4()2 ciiiivsiDiu.E. 



lonp;, the 1st and 3rd subequal. Tliorax : the pronotuui short, 

 transverse!}' rectangular, a little impressed in the middle above, 

 the sides siiuiate ; propleuraj exca\'ate ; mesonotum and scutellum 

 nearly flat, very slightly convex ; mesoplenrse rugose; postscutellum 

 convex, rounded ; the produced posterior lateral angles of the 

 median segment small, narrow, acute at apex : wings hyaline, 

 nervures brown, tegulae purple. Abdo]nen comparatively short, 

 transverse at base, medially longitudinally carinate, the sides 

 slightly convergent posteriorly ; the apical margin somewhat 

 sharply transverse, bearing 4 shoi't acute, nearly equidistant teeth ; 

 the foveae in the anteapical series few in number, about 6, large, 

 deep and open. 



cJ . Almost identical, slightly broader, the antennte longer; the 

 fovese in the anteapical series very much smaller, nearly obliterated. 



Length, $ 5-5-(r5, d 5-5-6 ; exp. $ cJ 12 mm. 



Hah. Bengal, Barrackpore (liothne;/) ; Deesa (Nurse) ; Ceylon 

 (Green). Type in Mr. Rothney's collection. 



542. Chrysis thalia, Xarse, Entomologist, xxxvi (1903), p. 41, 2 6- 



5 . Metallic green, a spot on the sides ot the head behind the 

 eves, the middle indistiuetly of the scutellum, and very narrowly 

 the apical margins of the 1st and 2nd abdomiDal segments golden ; 

 the median ai-ea on the mesonotum, the bases broadly of the 1st 

 and 2nd, the base broadly, and sides and apical margin of the 3rd 

 abdominal segment dark metallic blue ; antennae brown, the scape 

 in front green ; the 1st joint of the flagellum above bronze ; legs 

 oreen, tarsi yellowish brown ; head, thorax and abdomen very 

 evenly punctured, the punctures close but not dense and not 

 larc'er on the thorax than on the abdomen ; facial cavity very 

 minutely transversely rugulose, almost smooth, in some specimens 

 more coarsely sculptured than in others, the pubescence within 

 thin, almost wanting ; pilosity brownish, fairly abundant. Head 

 as broad as the pronotum, thick ; the clypeus broad, arched 

 anterioi'ly in the middle ; the facial cavity moderately deep, with 

 an irregular transverse carina above it on the front ; anterior 

 ocelhis placed in a slight depression, not nearly so marked as in 

 C. fiisci-pennis ; antenna) slender, the 2nd joint of the flagellum 

 a little longer than the 3rd ; front and vertex convex, occiput 

 slightly but distinctly widely emarginate. Thorax narrow, 

 elongate ; the pronotuir. transversely rectangular, the anterior 

 margin sharply traiisverse, a slight medial depression anteriorly ; 

 propleuraj with a longitudinal oval excavation bounded beneath by a 

 short high carina ; mesonotum, scutellum and postscutellum gently 

 convex ; the mesoplenrse punctured, with a longitudinal groove, 

 and the apex beneath excavate, groove and apex margined; 

 postscutellum large and somewhat gibbous, rounded posteriorly, 

 entii'ely overlying the median segment, except the produced 

 posterior lateral angles which are acute at apex. Wings hyaline, 

 nervures and teguko brown ; legs slender. Abdomen narro\\-, 



