Plate 11 



139-141. Amphorophora davidsoni, new species. 

 (Drawings by the author.) 

 139. Antenna of alate form. 140. Head of alate form. 141. Cornicle 

 and Cauda of alate form. 

 142-143. Amphorophora reticulata, new species. 

 (Drawings by the author.) 

 142. Cornicle and cauda of alate form. 143. Antenna of alate form. 

 144-149. Amphorophora ruhicola (Oestlund). 

 (Drawings by the author.) 

 144. Antenna of apterous form. 145. Cornicle and cauda of apterous 

 form. 146. Head of apterous form. 147. Head of alate form. 

 148. Cornicle and cauda of alate form. 149. Antenna of alate 

 form. 

 84 



