Dolichopodidae. 103 



low below, black above. Antennæ somewhat elongated, as long as, or 

 a little longer than the head, the third joint elongated triangular; they 

 are black, the basal joint yellow, black above, the second joint a 

 little yellow on the inner side. Thorax green or golden green, some- 

 times more coppery or olive, somewhat pruinose and not much shin- 

 ing; generally there is a brighter, less pruinose and hence more shining 

 middle stripe; scuteilum fmely yellow pubescent; postscutellum greenish, 

 grey pruinose. Pleura green or golden green, greyish pruinose; pro- 

 pleura with tine, pale hairs and a black jprothoracic bristle. Abdomen 

 green, golden green or more coppery, slightly whitish pruinose down- 

 wards, with generally narrow, sometimes almost wanting, dark hind 

 margins to the segments; it is clothed with short, black hairs, and 

 has somewhat long hindmarginal bristles, a little longer on the first 

 segment. Venter grey or greenish grey, slightly pale-haired at the 

 base. Hypopygium black or greenish black, greyish pruinose; the 

 eighth segment with black hairs ; there are a little projecting posterior 

 ventral lobes with a styliform point at the upper aplcal corner; the 

 inner lamellæ curved downwards, the median thin, the lateral longer, 

 dilated and with a dilatation at the apex and a little black spine at 

 the upper margin; the outer lamellæ are ovate, whitish with a nar- 

 row, blackish margin at the ventral, apical and outer half of the 

 dorsal edge; at the end there are black teeth with curved hairs, the 

 ventral margin is serrated, with black hairs, and on the inner side 

 with inwards curved hairs. Legs yellow, posterior coxæ grey, slightly 

 yellowish at the apex; front tarsi with the apex of metatarsus and 

 the foUowing joints black; middle tarsi long, the apex of metatarsus 

 and the foUowing joints black, the second and third joint somewhat 

 compressed a little dilated and slightly feathery haired at the margin, 

 the two last joints silvery on the anterior side; hind tarsi black; the 

 hind tibiæ are a little thick in the whole length, and are suddenly 

 thinned at the base, near this is on the posterior side a small swel- 

 ling, which is bare and shining. The legs have short, black hairs, 

 hind femora longer hairs above, and a fringe of longish, pale hairs 

 below; posterior femora with one preapical bristle; front tibiæ with 

 bristles above and about two on the posterior side; middle tibiæ with 

 about four to six antero-dorsal, one dorsal, two postero-dorsal bristles, 

 and one ventral bristle below the middle; (the lowermost antero- 

 dorsal bristle might perhaps be termed dorsal); hind tibiæ with two 

 dorsal rows of bristles, and one ventral bristle towards the apex, 

 besides a ventral row of small bristles; hind metatarsi with about 

 three bristles above, some anterior, and small bristles below. Wings 

 a little tinged; veins black; the discai vein with a somewhat small, 



