Dolichopodidae. 283 



following joints brown or blackish, hind tarsi blackish with the base 

 of metatarsus yellow; the front tarsi somewhat short, metatarsus as 

 long as the four following joints, which are short and of equal length, the 

 second joint a little dilated below and the apex drawn a litttle out; 

 hind metatarsus about as long as the second joint. The legs have 

 short, blackish hairs, the coxæ are pale-haired, hind coxæ with a 

 black bristle on the outside; the front femora have about four erect 

 bristles below at the base, and the middle femora three in a row 

 likewise at the base; generally the former are black, the latter pale; 

 middle femora with a preapical bristle on each side, hind femora 

 with one on the anterior side; front tibiæ generally with a small 

 bristle above, and with a short, dense ciHation ; middle tibiæ gener- 

 ally with two antero-dorsal, one postero-dorsal and one ventral bristle; 

 hind tibiæ with two dorsal rows of bristles, a row of short, bristly 

 hairs above, and small and fine ventral bristles; middle metatarsi 

 with distinct, hind metatarsi with very small bristles below. Wings 



Fig. 88. Wing of S. pimiilus d". 



narrow towards the base, without axillary lobe, somewhat greyish 

 tinged; veins black, discai vein almost without bend. Squamulæ 

 yellow with a dark point above, and a blackish fringe. Balteres 

 yellow. 



Female. Epistoma broad, grey, protruding downwards. Antennæ 

 short, arista longer than the antennæ. Legs coloured as in the male, 

 front tarsi simple; femora and posterior metatarsi without bristles 

 but the front tibiæ ciliated as in the male. Wings less narrowed at 

 the base. 



Length 3,4—2,8 mm. 



S. pumilus is common in Denmark; at Lersøen, Amager, Lyngby 

 Mose, Ørholm, Faxe Ladeplads; on Fænø; in Jutland at Horsens, 

 Hald near Viborg and Frederikshavn, and on Bornholm at Hasle and 

 Allinge. My dates are -^/g— ^Vs. It occurs in grass and low herbage 

 on humid meadows, especially at the horders of lakes and ditches, 



