrididae were included in the 
collections, Melano-plus femur- ruhrum was the dominant species; M. mexicanus 
was second; M. differentialis was third. The Tettigoniidae or long-horned 
grasshoppers, were abundant in the collections, and the family as a whole 
was second in numbers to M. femur-rub nan . There was little change in the 
relative abundar.oe of the different species from 1938 to 1939, Infesta- 
tions in. the Stats are low. 
