104 



I. eloiigatiiliis. 

 PI. VII, figs. 9-10. 

 Issus cloitgatiiliis Kirkaldy. 1. c. 



Phaeoptcryx gen. nov. 



Differs from the above b\- the exterior branch of the radial 

 vein being ahnost rectangularly bent near its base ; the subcostal 

 cell apical of this bending is very narrow, with numerous trans- 

 verse veins. Frons broader than long, convex medianly, no keels 

 except the transverse basal one, but the lateral margins are flat, 

 posterior margin emarginate. Base and lateral margins of froais, 

 the pronotum. &c., strongly granulate. 



I. sidnicus. 

 PI. VII, figs. 20-I. 

 The nymph of this is figured (figs. 17-19). 



Orinda gen. nov. 



Allied to Hysteroptcriiiii, but the frons basally is emarginate 

 v/ith acute lateral angles, and the venation is quite different. Ver- 

 tex transverse, truncate apically and basally. Costal margin 

 roundly dilated at the base, then subconstricted. Wings rudi- 

 mentary. 



I. lucindae. 

 Sar)iiis lucindae Kirkaldy, op. c, 440. 



Tylana. 



'/'yiaiia (Stal) Alelichar loo^) Abli. Zool. hot. Ges. W'ien Til 

 (pt. 4) p. 198. 



I. acutipennis. 



PI. VII, figs. 1-3. 



Lol fills acutipennis Kirk. 



This is not Tylana acutipennis Mel., which is differently colour- 

 ed and has the submedian frontal keels uniting with the median 



