KHIMBYA. 



139 



1638. Gudaba marginata, Dist. (Calcao-nimis) A. M. N. H. (6) xx, 



p. 19 (1897). V o ^ V ; , 



Body and legs ochraceous, apex of abdomen black ; tegmina 



hyaline with a slight ochraceous 

 tint, costal membrane and vena- 

 tion ochraceous, the outer margin 

 somewhat broadly fuscous ; wings 

 a little paler hyaline, venation 

 ochraceous ; both tegmina and 

 wings a little dark ochraceous on 

 the claval ai'eas ; opercula in 

 male short, subquadrangular. 



Length excl. tegm., c? , 15 ; exp. tegm. 38 millim. 



liah. Burma ; North Chin Hills ( Watson). 



Fig. 60. — Gudaha rnarginaia. 



Genus KHIMBYA. 

 Khimbya, Dist. A. M. N. H. (7) xv, p. 307 (1905). 



Type, K. evanesccus, AValk. 



Distribution. British India. 



Head more or less deflected before eyes, its length considerably 

 shorter than space between eyes, margins of front and vertex 

 subobliquely continuous ; pronotum distinctly shorter than meso- 

 notum, its lateral margins sinuate, but not dentate ; abdomen much 

 longer than space between apex of head and base of cruciform 

 elevation ; tympana imperfectly covered, the flaps shorter and 

 narrower than tympanal cavities ; rostrum usually not quite 

 reaching posterior coxse ; opercula in male inwardly obliquely 

 divergent, extending to about third abdominal segment ; anterior 

 femora with at least two spines on their under surface ; tegmina 

 variable in breadth, either with the greatest breadth more than or 

 equal to a third of their length, apical areas eight, basal cell much 

 longer than broad. 



A. Greatest tvidth of tegmina more than a third their length. 



a. Tympanal flails only a little shorter than tympanal orifices, 



a. Opercula in male ovate, narrowing at apices. 



1639. Khimbya evanescens, Walk. (Uundubia) Ins. Saimd., Horn. 

 p. 6 (18'58) ; Dist. (Pomponia) Mo7i. Orient. Cicad. p. 72, t. x, 

 f. 13, a, b (1890). 



Head and thorax above ochraceous ; head with striae to front, 

 area of ocelli, and the whole lateral vertical area black ; pronotum 

 with two central longitudinal fascife united posteriorly, a sublateral 

 anterior line, and margins of the posterior lateral angles black; 

 niesonotum with a central longitudinal fascia, on each side of which 

 is a shorter and somewhat inwardly curved fascia, followed by a 

 spot on anterior margin, a broken sublateral fascia, and two small 



