598 CAROLINE B. THOMPSON AND THOMAS E. SNYDER 
The winged adult af the first form. The dark brown body, 6 
mm. long, and very similar in form to that of the nymph of the 
y 
Fig. 3 Reticulitermes flavipes. Young deilated adult of the first form, sur- 
face view. The ‘scales,’ s, of the long wings are present. 
Fig. 4 Reticulitermes flavipes. Older enlarged adult of the second form, 
surface view. The vestiges of the wings, v, have an indistinct venation similar 
to that of the wings of the first form. Spencer oc. 6, obj. 32 mm., table level, 
reduced one-third. 
first form, the black pigment of the compound eyes, and the long 
filmy wings are the chief external characters of the winged first- 
form adults. ‘Two minor differences are the increased size of the 
