HIRACIA. 273 



Si/nopsis of Genera. 



A. Body elliptical, convex ; tegmina coriaceous. 



a. Face not longer than broad, convexly am- 



pliated near base Hiracia, p. 273. 



b. Face considerably longer than broad, not 



convexly anipliated near base Karna, p. 274. 



B. Body neither elliptical nor convex ; tegmina 



not coriaceous. 



a. Vertex of head broadly produced in front of 



eyes and apically rounded ; including eyes 

 only a little narrower than pronotum. 

 a'. Pronotum posteriorly profoundly emargi- 

 nate ; apical areas of tegmina with trans- 

 verse veins Tajibixia, p. 276. 



//. Pronotum not posteriorly profoundly emar- 

 ginate ; apical areas of tegmina without 

 transverse veins. 

 «'". Face longer than broad ; posterior tibiae 



with two spines Ossa, p. 279, 



h'. Face broader than Jong ; posterior tibise 



with three spines Stibokus*, p. 280. 



b. Vertex of liead (including eyes) considerably 



narrower than pronotum. 

 «'. Tegmina long and narrow, with two series 

 of transverse veins enclosing apical and 

 subapical areas. 

 a'-. Tegmina hyaline. 



a'\ Costal membrane without transverse 



veins Leusaba, p. 280. 



P. Costal membrane with widely sepa- 

 rated transverse veins Stacota, p. 281. 



c\ Costal membrane with numerous ob- 

 lique veins Epora, p. 282, 



b-. Tegmina opaque. Costal membrane 



without transverse veins Baruna, p. 283. 



h'. Tegmina short and broadjirregularly veined , Paruzelia, p. 284, 



Genus HIRACIA. 



Iliraeia, Walk. J. Linn. Soc, Zool. \, p. 154 (1857) ; Stdl, Hem. 

 Aft: iv, p. 188 (1866) ; u'itkins. J. A. S. Beng. Iv, p. 40 (1886), 



Type, H. ignava, Walk., from Borneo. 



Distribution. Oriental and Malayan Regions. 



'■ Body elliptical, convex ; head with the borders hardly elevated; 

 vertex conical, with three distinct keels ; front and face with three 

 distinct keels, the former obconical, excavated next the face, 

 which is lanceolate ; prothorax full twice broader than long, 

 narrower in front, with five keels ; mesothorax triangular, acumi- 

 nated, with three keels ; fore wings acuminated, with nuuierous 

 rugulose veins and transverse veinlets." {Wall-er.) 



* I have not seen this genus, and only know it by Dr. Melichar's description. 

 VOL. Ill, T 



