Dolichopodidae. 267 



numerous hairs on the hind side of the ocellar tubercle, while crassipes 

 has oiily a few (4). Also the female of penicillata has some resem- 

 blance, but is known from crassipes by the shorter third antennal 

 joint and not recurved cubital vein, and from spinicoxa by the front 

 coxæ without blaclt hairs at apex and the pale-haired middle coxæ. 



6. P. consobrina Zett. 



1843. Zett. Dipt. Scand. II, 471,11, et 1849. VIII, 3061, 1 1 {Rhaphium). 

 — 1862. Schin. F. A. I, 199. — 1903. Kat. palåarkt. Dipt. II, 328. — 

 Bhaphium fascipes 1838. Zett. Ins. Lapp. 704^ 7, p.p. var. b. 



Male. Vertex and frons æneous green, soniewhat pruinose ; eyes pale- 

 hairy. Epistoma narrow, silvery white. Palpi blackish. Occiput green, a 

 little greyish pruinose; postocular hairs black above, whitish yellow 

 below. Antennæ black, almost as long as the head, the third joint 

 about twice as long as the two basal; arista shorter than the antennæ. 

 Thorax dark green or somewhat olive, a little greyish pruinose, 

 shining; there are a pair of faint, darker stripes in the middle. 

 Pleura green, greyish pruinose, most behind; propleura with pale 

 hairs. Abdomen green or a little æneous or coppery, with narrow, 

 dark incisures, slightly greyish pruinose; it is clothed with short, 

 black hairs, longer and pale at the sides of the three first segments ; 

 there are hindmarginal bristles, somewhat long on the first segment. 

 Venter greenish, grey pruinose, with white hairs, which are long 

 towards the base. Hypopygium blackish, the ventral lobes of moderate 

 length, lancet-shaped, pointed with the apex curved a little down- 

 wards; the outer lamellæ not long, triangularly dilated at the apex 

 with the angle dorsally; they are brownish, short-haired at the 

 margin. Legs with tlie coxæ grey; femora black, the anterior with 

 the apex yellow, the front femora somewhat metallic green; tibiæ 

 yellow, or the hind tibiæ often darker to dark brown, and blackish 

 at the apex; anterior tarsi blackish towards the end, hind tarsi more 

 or less dark to quite black; the first joint of the front tarsi about as 

 long as the second, slightly dilated below towards the apex ; the 

 second a httie dilated at the base, the three last short; middle 

 femora thin, middle metatarsus almost as long as the four following 

 joints; hind metatarsus as long as the second joint. The legs have 

 short, black hairs; the coxæ are pale-haired; front femora with a 

 row of strong, black bristles below, and with longish, white hairs on 

 the posterior side, the upper row of which are black; middle femora 

 with long, white hairs on the basal half below, and with black 

 bristles at the apex on both sides; hind femora with one or two 

 preapical bristles; tibiæ with two dorsal rows of bristles, longest on 



