510 LIST OF HOMOPTEROUS INSECTS. 



towards the base ; hind side less than half the breadth of either of 

 the other sides ; hind appendage keeled, extending very far beyond 

 the tip of the abdomen, tapering and slightly declining from the base 

 to the middle, where it is deepened and keeled beneath, and from 

 thence to the tip it is serrated beneath and slightly inclined upward : 

 shanks dilated : wings colourless ; fore-wings narrow, lanceolate, 

 with a small pale brown spot on the angle of the hind border ; veins 

 thick, ferruginous ; three discoidal areolets. Length of the body 

 3 — 3i lines ; of the wings 6 — 7 lines. 



a. North Bengal. From Miss Campbell's collection. 



Genus 9. TETRAPLATYS, N. 



Caput non productum : thorax ineimis : tibiaE; anteriores latis- 

 simae ; posticae graciles, serratae. 



Head not prolonged: chest without horns above the shoulders : 

 four anterior shanks much dilated ; hind shanks slender, serrated. 



1. Tetraplatys atomarius, Mas. 



Niger ^ hrevis^ crassiis ; tarsi lutei ; alee anticce nigra, luteo vel 

 albido guttatce, apice albce ; ales posticcB limpidce. 



Black, short, broad, thick, dull : head, and fore-chest minutely 

 punctured : head longer than broad, very much narrower than the 

 fore-chest ; face rhomboidal, almost as large as the hinder part of 

 the head : eyes prominent: fore-chest high, with a distinct middle 

 ridge, and with three irregular ridges on each side ; shoulders rounded, 

 not prominent ; hind appendage broad, triangular, slightly tuber- 

 culate, extending nearly to the tip of the abdomen, its keel undula- 

 ting above : four anterior shanks very broad, almost elliptical ; 

 hind-shanks serrated ; tarsi luteous: anterior wings black, adorned 

 with some luteous or whitish dots or spots in the disk, and with a 

 white spot at the tip : hind-wings colourless. Length of the body 

 H line ; of the wings 3 lines. 



a—e. Brazil. Presented by John Miers, Esq. 

 /, g. Columbia. From Mr. Turner's collection. 



Genus 10. HOPLOPHOKA. 



Centrotus, Fabr., Coqueb. 

 Membracis, Germ. 



