Miltogramma. 



221 



Geographical distribution: — Europe; towards the north to 

 middle Sweden, and in Finland. 



2. M. punctatum Meig. 



1824. Meig. Syst. Beschr. IV, 228, 3. — 1844. Zett. Dipt. Scand. III, 

 1204, 3 et 1859. XIII, 6147,3. — 1862. Schin. F. A. I, 507. — 1895. Pand. Rev. 

 Entom. XIV, 295, 14. — 1907. Kat. palåarkt. Dipt. III, 507. — 1924. Stein, 

 Arch. f. Naturgesch. 90, 6, 215, 8. 



Male. Head as in oestraceum^ but the frons narrower, scarcely 

 as broad as the diameter of the eye. Orbits yellow, cheeks and face 

 white. Frontal bristles not reaching to the insertion 

 of antennæ. Occiput with whitish hairs. Antennæ 

 black, basal joint only slightly brownish; arista 

 thickened in about basal half, Palpi yellow. Thorax 

 as in oestraceum but a dark middle line rather distinct 

 and the acrostichals stronger. Scutellum brown with 

 three or four bristles on each side. Abdomen more 

 or less translucently reddish at the sides ; it is whitish 

 yellow pruinose, shifting in colour according to view; 

 the hind parts of the segments are more or less brown- 

 ish black, and here there is on second segment a 

 middle spot on the other segments three spots which 

 are black and shining. Abdomen black-haired and 

 with bristles as in oestraceum^ second segment has no 

 bristles, on third they are depressed, but on fourth 

 segment they are strong. Legs as in oestraceum and 

 with similar bristles; front tarsi with a number of 

 long, curved bristles on posterior side of fourth 

 joint, the bristles sometimes coalesced so that they 

 apparently only form two; on anterior side of the 

 joint a number of dense, somewhat curled hairs. Wings as in oestra- 

 ceum. Squamulæ yellowish. H alteres yellow. 



Female. Quite similar; frons of the same breadth. Front tarsi 

 simple. 



Length 6,5 — 9,5 mm. 



M. punctatum is not rare in Denmark; Rørvig, Tisvilde and 

 in Jutland at Sønderborg, Søndervig, Silkeborg, Svejbæk and 

 Møllebæk near Silkeborg and on Læsø; the dates are ^^s — ^Vs- The 

 species is recorded as bred from Ammophila hirsuta and Colletes 

 fodiens. 



Fig. 65. 



M. punctatum (^ , 



right front 



tarsus from 



above. 



