Aphiochaeta. 325 



but not specially long; fork somewhat longish; fourth vein a little 

 S-like curved at base, thence nearly straight. H alteres yellow. 



Female. Quite similar to the male; the palpi of the same size 

 and sliape and the hairs below hind femora similar. 



Length 2,5 to nearly 3 mm, the female the larger. 



A. subpalpalis is very rare; Holte ^U 1920 (Th. Mortensen) and 

 in Jiitland at Ry ^^Z? and ^7? 1918 (the author), one male and three 

 females. 



Geographical distribution: — Hitherto only known from Den- 

 mark. 



77. A. magnifica Lundbk. 

 1920. Lundbk. Vidensk. Meddel, fra Dansk naturh. Foren. 71, 18, 21. 



Male. Frons somewhat broader than high, grey, dull, the anterior 

 border indeterminately reddish to a higher or lower degree; inner 

 bristle of lower row a little below the outer and about in the middle 

 between it and the upper supraantennal ; supraantennal bristles equal 

 and strong, placed high on the frons, the upper pair a little higher 

 than the inner bristles of lower row, and they are a little more distant 

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

 approximate than the upper and well below them. Antennæ of ordinary 

 size, yellow, a little brownish at the end, arista distinctly pubescent. 

 Palpi yellow, of ordinary size and armature. Occiput grey above, 

 yellow below. Thorax yellow, slightly shining, with blackish pube- 

 scence. Pleura yellow, below the wing-root a black spot. Mesopleura 

 with uniform, black bristles. Abdomen yellow, the posterior margins 

 of the segments broadly black, on third to sixth segments also the 

 lateral margins black, so that these segments may be termed black 

 with a broad, triangular or more semicircular, yellow, basal spot; 

 venter yellow; abdomen is dull, it is distinctly haired, the hairs at 

 the hind margins of the segments and at the sides a little longer, 

 and at the hind margin of sixth segment the hairs somewhat longish 

 all round. Hypopygium of medium size, higher than long, black or 

 greyish black, without bristles or hairs; ventral plate large, nearly 

 square, but rounded at the end, yellow; anal tube of medium size, 

 clear yellow, the apical hairs small. Legs pale yellow, tarsi slightly 

 darkened, hind femora with a black spot at apex, hind tibiæ darkened 

 towards apex and here with a black spot on the inside; front tarsi 

 robust, metatarsus not much thinner than tibia; hind femora with 



