FAM. MEMBRACIDiE 



43 



Dorsum. Any part of the upper surface of the pronotum. 



Median carina. An elevated ridge extending down the center of any part of the dorsum. 



Lateral carinae. Any ridges or rugas on the side of the pronotum. 



dorja/ cresf 



juprethumera/ horrt ~ ~ 

 metopidium-. ^ 

 humeral onp/e^^^^ 



^eo-c/- - _ _^ ~ ~ - ~ -. _^^ 

 j/iafe ty f/tora^f. 



c/ypeti^s- 



troc/>ar>fer 



femur 



,scu/e//u/n 



pos/error process 

 tepmen 



^^//bia 



FiG. 7. — Ganeral structupes 



Base of head. That part of the head which adjoins the metopidium. 

 Eyes. The compound eyes on the side of the head. 

 Ocelli . The two simple eyes on the front of the head. 



^median carina 

 ^supra/iumera/ horn 

 '' ^metopidium 

 "^ ,humera/ ang/e 

 ' ^^base of/iead 

 ^^ocellus 



-~-et/ff 



'~~ margin ofQena 



~'~c/(/peus 



FiG. 8. — Frontal structures 



Genae. The side sclerites or « cheeks » extending from the eyes to the clypeus. 



Clypeus. The terminal scieiite of the head above the beak. 



Tegmina. In the Membracidas always refer to the front wings or first pair of wings. 



