Bui. eS, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate I. 



Work of the Pear Thrips iEuthrips pyri Daniel). 



Fig 1.— Imperiiil prune, showing buds and blossoms injurod by folding of adult thrips. 

 Fig. 2.— Unfolding leaves of lleniskirk apricot injured by young thrips. Fig. 3.— Madeline 

 pear, showing eiip-sliaped deforniitiis of the larger and rolling of the smaller leaves, the 

 injury caused by young thrips. (Original.) 



