270 Orthorrhapha brachycera. 



Geographical distribution: ^ — Northern and middle Europe down 

 into France; it iias its northern limit in Denmark, and it occurs in 

 England. 



8. P. penicillata Loew. 



1850. Loew, Stett. ent. Zeitg. XI, 109, 10, Tab. I, Fig. 26—27 (Bhaphium). 

 — 1862. Schin. F. A. 1, 198. — 1903. Kat. palaarkt. Dipt. Il, 330. 



Male. Vertex and frons bluish green; eyes pale-hairy. Epistoma 

 narrow, according to Loew "silberweis mit dunklem Schiller", in rny 

 somewhat shrivelled specimen it appeared dark. Palpi greyish black. 

 Occiput blackish green, greyish pruinose ; postocular hairs black above, 

 white below. Antennæ black, scarcely as long as the head, third 

 joint somewhat short, pointed oval; arista somewhat longer than the 

 antennæ: the second antennal joint short-haired below and with a 

 long hair above. Thorax dark green or somewhat æneous, a little 

 pruinose, shining. Pleura green, dark greyish pruinose, posteriorly 

 almost blackish grey; propleural hairs pale. Abdomen dark green, 

 clothed with black hairs, long and pale at the sides of the three flrst 

 segments; there are black hindmarginal bristles, longest on the first 

 segment. Venter greenish, grey pruinose, with pale hairs, longish 

 towards the base. Hypopygium blackish, the ventral lobes somewhat 

 roundly dilated with a styliform apex ; the outer lamellæ short, variously 

 curved, with a tuft of curved hairs on the ventral margin before the 

 apex. Legs with the coxæ blackish grey; front femora black with 

 the apex yellow, posterior femora varying in colour, from black to 

 more or less brown or brownish yellow, the middle femora palest at 

 the apex, the hind femora more or less blackish at the apex; anterior 

 tibiæ and tarsi yellow or brownish yellow, the latter blackish or 

 blackish brown about from the apex of metatarsus; hind tibiæ black 

 or generally the basal half paler, especially above; hind tarsi black; 

 anterior metatarsi almost as long as the other four joints, the front 

 metatarsi a little thickened below at the apex; hind metatarsus as 

 long as the second joint. The legs have short, black hairs, the coxæ 

 are white-haired ; the middle coxæ with a small black fringe at apex; 

 front femora with long, whitish hairs on the posterior side, black and 

 more bristly at the apex; middle femora with short pale hairs below, 

 longest on the basal part; hind femora with a longish, pale fringe 

 below in about the basal half, shorter outwards; the middle femora 

 have generally a pair of, the hind femora one preapical bristle on 

 each side; tibiæ with two dorsal rows of somewhat long bristles, the 

 middle tibiæ also with a pair of ventral bristles, and the hind tibiæ 

 with some small ventral bristles; the front tarsi have a distinct ciliation 



