604 CAROLINE B. THOMPSON AND THOMAS E. SNYDER 
material collected several years ago, and in examining stained 
slides, one writer (C. B. T.) has found that both third-form 
nymphs and young adults are present among forms that were 
supposed to be workers. The strong superficial resemblance 
Fig. 6 Reticulitermes flavipes. Third-form nymph, female, nearly mature, 
drawn from a whole mount. 
Fig. 7 Reticulitermes flavipes. Worker, female, adult, drawn from a whole 
mount. 
Fig. 8 Reticulitermes flavipes. Soldier, female, adult, drawn from a whole 
mount. Br, brain; cae, caecum; c.e, compound eye; f.g, frontal gland; oc, ocellus; 
ov, ovary; s.g, salivary gland. Spencer oc. 6, obj. 32 mm., table level, reduced 
one-half. 
