210 CATAKTOPIX.E. 



micklle ; the mediau carinse raised, liax'dly intersected by the 

 sulci, the lateral carinjB less strongly marked, the hind border 

 I'ounded. Tegmiiia sixbhyaline, with rufous nervures, and some- 

 times a longitudinal row of bro\\nish spots between the radial 

 nervures ; wings hyaline, slight]}^ clouded towards the borders. 

 Prosternal tubercle prominent, compressed, convex in front. 

 JSubgenital lamina of the male long and pointed ; valves of the 

 female with the tips curving upwards and downwards, and with a 

 strong tooth at the base of the lower ones. Hind tibia) with 

 13 or 14 strong black-tipped spines besides the apical one ; first 

 joint of hind tarsi long, grooved above. 



Length 40-60 mm. ; expanse of tegmina, 57-10(5 mm. 



BuKMA : Kachin Hills ; Ceylox ; Chixa. 



Type in the British Museum. 



JN'one of the specimens before me show the black line on the 

 tarsi described by 8tal in his 0. Ihieat'itarsis from Hong Kong. 



Genus LEPTACRIS. 



Leptacris, Walker, Cat. Derm. Salt. B.M. iv, 1870, p. 670. 

 Capellva^ Bolivar, Ann. Soc. Ent. France, L\x, 190;:2, p. 616. 



Type, Leptacris fiUforynis, AValk. 



Range. India, Ceylon. 



Size large ; body very long and slender, nearly cylindrical. 

 Fastigium of the vertex rather short and broad, nearly horizontal 

 in the male, in the female sloping to the apex, which is obtusely 

 rounded in front and tricarinated from the eyes, behind which the 

 lateral carinae are obsolete, but the median one, though not con- 

 spicuous, is continued over the prouotum ; head nearly as long as 

 the pronotum, frontal ridge oblique, sulcated, the bounding cariuse 

 diverging downwards, and hardly reaching the extremity o£ the 

 clypeus, the space between coai'sely punctured, the lateral carinse 

 running from the base of the antennae obliquely backwards ; 

 antennae inserted near the eyes, which are large, oval, brown, and 

 striated with black. Pronotum thickly punctured, slightly rounded 

 in front and behind, the hind sulcus placed beyond the middle ; 

 the lower border of the deflexed lobes nearly straight, bordered 

 with a silvery white band running from the antennae, the hind 

 border slightly sloping. Pront and middle legs very short, front 

 femora thi(!kened and punctured, hind legs long and slender, 

 though the abdomen extends to three-fourths of the length of the 

 hind tibiae, which are armed with 20 or 21 spines, and have an 

 outer apical spine. Tegmina and wings well developed, but 

 shorter than the abdomen. Prosternal spine small, slender, com- 

 pressed, obtuse but not expanded at the tip ; mesosternal and 

 metasternal sutures straight in both sexes. Male with the sub- 

 genital lamina long, strongly compressed; female with the upper 



