Dolichopodidae. 187 



Bornholm in Almindingen, My dates are ^'^k—^/s. It occurs in low 

 herbage on meadows, humid piaces and at the horders of water 

 in woods, sometimes in great numbers. Zetterstedt mentions that 

 Stæger has taken it in copula. 



Geographical distribution : — Northern and middle Europe down 

 into Italy; towards the north to southern Sweden. 



11. H. brevicornis Stæg. 



1842. Stæg. Krøyer's Tidsskr. IV, 42, 38 (DoUchopus). — 1857. Loew, 

 Neue Beitr. V, 21. — 1903. Kat. palåarkt. Dipt. II, 317. — DoUchopus 

 ohscuripennis Zett. 1843. Dipt. Scand. II, 575, 64, et 1849. VIII, 3086, 64. 

 — DoUchopus fumipennis Stæg. in litt. Zett. 1. c. II, 575. 



Male. Vertex and frons brownish grey dusted; ocellar tubercle 

 dark. Epistoma narrow, light grey; clypeus bent inwards. Palpi 

 black. Occiput greenish, greyish pruinose; postocular bristles black. 

 Antennæ black, short, shorter than the head, the third joint not 



Fig. 54. Antenna of H. brevicornis c?, from the inside. X 80. 



as long as broad, short-pointed ; arista short-haired. Thorax some- 

 what dark æneous green, varying from green to golden æneous; very 

 slightly pruinose, shining; scutellum haired with short, dark hairs. 

 Pleura greenish or æneous, grey pruinose; propleura with a few pale 

 hairs and a black prothoracic bristle. Abdomen green or more or 

 less æneous, very slightly pruinose downwards; it is clothed with 

 short, black hairs and has hindmarginal bristles, which are longer on 

 the lirst segment. Venter greenish, grey pruinose, with brownish 

 hairs, a little longer at the base. Hypopygium quite as in the pre- 

 ceding species, the outer lamellæ small, black, with somewhat short 

 hairs at the margin. Legs yellow, coxæ grey with yellow apex; tarsi 

 with the apex of metatarsus and the following joints black; the hind 

 tibiæ often a little brownish at the apex, and hind metatarsi black 

 for the greatest part, not rarely quite black. Hind metatarsi con- 

 siderably shorter than the second joint. The legs have short, black 

 hairs; posterior femora with one preapical bristle; front tibiæ with a 

 pair of bristles above but none below; middle tibiæ with two rows 



