98 Tachinidae. 



posterior cell medium long-petiolate; discai vein bending rectangularly 

 up, but with the angle rounded, the apical cross-vein united with 

 cubital vein below the tip of radial vein. Squamulæ brownish. Halteres 

 yellowish. 



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

 it is mainly grey pruinose; thorax striped as in male; abdomen partly 

 shining; sometimes it is more yellow or golden pruinose. The sheat 

 of the ovipositor is curved downwards and perforated. Wings clear, 

 of normal shape. 



Length 9 mm. 



Also this species varies in the male. The described form is var. 

 ornata Girsch. ; it may have the wings less or not maculated. The 

 var. muscaeformis Rond. is female-like, it has abdomen grey pruinose 

 with the lateral margins more or less yellow; wings not broadened, 

 yellow at base and in the middle at anterior margin a more or less 

 pronounced spot. Finally the var. ahdominalis Girsch. has abdomen 

 yellowish, sometimes with a black band; wings somewhat broad, 

 with two bands more or less distinct. 



A. subcoleoptrata is ve ry rare in Denmark, I know only one 

 specimen, a male, taken on Sealand (Drewsen); it belongs to var. 

 ornata. 



Geographical distribution: — Europe dow-n into Italy; towards 

 the north to middle Sweden. 



4. A. pusilla Meig. 



1824. Meig. Syst. Beschr. IV, 198, 23 (Phasia) et 1838. VII, 284, 20. — 

 1844. Zett. Dipt. Scand. III, 1251, 7 (Phasia). — 1862. Schin. F. A. I, 406. — 

 1888. Girsch. Zeitschr. f. Naturwiss. LX, 38, 6, Tab. II, Fig. 22—25. — 1894. 

 Pand. Eev. Entom. XIII, 86, 2. ^ 1907. Kat. palåarkt. Dipt. III, 583. — 

 1924. Stein, Arch. f. Naturgesch. 90, 6, 259, 5. — Phasia seminicerea Meig. 

 1824. 1. c. IV, 199, 24, Tab. XXXIX, Fig. 14 et 1838, VII, 284, 21 {AUophora). 

 — 1862. Schin. F. A. I, 406. — Phasia vitripennis Zett. 1859. 1. c. XIII, 6167, 

 6—7. 



Male. Head almost not broader than high; frons narrow above, 

 almost not protruding; face not specially broad. Ptilinal suture 

 wdth the arms parallel in lower part. Orbits and cheeks rather narrow 

 and also jowis narrow. Orbits and cheeks silvery grey, jowls grey. 

 Frontal stripe black. A pair of small ocellar bristles present and 

 also inner vertical bristles discernible. Frontal bristles reaching to 

 the insertion of antennæ. Vibrissæ somew-hat ascending, a large 



