206 LIST OF HOMOPTEROllS INSECTS. 



158. Cicada striata, MSS. Fern. 



A^ervus trans verstis \^is subcurvus, erectus^ ajigulum subobtusum 

 Jim/ens, 2o plus ejus lonf/iiudine divisiis ; 2us subcurims, fere 

 erecttis, ongulum subobtusum Jingens, lo paullb longior ; 3us 

 subiindaiiis, obliquus, anf/ulum acutum Jin gens ; Aim fere rectus, 

 obliqiius, angulum acutum fingens^ 3o brevior. 



Second marginal areolet longer than the first: first cross-vein 

 slightly curved, upright, forming a very slightly obtuse angle, parted 

 from the second by much less than twice its length ; second very 

 slightly curved, almost upright, forming a slightly obtuse angle, a 

 little longer than the first ; third slightly waved, slanting, forming 

 an acute angle ; fourth nearly straight, slanting, forming an acute 

 angle, shorter than the third ; fifth indistinctly curved, nearly up- 

 right, forming an almost right angle. In the left wing of the in- 

 sect described the third and fourth marginal areolets are united, the 

 vein between them being wanting. Body tawny : head a little 

 narrower than the fore-chest, adorned above with a broad, slightly 

 interrupted black band ; face convex, with a row of black bands on 

 each side : eyes not prominent : mouth tawny, pitchy towards the 

 tip, reaching the hind-hips : fore-chest narrower in front, partly black 

 above, adorned in the middle with a short broad yellow stripe ; hind- 

 scutcheon narrow above, much broader and slightly angular on each 

 side: middle-chest mostly occupied by four very broad black stripes, 

 the side pair much longer than the middle pair and adorned with 

 tawny streaks ; hind border hardly excavated : abdomen obconical, 

 very little longer than the chest, mostly pitchy above : legs tawny ; 

 fore-thighs armed with three rather long teeth : wings colourless ; 

 veins tawny, black towards the tips ; first and second cross-veins 

 clouded with brown ; fore-flaps tawny ; tips of hind-flaps brown. 

 Length of the body 8 lines ; of the wings 22 lines. 



159. Cicada truncatella, Mas. 



Nervus transrerstis \iis rectus, subobliquus, angulum subobtusum 

 Jingens, 2o plus quadruplb ejus longitudine divisus ; 2us siib- 

 curvus, erectus, angulum subobtusum fingens, \o paullb lon- 

 gior ; 3us fere rectus, subobliquus, angulum subacutum fin- 

 gens; 4us fere rectus^ subobliquus, angulum fere rectum 

 fingens, 3o paullb longior. 



Second marginal areolet full three-fourths of the length of the 

 first : first cross-vein straight, slightly slanting, forming a very 



