344 Annals of the Carnegie Museum. 



/. Hind lobe of the pronotuin not carinated at the sides. The 

 genicular lobes obtuse. Male cerci forked. 

 g. Tegmina of male irregularly veined in the postradial field. 

 Anterior and middle femora four-spined. 



Pterophylla Kirby. 

 gg. Tegmina of male regularly v-eined in the postradial field. 

 Anterior and middle femora eight-spined. 



Chlorocxlus Kirby. 

 ff. Hind lobe of the pronotum carinated at sides. Genicular lobes 



acuminate; male cerci simple Thlibosceliis Serville. 



dd. Posterior femora greatly incrassate, below entirely, or nearly, armed 

 with heavier spines. Fastigium of the vertex not produced 

 beyond the anterior margin of the antennal scrobes. 

 e. Pronotum destitute of a longitudinal median carina. 



/. Middle tibiae above spined on their posterior margin. Teg- 

 mina opaque, the posterior margin straight. .Diophanes Stal. 

 ff. Middle tibiae above smooth or very minutely spinulose. Teg- 

 mina corneous, shining, the posterior margin rounded. 



Xesloptera Redtenbacher. 

 ee. Pronotum provided with a median longitudinal carina. 



Lophaspis Redtenbacher. 

 hb. Pectus or sternum greatly compressed. Meso- and metasternum produced 

 into acuminate lobes. Antennae heavier, their bases touching. Tegmina 

 when at rest directed upwards. 

 c. Posterior radial vein straight or (in the genus Chlorophyllia) somewhat 

 decurved, running out before the apex of the tegmina. Genicular 

 lobes obtuse or acuminate, not spined. Posterior femora below with 

 few spines. Middle tibiae greatly compressed. Labial palpi ampliated 

 at the apex, obliquely truncate. 

 d. Wings colored. 



e. Wings ocellate at their apex. 



/. Tegmina with their front margin nearly straight, the apical 

 third rounded and somewhat sinuate. (Anterior border of 

 the wings straight, not produced into an apical lobe.) 



Pterochroza Serville. 

 ff. Tegmina with their anterior margin sinuate behind the middle. 

 g. Elj'tra acuminate. Wings a little shorter than the teg- 

 mina, their anterior margin broadly sinuate, and at the 



apex produced into a lobe Tannsia Stal. 



gg. Elytra obliquely truncate at their apex. Wings much 

 shorter than the tegmina, their anterior margin straight, 



the apex rounded Porphyromma Redtenbacher. 



ee. Wings variegately colored, but the apex not ornamented with 



eye-spots Rhodopteryx Saussure & Pictet. 



dd. Wings unicolored, white, or hyaline, not ocellate. (Pronotum above 

 flat or concave, the deflexed lobes attached with an acute angle. 



