38 Platypezidae. 



down into Germany; towards the north to middle Sweden, and 

 in Finland. 



7. P. furcata Fall. 



1823. Fall. Dipt. Suoc. Suppl. 2, 4. — 1830. Meig. Syst. Beschr. VI, 357, 8. 

 — 1844. Zett. Dipt. Scand. III, 909, 10 et 1849. VIII, 3199, 10. — 1901. Verr. 

 Brit. Fl. VIII, 58, 10, figs. 81—82. — 1907. Kat. palåarkt. Dipt. III, 187. — 

 1910. Wahlgr. Entom. Tidsskr. 235, 9. 



Male. Vertex black, frons and face blackish grey; frons very 

 small, bare. Jowls with black hairs but cheeks bare. Occiput black 

 with black hairs and long postocular cilia. Antennæ black, the basal 

 joints more or less pale, second joint with long hairs above and below; 

 arista somewhat thick. Palpi black, somewhat clubbed, with bristly 



Fig. 10. Wing of P. furcata ^ . 



hairs at apex. Thorax black or a little brownish; dorsocentral hairs 

 uniserial; four to five notopleural bristles; on the sides of the 

 disc some hairs. Scutellum with six marginal bristles. Abdomen 

 black or brownish black, a little shining, but second and third 

 segment dull on the disc. Abdomen has short, black hairs, long 

 towards and at the sides; sixth segment with some black bristles 

 at apex. Genitalia somewhat large and protruding below. Legs 

 blackish, tibiæ and especially tarsi paler; hind tibiæ slightly but 

 tarsi well dilated, first and second joint of about equal length, third 

 a little longer than each. The legs with longish, black hairs behind 

 anterior femora, hind femora with shorter hairs on anterior side. 

 Wings somewhat brownish or blackish tinged and not glassy as in 

 the other species, which is caused by the microscopical hairs on the 

 membrane being longer and denser; third costal segment yellowish; 

 veins blackish brown, medial cross-vein before apex of mediastinal 

 vein; discai fork with the upper branch long, slightly and evenly 

 curved, the lower branch incomplete; posterior cross-vein much 

 more than its own length from apex of postical vein ; anal cell about 



