218 Tachinidae. 



Jiitland at Horsens, Skanderborg and Skørping; the dates are "/s — 

 2^/7. I have it bred from a Bomhus nest taken ^'^Z,, and which con- 

 tained pupæ, and from a nest of B. agrorum taken in August; the 

 nest contained larvæ which pupated in September and developed 

 on ^'/e — ^"/s? except two specimens which first came on ^^j^ next 

 year. It is earher known bred from B. ogrorum, pratorum, silvarum 

 and terrestris and Vespa silvestris. 



Geographical distribution: — Europe; towards the north to 

 middle Sweden, and in Lappland and Finland. 



31. Miltogpamma Meig. 



Medium sized species of blackish or brownish colour with 

 brownish, greyish or whitish pruinosity; sometimes with constant 

 spots on abdomen, and sometimes the sides of abdomen more or less 

 reddish. Head fully as broad as thorax, flat or a httle concave behind, 

 a httle puffed out downwards, higher than long. Frons broad, of the 

 same breadth in both sexes, of a little bladdery appearance, especially 

 at vertex, somewhat protruding; it is narrowing downwards and 

 the face again widening so that the inner eye-margin is angular. 

 Jowls not quite narrow but horizontal and thus almost not descending. 

 In both sexes small and slightly individualised, outwards directed 

 ocellar bristles, inner and outer vertical and about four orbital bristles. 

 Postocellar and occipital bristles distinct. Postocular bristles small 

 and fme, behind them all black or all pale hairs. Frontal bristles 

 numerous, descending just to or scarcely to insertion of antennæ; 

 above a reclinate bristle in both sexes. Cheeks fmely hairy. Vibrissal 

 ridges bending strongly inwards below; vibrissæ ascending a little 

 or somewhat, in more than one row; no large vibrissa present. Eyes 

 with the facets enlarged on front side towards the median angle. 

 Epistoma not retreating. Proboscis of medium length. Palpi thin, 

 slightly dilated apically. Antennæ inserted a little above middle of 

 the eye, small, third joint about twice as long as second; arista short, 

 apparently bare, second joint not elongated. Thorax rectangular; 

 three to four postsutural dorsocentrals; one or two pairs of præ- 

 scutellar acrostichals, the others fme or two præsutural developed; 

 a smaller or larger præsutural intraalar bristle. Scutellum with three 

 or more marginal bristles on each side. Two sternopleural bristles, 

 besides hairs. Pteropleura with a bunch of hairs above. Abdomen 



