Ghrysogaster. 



117 



it is clothed with very short, dark hairs, only the second segment has 

 long, yellowish hairs both at the sides and on the disc, but here some- 

 what sparse. Venter æneous, shining. 

 with very short, pale hairs. Legs 

 blacii, haired in the usual way with 

 short, partly dark, partiy yellowish 

 hairs, longest and dark on the post- 

 erior side of anterior femora; the 

 adpressed ferruginous pubescence 

 below the apical part of front and 

 hind tibiæ and basal part of tarsi 

 obvious. Hind femora black setulose 

 beneath ; hind metatarsi very slightly 

 thickened. Wings blackish tinged, 

 most towards the anterior margin; 

 stigma only slightly darker; the upper 

 marginal cross-vein bends rather 

 evenly upwards so that the lower 

 angle is almost rounded away (but 

 somewhat varying). Plumula yel- 

 lowish. Squamulæ brownish with 

 darker margin and yellovv fringe. 

 Balteres brownish. 



Female. Frons broad but not very broad, black, shining, with 

 a depressed middle space and a number (about 9) of oblique cross- 

 furrows on each side ; epistoma without central knob, the mouth pro- 

 duced about equally with the antennal prominenee. Vertex with short 



Fig. 53. Antenna of C. solstitialis d", 

 from the inside. X 70. 



Fig 54. Wing of C. solstitialis d- 



hairs, frons with very few short, pale hairs. Antennæ with the third 

 joint a little larger than in the male. Thorax æneous, often coppery 

 or violet on the disc, more or less shining, dull at the anterior end; 

 it is coarsely punctate and both on disc and pleura clothed with very 

 short, black, bristly hairs. Abdomen with the shining sides broader 



