Oe UST OF HOMOPTEROUS INSECTS. 



18. DUNDUBU ABLBISTIGMA, MaS. 



Nervus transvei'sus lus subcurvus, obliquus, angulum acutum fin- 

 gens, 2o phis dupld ejus longitudine divisus ; 2us subcurvus, 

 erectus, angulum subohlusum fingens, \i longitudine; Zns 

 subundatus, obliquxis, angulum subacutum fingens ; 4us sub- 

 undatus, obliquus, angulum actUum fingens, 3o multii longior. 

 Second marginal areolet between one-half and two-thirds of 

 the length of the first: first cross-vein slightly curved, slightly slant- 

 ing, forming an acute angle, parted from the second by much more 

 than twice its length ; second very sliglitly curved, upright, forming 

 a sliglitly obtuse angle, as long as the first ; third very slightly waved, 

 slanting, forming a slightly acute angle; fourth very slightly waved, 

 slanting, forming an acute angle, much larger than the third ; fifth 

 very slightly curved, nearly upright, forming a slightly obtuse an- 

 gle. Body tawny, somewhat ferruginous, covered with white down : 

 head a little narrower than the fore-chest; some black marks on each 

 side of the crown ; space about the eyelets also black ; face very 

 convex, adorned in front with a broad black stripe, on each side of 

 which there are black bands : mouth tawny with a black tip, reach- 

 ing the hind-hips: eyes prominent : feelers black : scutcheon of the 

 fore-chest adorned in front with two triangular black spots ; hind- 

 scutcheon angular and slightly notched and armed with a very short 

 tooth on each side : scutcheon of the middle-chest adorned with five 

 black stripes, the inner pair short but succeeded by two black dots, 

 the outer pair broad ; hind border very slightly excavated : abdomen 

 slightly obconical, larger than the chest, adorned on the hind border 

 of each segment with a pitchy band which is widened on each side 

 into a triangular spot; four tubercles on the underside; opercula 

 dull tawny ; drums small, tinged with green, a little apart, not 

 more than one-third of the length of the abdomen : legs tawny ; 

 claws black, tawny at the liase ; fore-thighs armed with tliree black 

 teeth, one very sliort, two very long ; wings colourless, grayish at 

 the base ; cross-veins from the first to the fourth clouded with brown ; 

 brands whitisii ; veins tawny ; cross-veins and a few parts of the 

 longitudinal veins black ; flaps grayish at the base. Length of the 

 body 13 lines ; of the wings 41 lines. 



a, b. China. Presented by G. T. Lay, Esq. 



