160 
Psyche 
[Vol. 89 
Fig. 1 . GC trace of total cuticular hydrocarbons of Reticulitermes virginicus. GC 
conditions: 1.83 m X 3 mm i.d. Stainless steel column packed with 3 percent (w/w) 
SP-2100 on 100/120 mesh Supelcoport; temperature programmed from 150° to 
325°C at 5° C/ min. 
Fig. 2. GC trace of total cuticular hydrocarbons of Philotermes howardi. GC 
conditions same as for Fig. I. 
