452 



C'iiuYSii)ij».i;. 



segmeuts broadl}^ blue, the apical margins of all the abdominal 

 segments with a brilliant eft'ulgeuce in certain lights ; sides of the 

 1st and 2nd segments with a cupreous-red spot towards the apical 

 margins ; anteunse dark brown, the scape green, the basal joint 

 of tlie flagellum with a faint golden-green lustre in certain lights ; 

 legs green, the tarsi yellowish brown ; head, thorax and basal 

 abdominal segment moderately coarsely punctured, granulate, apical 

 two abdominal segments uiore finely and irregulai-ly punctured, 

 rugulose ; facial cavity finely punctured and bearing a narrow- 

 medial vertical short groove; a very sparse whitish pubescence on 

 the sides, not obscuring the sculpture within ; pilosity brownish, 

 moderately abundant, short. Head subglobose, thick, more than 

 twice as long as the prouotum ; eyes prominent ; facial cavity deep, 



Fig. loo. — Chri/si^ (anka, 5 • "• Hfad in profile. 



margined abo\ e by an arched carina ; clypeus raised in the middle, 

 front and vertex convex ; antennae long, cylindrical, the 1st and 

 2nd joints of the flagellum subequal and long. Thorax elongate, 

 narrow, the sides nearly parallel ; pronotum short, transversely 

 rectangular; propleurse excavate ; mesonotum, scutellum and post- 

 scutellum rather flat, the mesonotum short, nearly square, the 

 scutellum transversely rectangular ; mesopleurte oblique elongate, 

 punctured, the punctures rugulose within, apex not acute; post- 

 scutellum rather long, narrow, rounded posteriorly, the produced 

 posterior lateral angles of the median segment somewhat broad, 

 acute at apex ; wings lightly fusco-hyaline, nervures and tegulae 

 dark brown ; legs rather long and slender. Abdomen narrow 

 elongate, subcylindrical, the sides nearly parallel, a little con- 

 vergent posteriorly, the base transverse ; a short, shallow, longi- 

 tudinal impression abo\e, the apical margin transverse, armed at 

 the lateral angles and in the middle with a short tooth, no traces 

 of a medial longitudinal carina on the 2nd and 3x*d segments ; the 

 anteapical series distinct, the foveae small. 



cJ unknown. 



Lewjth, 5 "6-0 ; exp. G'o mm. 



Hah. Eecorded so far only from Ceylon, Peradeniya ( Green). 



