LIST OF HOMOPTEBOUS INSECTS. 621 



broad red rays diverge to ihe border ; the side pair in front are 

 rather broader than the middle one which is accompanied by a slight 

 ridge ; shoulders produced into short black horns which are red at 

 the base ; their breadth exceeds their length : legs tawny ; shanks 

 striped with black : fore-wings pale tawny, brownish towards their 

 tips ; veins tawny. Length of the body 6 lines ; of the wings 14 

 lines. 



u. Brazil. From Mr. Walker's collection. 



16. Umbonia Pupa. 



o — c. British Guiana. Presented by Sir R. Schomhurgk. 



17. Umbonia Pupa. 



a. Venezuela. From Mr. Dyson's collection. 



18. Umbonia Pupa. 



«. ? From Mr. Argent's collection. 



Genus 13. TRIQUETRA. 



Triquetra, Fairm. Ann. Soc. Ent. Fr. 2nie Sirie, \v. 279. 

 Hoplophnra, Germar. 



1. TniQUETRA INERMIS. 



Triquetra inermis, Fairm. Ann. Soc. Ent. Fr. 2me Sine,iv. 280, 1. 

 a. Columbia. From Mr. Turner's collection. 



2. TulaUKTRA NIGRO-CAKINATA. 



Triquetra nigro-carinata, Fairm. Ann. Soc. Ent. Fr. 2me Sirie, iv. 



280,2. 

 n. Columbia. From Mr. Turner's collection. 



