258 Tachinidae. 



31 {Angioneurilla). — 1924. Stein, Arch. f. Naturgesch. 90, 6, 208, 2. — A. enig- 

 matica Villen. 1919. Bull. Soc. Ent. de Fr. 307, 3. 



Male. Frons narrow, scarcely half as broad as the eye, a little 

 protruding. Orbits and cheeks silvery, jowls more grey; frontal stripe 

 velvet black or a little brownish. Orbits bare; jowls with a few black 

 hairs behind. Occiput dark grey, with strong, black hairs. Antennæ 

 black, second joint not twice as long as third; arista distinctly thick- 

 ened at base. Palpi small, blackish. Thorax black, greyish pruinose, 

 especially on humeri and backwards to the suture, without stripes; 

 it has very sparse black hairs, only present in acrostichal and dorso- 

 central regions. Apical scutellar bristles somewhat small. Besides the 

 sternopleural bristles some hairs. Abdomen black, the three last 



Fig. 71. Wing of A. cyrtoneurina. 



segments greyish pruinose on front part, the hind part black, pro- 

 duced forwards in the middle so that black triangular spots are 

 formed. Abdomen has longish black hairs, and a row of marginal 

 bristles on all segments, the bristles smallest on second segment. 

 Legs black, last tarsal joint somewhat long. Wings brown tinged; 

 veins brown; at apex of subcostal vein a bristle. Squamulæ whitish. 

 H alteres yellow. 



Female. I have not seen the female; according to Villeneuve 

 it has abdomen quite black and some discai bristles on the last two 

 segments. 



Lengtli. About 4,5 mm. 



A. cyrtoneurina is very rare in Denmark, we have only two spec- 

 imens, both males, taken in Lyngby Mose ^Vs 1905 and at Jyderup 

 Ve 1925 (the author). 



Geographical distribution: — Northern and middle Europe 

 down into France; towards the north to southern Sweden. 



