USANA. 



1^93 



with its lateral margins distiuetly acutely cariuate : pronotuui 

 short, very strongly angularly emarginate at base, centrally 

 tricariuate ; mesonotum very long, about twice as long as vertex 

 and pronotum together, tricarinate ; legs moderately long and 

 slender, posterior tibiae with two short spines, posterior tarsi with 

 the basal joint very long ; tegmina apically moderately widened, 

 distinctly ampliate behind the clavus, claval vein reaching apex, 

 middle basal longitudinal vein forked, two transverse veins near 

 central disk, and an incomplete subapical series of transverse 

 veins ; wings considerably wider than tegmina. 



1841. Kosalya flavostrigata, sp. n. 



Head, pronotum, and mesonotum pale sanguineous ; central 

 ridges to vertex and pronotum, eyes, and six spots to mesonotum (of 

 which the largest is on anterior area, divided by the central ridge) 

 black ; abdomen above dull castaneous ; body beneath and legs 



Fig. 140. — Kosalya flavostrigata. 



ochraceous ; face anteriorly moderately piceous ; apex of abdomen 

 beneath piceous, anal appendage black ; tegmina fuscous, the 

 veins darker, costal membrane and claval area flavescent ; wings 

 pale fuscous, the veins darker. 



Length excl. tegm. 6 : exp, tegm. 18 millim. 



Hah. Burma; Ruby Mines (Do/terij/). 



Mr. Doherty sent me only a single specimen of this brightly 

 coloured species. 



Genus USANA, nov. 



Type, U. lineolalis, Dist. 



Distribution. Tenasserim . 



Head (including eyes) narrower than pronotum ; vertex strongly 

 tricarinate, a httle narrowed anteriorly ; face half as long again 

 as clypeus, a little ampliate posteriorly, centrally and laterally 

 carinate ; clypeus subtriangular, its lateral margins finely cariuate 

 and with an incomplete central ridge ; pronotum short, centrally 

 tricarinate, its posterior margin strongly subangularly emarginate ; 

 mesonotum very large, three times as long as pronotum, with 

 three strong discal straight carinations ; legs moderately long, 

 posterior tibiae with a small spine before middle, posterior tarsi 



