154 LIST OF HOMOPTEROUS INSECTS. 



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

 hlack : scutcheon of the fore-chest adorned with two black spots on 

 each side and with a broad black stripe which is much widened on 

 the fore border and on the hind border, and encloses a green streak; 

 hind-scutcheon rather broad, widened at the base of each fore-wing, 

 pitchy and slightly excavated on each side : scutcheon of the middle- 

 chest adorned with four very broad black stripes which are united at 

 the base, the inner pair are much shorter than the outer pair, and 

 have a black ring round the hind part, and are succeeded by 

 two black dots ; tips of the outer pair united with a black streak 

 along each side ; a pitchy spot on the cross-ridge; hind border very 

 slightly excavated : abdomen obconical, a little longer than the chest, 

 adorned with pitchy bands on the fore borders of the segments ; a 

 broad pitchy band on each side beneath : opercula tawny, rather 

 large ; drums pale green, of moderate size, meeting beneath; legs 

 green, clothed with short white hairs ; hips and thighs adorned with 

 pitchy streaks ; feet and fore-shanks pitchy ; tips of the claws black ; 

 fore-thighs armed with two long pitchy teeth : wings colourless ; fore 

 border and veins green along half the length, black from thence to 

 the tips ; first, second and third cross-veins clouded with brown ; a 

 brown spot at the tip of each of the flaps. Length of the body 10 

 lines ; of the wings 30 lines. 



a. Mexico. From Mr. Hartweg's collection. 



C93. Cicada sex-guttata, Mas. 



Nervus transversiis lus curvus, obliquus, angidum snhobtusum fin- 

 gens, 2o plus duplo ejus longitudine divisus ; 2us fere rectus, 

 valde obliquus, angulum perobtusum fingens, lo vix longior ; 

 'Sus subcurvus, obliquus, angulum acutum fingens ; Aus valde 

 curvus, siibobliquus, angulum acutum fingens, 3o multo lon- 

 gior. 



Second marginal areolel full half the length of the first : first 

 cross-vein curved, slanting, forming a slightly obtuse angle, parted 

 from the second by much more than twice its length ; second nearly 

 straight, very slanting, forming an extremely obtuse angle, hardly 

 longer than the first; third slightly curved, slanting, forming an 

 acute angle; fourth very much curved, slightly slanting, forming 

 an acute angle, much longer than the third ; fifth slightly curved, 

 upright, forpjing a hardly acute angle. Body greenish-tawny : head 

 narrower than the fore-chest, adorned with two black stripes which 

 traverse the region of the eyelets, and are partly united, slightly 

 widened on the hind border, somewhat branched in front ; on each 



