4()n ciiRYSiBij;).!:, 



I'lul iDul ;3rd joints of the flag-elluui subeqiml. Thorax : the pro- 

 iioturn convex, transverse, a little broader at the sides than in the 

 middle, the anterior margin with an indistinct and slight longi- 

 tudinal impression in tlie middle; propleura; excavate ; mesonotum 

 convex, the median area rectangular, with tlie anterior lateral 

 angles widened and turning obliquely outwards, the anterior margin 

 depressed, forming a somewhat broad shallow transverse groove 

 which is minutely and closely punctured ; mesopleurae rugose, the 

 triangular apex beneath surrounded by a carina and separated 

 from the upper portion of the mesopleura; by a deep, short, laterally 

 earinate groove ; scutellum from above with the middle slightly 

 narrowed, transversely rectangular ; postscutellum semicircular, 

 rounded posteriorly, hiding the median segm(>nt with the exception 

 of its posterior lateral angles, which are produced, flat, and acute at 

 apex ; wings brownish hyaline, nervures brown, tegula? purple ; legs 

 slender. Abdomen : the 1st segment somewhat hollow and concave 

 at base, with a medial longitudinal broad impression at base above ; 

 2ud and 3rd segments medially longitudinally earinate, the 3rd seg- 

 ment bulging and incrassate just before the anteapical series of fovete, 

 these latter large, open beneath ; apical margin of segment with 6 

 acute teeth, the two outer smaller than the 4 intermediate ones. 



(S . Similar ; smaller, more green and with the black markings 

 more distinct. 



Lcnfjth. 2 0-5-10, (^ 8-5; exp. $ 19-20, d 18mm. 



Bab. The Punjab {Bingham) ; Central Provinces (Betham) ; 

 Western India, Poena ( Wroughton), Deesa (Nurse) ; throughout 

 Burma and Tenasserim (Fea, Bingham). Extending to Australia. 



572. Chrysis principalis, Smith, Trans. Ent. Soc. 1874, p. 401, $ ; Mocs. 

 (Hexachrysis) Mo7i. Chnjs. 1889, p. 559. (PI. I, fig. 12.) 



5 . Metallic green, the space round the ocelli, three spots on 

 the pronotum, and the lateral grooves limiting the medial area on 

 the mesonotum brownish black ; the front above the facial cavity, 

 the mesonotum anteriorly, the pro- and mesopleurse, median seg- 

 ments and legs, the bases and greater part of the discs of the 

 segments of the abdomen and the anteapical fovese on the 3rd 

 segment shaded with brilliant blue; antennae and tarsi dusky black, 

 the scape of the former in front and the basal two, sometimes three, 

 joints of the flagellum above metallic green; head, thorax and base 

 of abdomen coarsely cribrately punctured ; the interspaces on the 

 mesonotum rugulose, on the base of the abdomen finely punc- 

 tured, the large punctures smooth and shining within; the apical half 

 of the 1st and the remaining abdominal segments finely and densely 

 pmictured in contrast to the coarse punctures on the thorax ; 

 pilosity sparse, brownish on the head, thorax and abdomen, 

 whitisli on the legs. Head a little longer than broad, slightly 

 constricted anteriorly ; clypeus broad, somewhat golden green ; 

 facial hollow rugose within, deep and broad, further deepened 

 above into two pits, the margin above each pit arched ; the front 



