462 



JOURNAL OF ECONOMIC ENTOMOLOGY 



[Vol. 9 



The pupae (Fig. 32 C) are about the same size and shape as the larvae, but are 

 slightly larger at the anterior end. The color is white or pale-yellow with amber 



Fig. 32. The chrysanthemum gall-fly, Diarthronomijia hypogcea (F. Low). • A, 

 galls as they appear above the surface of the plant; B, larva; C, pupa; D, en- 

 larged anterior projections of same; E, adult female; F, ovipositor of female; G, 

 scales frorale^s; H, I, J, sections of the antenna; K, wing showing slight varia- 

 tions; L, genitalia of male; M, palpus. Enlarged. (Original). 



markings on the anterior region. There are two pairs of prominent tooth-hke pro- 

 jections at the head, the first pair being noticeably larger than the second. The 

 color of these projections is somewhat darker than the surrounding tissues. 



