EXPLANATION OF PLATE I. 
Fic. 1.—Nymphs of the Jola Grasshopper (Colemanta sphenarioides, 
Bol.) feeding on a young plant of jola (Andropogon sorghum, 1.) 
Fic. 2.—Top of an almost mature jola plant showing damage done to 
leaf and head. An adult male grasshopper is feeding on the head. 
Fic. 3.—Nymph of the third instar showing colour variation, greenish, 
tinged here and there with red. 
Fia. 4.—Adult female grasshopper laying eggs. 
