Bui. 571 , U. S. Dept. of Agriculture. 



Plate I. 



Stages and Work of the Pecan Leaf Case-Bearer (Acrobasis nebulella). 



Fig. 1.— Eggs. Fig. 2.— Larva and case. Fig. 3.— Pupa. Fig 4.— Adult, or moth. Fig. 5.- 

 Larval cases on pecan leaflet during the summer. All enlarged. (Original.) 



