Lisr OF HOMOPTKHOllS INSKCTS. ll) 



ri^lit angle ; fourth nearly straight, slanting, forming an acute an- 

 gle, much longer than the third ; fifth nearly upright, slightly curved 

 forming a hardly acute angle. Body tawny, partly clothed with 

 pale yellow or white down, rather broad : head a little nanower 

 than the fore-chest ; a broad black band occupies the crown and in- 

 cludes two tawny dots on each side of the eyelets ; face blackish, 

 convex but not prominent : mouth ferruginous with a pitchy tip, 

 extending a little beyond the middle-hips : eyes prominent : feelers 

 dark tawny, pitchy towards the base: scutcheon of the fore-chest 

 adorned with two broad black stripes widened in front and occupy- 

 ing the whole fore border, united and more slightly widened on the 

 hind border ; hind-scutcheon broad, widened and almost angular at 

 the base of each fore-wing, slightly excavated on each side : disk 

 of the seutcheon of the middle-chest black, adorned with two large 

 forked tawny marks, on each side of which there is an oblique fer- 

 ruginous stripe, hind border tawny, very slightly excavated in the 

 middle, whence two shoit tawny branches proceed towards the forked 

 spots : abdomen black, obconical, longer than the chest ; hind bor- 

 ders of the segments and tip tawny beneath : opercula large, pale 

 tawny ; drums very large, pale tawny, tinged with green, overlap- 

 ping, occupying rather less than half the length of the abdomen : 

 legs feriuginous ; streaks of the thighs, tips of the shanks, and 

 spines of the hind-shanks pitchy ; claws black ; fore-thighs armed 

 with black teeth of moderate size: wings almost colourless, tawny 

 at the base ; veins ferruginous, tawny towards the base, where they 

 are partly black, very slightly clouded with tawny towards the tips; 

 first and second cross-veins and the longitudinal vein beyond them 

 clouded with brown : flaps whitish towards the base and along the 

 fore border. Length of the body 17 lines ; of the wings 48 lines. 



4. Thopha chlorojiera, Mas. 

 Nervus Irmisverstis Ivs feri rectus, valdi ohliquus, angulum perob- 

 tusum fingens, 2o plus triplu ejus longitudine divisus ; 2iis 

 curvus, valdi ubliqiius, angulum perobtusum Jingens, lo lon- 

 gior ; Stts subundatus, obliquus, angulum rectum fingens ; 

 ius subundatus, obliquus, angulum acutum fingens. 



First cross-vein nearly straight, very slanting, forming an ex- 

 tremely obtuse angle, parted from the second by more than thrice 

 its length ; second curved, very slanting, forming an extremely ob- 

 tuse angle, longer than the first ; third slightly waved, slanting, form- 

 ing a light angle ; fourth sliglitly waved, slanting, forming an acute 



