LIST OF HOMOPTEROUS INSECTS. 225 



179. Cicada occidentis. Mas. 



Nervus transversus lus rectus, ohliqmis, angulum valde obiusum 

 fine/ens, 2o fere dup Id ejus Inngitudine divisus ; 'Zus suhcur- 

 vus, fere ereclus, angulum obtusum fingens, lo vix longior ; 

 3iis rectus, obliquus, angulum subacutum fingens ; 4us fere 

 rectus, obliquus, angulum acut am fingens, So multb longior. 



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

 straight, slanting, forming a very obtuse angle, parted from the 

 second by nearly twice its length ; second slightly curved, almost 

 upright, forming an obtuse angle, hardly longer than the first ; third 

 straight, slanting, forming a slightly acute angle ; fourth almost 

 straight, forming an acute angle, much longer and more slanting 

 than the third : fifth straight, upright, forming a hardly obtuse an- 

 gle. Body ferruginous, partly covered with pale yellow shining- 

 down : head a little narrower than the fore-chest ; crown black ; face 

 convex, adorned with a black stripe and on each side with black 

 bands : eyes not prominent : mouth tawny with a black tip, reach- 

 ing the middle-hips : feelers black ; fore-chest not narrower in front ; 

 scutcheon adorned with three black bands, the side pair short ; sutures 

 black; hind-scutcheon verynarrow, slightly widened at the base of each 

 fore-wing, excavated on each side : middle-chest adorned with four 

 obconical black stripes, the outer pair longer than the inner pair ; hind 

 border very slightly excavated : abdomen obconical, not longer than 

 the chest, black above ; hind borders of the segments ferruginous : 

 legs pale ferruginous, streaked with black ; fore-thighs armed with 

 three teeth, two long and one short : wings colourless, short ; fore 

 border pale green ; veins pale green, black towards the tips ; hind- 

 Haps at the base and fore-flaps pale red. Length of the body Qh 

 lines; of the wings 16 lines. 



a. West Coast of America. Presented bv Capt. Kellett and Lieut. 

 Wood. 



180. Cicada hyalina. 



Cicada hyalina, Oliv. Enc. Meth. v. 756, 42, pi. 113, f. 4. Stoll, 

 Cic. 76, pi. 19, f. 104. 



b. Italy. Presented by Dr. Dowler. 



