Dolichopodidae. 



277 



latter, but with the ciliation on the front tiblæ as in the male; hind 

 tibiæ quite yellow. 



Length 2,8—3,3 mm. 



S. tarsatus is rather rare in Denmark; at Lersøen, somewhat 

 numerous (Stæger) and in Jutland at Hald near Viborg (the author). 

 The dates are '■^'^k—'-'^h. 



Geographical distribution: — Northern and middle Europe down 

 into France; towards the north to northern Sweden, and in Finland. 



2. S. pallipes Fabr. 



1794. Fabr. Ent. Syst. IV, 340, 16 (Musca), et 1805. Syst. Antl. 266,2 

 (Dolichopus). — 1824. Meig. Syst. Beschr. IV, 55, 23 {Porphyrops) . — 

 1850. Loew, Stett. ent. Zeitg. XI, 124, 23 {Rhaphmm). — 1862. Schin. 

 F. A. I, 192. — 1903. Kat. palåarkt. Dipt. Il, 332. — Bhaphium ensicorne 

 Meig. 1824. Syst. Beschr. IV, 30, 6. — Bhaphium hamatum Zett. 1843 

 Dipt. Scand. II, 475, 17, et 1849. VIII. 3063,17, et 1855. XII, 4618, 17. 



Male. Vertex and frons green or bluish-green. Epistoma some- 

 what broad, white, somewhat silvery, green just below the antennæ. 



Fig. 84. Antenna of S. pallifes c?, from the inside. X 75. 



Palpi grey. Occiput green, greyish pruinose, postocular bristles black 

 above, white below. Antennæ black, long, more than twice_as long 

 as the head, third joint lancet-like, attenuated to a somewhat long, 



Fig. 85. Antenna of S. iKillipes <S, from the outside. X 75. 



thin point; arista a little subapical, almost apical, shorter than the 

 third joint; the thumb-like prolongation of the second joint fits into 

 an excision in the third in such a way that it is visible both on the 

 inside and above on the outside; the basal joint has no hairs above. 



