Aphiochaeta. 291 



thoiigh somewhat ascending; anal tube somewhat small, blackish, a 

 little pale at apex. Legs blackish brown, the hind legs generally 

 blackish, the front legs paler with yellowish tibiæ, but front tarsi 

 black or blackish; the front tarsi thickened, but less than in humilis, 

 especially the four last joints; hind femora with short hairs below; 

 bristles on hind tibiæ distinct, not specially short, but fine, and not 

 numerous. Wings colourless, veins brown, the thin veins pale; costa 

 not quite reaching to the middle of the wing, 1 not double 2, about 

 equal to 2 + 3 or a little longer; costal cilia long; fork not long, angle 

 medium sized; fourth vein somewhat curved in its basal part, for the 

 rest very slightly curved, nearly straight. H alteres black. 



Female. Quite similar to the male; the four last joints on front 

 tarsi scarcely thinner. 



Length 1,5 — 1,8 mm. 



This species has only been taken in few localities; Bogo south of 

 Sealand, Lohals on Langeland, and in Jutland at Hejls and Skamling 

 south of Kolding and at Jelling (the author); the dates are ^Z? — ^V? 

 in 1917 to 1921; at Hejls I took it somewhat numerously, one specimen 

 was taken on an umbellifer. 



Geographical distribution: — Occurring in Denmark, England 

 and, according to a specimen from Pater Schmitz, in Holland. 



49. A. alticolella Wood. 



1909. Wood, Ent. Mont. Mag. 2, XX, 117, 146 (Phora). - 1914. Brues, 

 Bull. Wisc. Nat. Hist. Soc. XII, 112. 



Male. Frons somewhat broader than high, black, a little greyish, 

 dull; inner bristle of lower row slightly below the outer and nearer 

 to it than to the upper supraantennal ; supraantennal bristles nearly 

 equal, the upper less distant than the inner bristles of middle row, 

 the lower a little more approximate. Antennæ of ordinary size, black, 

 arista distinctly pubescent. Palpi yellow, of ordinary size, with well 

 developed bristles. Thorax black, a little shining, with brownish pube- 

 scence. Mesopleura with uniform bristles. Abdomen black, a little 

 greyish, dull ; it has short hairs on the hind parts of the segments, a 

 little longer at the hind margins and at the sides; at the hind margin 

 of sixth segment the hairs are rather long and conspicuous, especially 

 at the sides. Hypopygium of medium size, greyish black, it has some 

 (4 — 6) small bristly hairs below on each side, the hindmost of which 

 is the longest and a little curved at apex, but often the number of 



19* 



