JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



177 



Figure 1 

 Figure 2 

 Figure 3 



Figure 4 



Figure 5 



Figure 6 



Figure 7 



Figure 8 

 Figure 9 

 Figure 10 

 Figure 11 



EXPLANATION OF PLATES 



Plate I 

 Gall, natural size, with a hole on its surface and a fly by it. 

 Egg of the fl\', greatly enlarged. 

 Longisection of a gall, showing the central cavity; a. fly larva, and b. beetle 



larva in tunnel. 

 Fly puparium, dorsal view. 

 Front of fly larva; s. prothoracic stigma. 

 Prothoracic stigma, greatly enlarged. 

 Cephalopharyngeal skeleton, mds. mandible sclerite; (/./. dorsal process, 



c.s. cephalopharyngeal sclerite, I'.p. ventral process. 

 Caudal end of fly larva, />. stigmal plate. 

 Stigmal plates, greatly enlarged, o. spiracle. 

 $ Abdomen, o. genitalia. 

 (5 Genitalia, /. penis. 



Plate II 



Figure 1. Young shoot of goldenrod; a. egg-shell, b. track, c. young fly larva boring 



hole. 

 Figure 2. Beetle egg, greatly enlarged. 

 Figure 3. Beetle larva, oblique lateral view. 

 Figure 4. Beetle pupa, ventral view. 

 Figure 5. Labium of beetle larva; mxp. maxillary palpus, s. stipes, g. galea, /. ligula, 



/>. palpus. 

 Figure 6. Head of beetle larva, dorsal view. 

 Figure 7. $ Abdomen with genitalia, ventral view. 

 Figure 8. ^ Abdomen with genitalia, ventral view. 

 Figure 9. $ Abdomen with genitalia, lateral view. 



