Aphiochaeta. 391 



Egense Skov at the east end of Limfjorden (the author); the dates 

 are Vs — ^Vio in 1917 to 1921. I have taken it riinning on leaves of 

 bushes and in low herbage in woods; when it is examined sitting on 

 a leaf the unchitinized area behind the third tergite is often distinctly 

 seen as a yellow band on abdomen. 



Geographical distribution: — Hitherto only known from Den- 

 mark. 



Group VII. 



Scutellum with two bristles. 



Mesopleura bare. 



Costa short. 



130. A. lactipennis Lundbk, 



1920. Lundbk. Vidensk. Meddel, fra Dansk naturh. Foren. 71, 24, 27. 



Male. Frons considerably broader than high, greyish black, a 

 little shining; inner bristle of lower row below the outer and much 

 inwards to it, about eqiially distant from it and from the upper 

 supraantennal ; supraantennal bristles unequal, the lower about half 

 as strong as the upper; the upper supraantennals rather close-standing, 

 more approximate than the inner bristles of middle row, the lower 

 still more close-standing. Antennæ not small, black, arista distinctly 

 pubescent. Palpi yellow, of ordinary size and armature. Thorax 

 black, slightly shining, with dark brownish pubescence. Mesopleura 

 bare. Abdomen deep black, dull; the short hairs only slightly visible 

 at the hind margins of the segments, Hypopygium small, rather 

 retracted, a little greyish; when not quite retracted a thin bristle 

 or long hair at each side is seen; ventral plate short; anal tube minute, 

 dusky or blackish. Legs blackish brown, front legs, middle tibiæ 

 and posterior tarsi a little paler; the hairs below hind femora only 

 a little longish ; bristles on hind tibiæ fme and delicate. Wings whitish 

 or a little milky, thick veins brown, the others colourless; costa about 

 0,40 of the wing-length, costal divisions about as 3 — 1 — 1; the inner 

 branch of the fork somewhat, more or less, steep and thus the angle 

 somewhat large ; costal cilia short ; fourth vein very slightly and evenly 

 curved, or nearly straight in its last part. Halteres black. 



Female. Unknown. 



Length 0,9 — 1 mm. 



