LIST OF HOMOPTEROUS INSECTS. 367 



^17. Issus BiPLAGA, Mas. 



Fulvus ; thorax fusco bimaculatus ; abdomen suhtus nigra viitatum ; 

 pedes fulvi, femora supra ferruginea ; tibice viridi-fulvcB ; aid 

 anticte fusccB^jiavo bimaculat(B ; ala postiae nigro-fusca. 



Body tawny : head rather less than half the breadth of the 

 fore-wings near the base ; crown partly ferruginous, surrounded by 

 a rim, angular behind, very convex on the fore border, where there 

 is a narrow arched compartment with a black disk ; front brown, 

 very large, subquadrate, with a yellow spot on its middle ridge near 

 the crown, slightly widening towards the epistoma where it is rounded, 

 its length slightly exceeding its breadth ; epistoma much shorter than 

 the front : mouth tawny: fore-chest semi-ellipticai, a little shorter 

 than the crown, straight along the hind border, broAvn towards the 

 front where it is rounded, its breadth nearly thrice its length : middle- 

 chest triangular, a little longer than the fore-chest, with a slight 

 middle ridge, and having a brown spot on each side by the fore 

 border: abdomen obconical, not longer than the chest; a black stripe 

 beneath : legs tawny ; thighs ferruginous above ; shanks tinged with 

 green ; fore-shanks armed with two spines : wings brown, very 

 convex on the fore border at one-third of the length, tawny towards 

 the tips, adorned with a very large subquadrate whitish-yellow spot 

 which occupies full half the breadth from the fore border, their 

 breadth near the tips full half of that near the base ; veins tawny, 

 tinged with green : hind-wings dark brown ; veins black. Length 

 of the body 2^ lines ; of the wings 6 lines. 



a. Hong-Kong. Presented by J. C. Bowring, Esq. 



^ '^ 18. Issus Sinensis, Mas. 



Fuscus ; caput supra fulvo cinctum ,• subtus Jiavo maculatum ; 

 thorax fulvo et jiavo varius ; abdomen fulvum, fusco subvit- 

 tatum ; pedes fusci ; alee anticce nigro fuscce, inter venasflavo 

 seriatim fas ciatce ; al<B posticce nigrcB. 



Body dark brown : head about half the breadth of the fore- 

 wings near the base ; crown slightly depressed, somewhat convex in 

 front, more angular behind, almost surrounded by a tawny border ; 

 a tawny spot near the hind border on each side of the tawny middle 

 stripe; front subquadrate, slightly wider and rounded towards the 

 epistoma, with a pale yellow spot on each side near the crown, and 

 a slight middle ridge ; epistoma triangular, with a large yellow spot 

 on each side at the base : mouth pale brown : fore-chest verv con- 



