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.) 
