EXPLANATION OF PLATE IX. 



Eig. 1. Longicorn beetle borer in jak stems 



a, Section of jak stem, showing larval tunnel. 



b, Full-grown larva, natural size. 



c, Beetle, natural size. 



Fig. 2. Ceciclomyiad on mango leaf. 



a, Mango leaf, showing galls. 



b, Adult fly, natural s;ze and magnified. 





