102 LIST OF aOMOPTEROUS INSECTS. 



Geinis 12. CICADA. 

 Cicada, Linnaus, Amyot et Serv. Hist. Nat. Hem. 473, 374. 



1. Cicada adusta, Mas. 



Nervus transversus Ins rectus subnhliquus, angnlum ohtiisum fin- 

 gens, 2o plus quadruplb ejus longitudine divisus ; 2us suhcur- 

 vus, oblicjuus, angulum valde ohtusum fingens, \o multb bre- 

 viar ; 3us fere rectus, obliquus, angulum, vix aciitum fingens ; 

 ^us subcurvus, subobliquus, angulum vix obtusum fingens, 3o 

 brevior. 



Second marginal areolet much more than two^tliirds of the 

 length of the first: first cross-vein straight, slightly slanting, form- 

 ing an obtuse angle, parted from the second by more than four times 

 its length ; second slightly curved, slanting, forming a very obtuse 

 angle, much shorter than the first; third ahnosl straight, slanting, 

 forming a hardly acute angle ; fourth slightly curved, slightly slant- 

 ing, forming a hardly obtuse angle, shorter than the third; fifth 

 slightly curved, nearly upright, forming a slightly obtuse angle. 

 Body tawny, darker here and there : head narrower than the fore- 

 chest, pitchy about the eyelets : face very convex, not very promi- 

 nent, adorned in front with two broad ferruginous stripes: mouth 

 ferruginous with a black tip, reaching the hind-shanks: eyes very 

 prominent: feelers black : scutcheon of the fore-chest adorned with 

 two pitchy forked stripes proceeding from the fore border and slightly 

 converging, behind them there are two triangular pitchy marks ; 

 hind border of the hind-scuicheon pitchy, its sides convex, each 

 armed with a tooth : scutcheon of the middle-chest adorned with 

 two nearly triangular pitchy spots, and on each side of these with a 

 longer interrupted pitchy mark; foi:r pitchy spots in a cross-row 

 near the hind border which is very slightly excavated : abdomen ob- 

 conical, pale ferruginous, a little longer than the chest, slightly com- 

 pressed at the tip: drums very small, dark tawny, far apart: legs 

 dark tawny, rather hairy; tijis of the shanks, fore-feet and middle- 

 feet pitchy; tijjs of the claws black; fore-thighs armed with two 

 sharp teeth of moderate size : wings colourless, tawny at the base 

 and along the fore ])order ; on the fore-wings an almost impercep- 

 tible tawny tinge which is most apparent on the disks of the areolets 

 towards the tips ; first cross-vein clouded with brown ; a brown spot 

 on each of the second, third and fourth cross-veins : a row of brown 

 spots on the lips of the longitudinal veins of the marginal areolets ; 



