OF PHILADELPHIA. 256 



PLATA Fabr. 

 1. F. BiviTTATA. — Greenish-yellow; a lateral rcddi.sh-browii 

 line confluent on the henielytra j hemclytra vertical. [336] 



Inhabits the United States. 



Body pale green : head dusky, brownish before : cye.s red : an- 

 tennae and stemmata yellowish-white ; seta black : thorax and 

 scutel glabrous, with a broad, lateral, dark reddish-brown vitta : 

 henielytra vertical, much dilated, pale greeuish-yellow, paler to- 

 wards the costal margin, inner margin dark reddish-brown : 

 wings white : pectus and caudal segments whitish : feet, anterior 

 pairs brownish : venter pale green. 

 Length three-tenths of an inch. 



Found near Engineer Cantonment on the Missouri river; it 

 also occurs in Pennsylvania ; it is rather smaller than F. rdicta 

 Fabr., and the hemelytra are more dilated. 



'1. F. STKJMATA. — Black ; wings white, with a black stigma 

 and fran.sver.se spot at base. 

 Lihabits Missouri. 



Body black : vertex triangular, distinguished by an elevat<'d 

 edge, and an abbreviated, carinatc 'line : thorax acutely emar- 

 ginate behind, and with an elevated edge and dorsal carina, 

 carina abbreviated before, a squamula covering the origin of the 

 hemelytra : scutel tricarinate, intermediate carina abbreviated 

 behind : hemelytra white, a common black band near the base, 

 becoming brown towards the suture, a black stigma, which is 

 margined before with white : nervures with white and blackish 

 alternate dot^', the latter sctigerous: tibias pale brownish. [337] 

 licngth a quarter of an inch nearly. 

 Very numerous at Engineer Cantonment on the Missouri. 



DELPHAX Fabr. 



1). TRICAIUNATA. — Whitish ; thorax yellowish ; hemelytra 

 with two oblique bands and spot; nervures spotted. 



Inhabits Missouri. 



Body whitish : head above, pale green : eyes deep brown, pro- 

 foundly emarginate beneath : antcnnao brown, longer than the 

 head, second joint rather longer than the first: seta longer than 

 1825.] 



nimma\jr^BrTtS^ 



