86 LIST OF HOMOPTEROUS INSECTS. 



BlDIS PUNCTIFROXS. 



Bidis punctifrons, Walk. Joum. Linn. Soc. i. 150, 48. 

 a — c. Borneo. From Mr. Wallace's collection. 



Genus OSTAMA. 



OsTAMA JUNCTA. 



Ostama juncta, Walk. Joum. Linn. Soc. i. 151, 50. 

 a, b. Borneo. From Mr. Wallace's collection. 



V Genus RHOTALA. 



Rhotala DELINEATA. 

 Rhotala delineata, Walk. Joum, Linn. Soc. i. 152, 52. 

 a, b. Borneo. From Mr. Wallace's collection. 



V ° Tribe ISSITES. 

 \A Subtribe ISSOIDES. 

 >/ O Genus ISSUS, Cat. Horn. p. 361. 

 Mexico; 



r " Issus CASSIDOIDES. 



Sordide viridis, nigro autfusco varius ; vertex transversus, depres- 

 sus ; from subobliqua, tricarinata, lateribus productis ; pro- 

 thorax antice subconicus ; mesothorax bicar hiatus ; pedes 

 robusti ; alee anticce submetallica, venis fulvis, costa basi sub- 

 gibbosa; posticus cinerascentes. 



Dingy green, marked with black or brown, mostly black beneath. 

 Vertex depressed, nearly twice broader than long ; front depressed, 

 with three indistinct keels, slightly sloping forward, narrowest 

 towards the vertex, notched in the middle towards the face, beyond 

 which it is produced on each side. Prothorax more than twice 

 broader than long, very convex in front, extending partly over the 



