ANNALS E. S. A. VOL. VIII, PLATE VI. 
Heliothrips. 
\ 
47, 
Cephalothrips. 
48. 
s. L +S. 
Cephalothrips 
Heliothrips. 
10)0 
- ec.d 
Heliothrips. Heliothrips, Cephalothrips. Cephalot 
rips! 
42, 4 4. 57. 5S. ® 
Alvah Peterson. 
