m 



APPENDIX. — JASSID^. 



anterior marginal area ; abdomen beneath pale ocliraceous, the 

 segmental margins brownish and somewhat macular, abdomen 

 above ca,staiieous, the segmental margins narrowly ochraceous; 

 legs ochraceous, posterior tibiae minutely and sparsely spotted 

 with castaueous ; tegmina shining ochraceous, witli five small 

 marginal castaneous spots, viz., two on costal margin behind 

 middle and three on inner claval margin. 



Length incl. tegm. 6 millim. 



ffab. E. Himalayas; Kurseoug (N. Annandale). 



Allied to B. ohlatus (vol. iv, p. 353), but a larger species, the 

 Tertex of head less conically produced ; the spotted tegmina and 

 posterior tibiae also distinct. 



Genus DIO, nov. 



Type, D. facialis, Dist. 



Dislrihutioii. 'N. Himalayas. 



Vertex of head short and broad, about half as long as breadth 

 Ijetween e\es, obtusely, anguhirly produced anteriorly; face very 

 long, narrowing to clypeus, twice as long as greatest breadth 

 between eyes, the lateral areas obliquely depressed ; pronotum about 

 half as long as broad at base, anterior margin moderately convex, 

 the basal lateral angles rounded ; (scutellum in type mutilated in 

 pinning process); tegmina more than three times longer than 

 broad, three apical cells and two short and somewhat broad ante- 

 apioal cells ; posterior tibia? longly spinulose. 



A genus somewhat peculiar by the short vertex combined with 

 the very long face. 



3577. Dio facialis, sp. n. 



Head and pronotum dull greenish-ochraceous, ornamented with 

 numerous small black spots which do not extend to the base of the 



Fig. 28. — Dio facialis. 



pronotum ; face dull ochraceous, with very small irregular black 

 spots on upper area, and minute black striations on the lateral 



