LIST OF HOMOPTEEOUS INSECTS. 781 



125. Tettigonia quadrata. 



Flava ; scutellum fiihmm, basi nigra bimaculatum, apice Jlavum ; 

 alee anticiB subfulvee ; alee posticcB iimpidcB. 



Yellow, paler beneath : head short, punctured, as broad as the 

 chest, rounded in front; crown equally long across the whole breadth, 

 which, excluding the eyes, is about four limes the length ; face co- 

 nical: shield transversely striated, very convex along the fore bor- 

 der, hardly concave behind : scutcheon tawny, punctured, yellow, 

 and minutely striated beyond the transverse section, with a black 

 spot on each side at the base : abdomen wanting : legs yellow ; 

 fore-wings slightly tawny; veins tawny: hind-wings colourless: 

 veins brown. Length of the body 2^? lines ; of the wings 6 lines. 



a. Van Dieman's Land. 



126. Tettigonia pallida. 



Flava ; fades piceo bivittata ; pectus et abdomen nigra, jiavo mar- 

 ginata ; pedes nig ro varii; alceanticce albo-Jlavce, apice fuscce ; 

 al(B posticcB albido fuscce. 



Yellow : head short, a little narrower than the chest, almost an- 

 gular in front, concave along the hind border ; front flat, shorter on 

 each side than in the middle, where its length is about half its 

 breadth ; eyelets very near the fore border ; face truncate-conical, 

 with two pitchy stripes which diverge towards the epistoma, and 

 with short brown slightly oblique bands on each side ; epistoma sub- 

 quadrate, black towards the mouth : shield transversely striated, very 

 convex in front, hardly concave along the hind border : breast black ; 

 segments with yellow borders : abdomen black, bordered with yel- 

 low ; tip yellow beneath : a black spot on each of the anterior 

 thighs ; hind-shanks striped with black, beset with black spines and 

 yellow bristles: fore-wings slightly yellow, tinged with white to- 

 wards the tips, which are pale brown : hind-wings whitish brown. 

 Length of the body 2\ lines ; of the wings 5 lines. 



a. Sicily. 



127. Tettigonia? dubia. 



Nigra, nitens ; caput piceum; pedes ferruginei, tarsis posticis 

 piceis ; al(B posticce fuscce. 



Black, shining : head a little narrower than the chest, pitchy, 

 short, slightly rounded in front; eyes very near the fore border of 

 PART III. 2 Z 



