Tech. Series 27, Bureau of Entomology U. S. Dept. of Agriculture. 



Plate IV, 



DiALEURODICUS COCKERELLII. 



Fig. 1.— Ekk. Kin.2.— I'lipa case. Fie. 3.— Rostrum. Fi;;. -l.—Tioiihic tubercle. Fip. ■>.— 

 l.cn of pupa. I- !>;. i;.— Aiiioiina of pupa. Fij;. 7.— Tip <if same. Fig. S.— Vasiform orifice 

 of pupa. F 1};. !>.— Mar>;m of jnipa case. Fif;. 10.— Dorsal spine of pupa c;ise. Fit,'. 11.— 

 I'orewinK of adult. Fig. 12.- Costal margin of forcwing. Fig. 13.— Antenna of adult. Fie. 

 -Foot of adult. (Original.) *" 



14. 



