. Diptera Danica: genera and species of flies hitherto found in Denmark. Diptera. Empididae. 45 5. Rh. spinipes Fall. 1815. Fall. Dipt. Suec. 26, 24 (Empis). — 1822. Meig. Syst. Beschr. 111. 49, 15. — 1842. Zett. Dipt. Scand. I, 395. 7. et 1849. VIII, 3034, 7. — 1862. Schin. F. A. I, 98. — 1903. Kat. palaarkt. Dipt. II, 229. Male. Eyes contiguous but not for a long distance, the frontal triangle being high, but narrow. Epistoma dark grey. Occiput grey with black, downwards somewhat brownish hairs. Labrum slightly longer than the head is high; palpi black or brownish black, with blackis
. Diptera Danica: genera and species of flies hitherto found in Denmark. Diptera. Empididae. 45 5. Rh. spinipes Fall. 1815. Fall. Dipt. Suec. 26, 24 (Empis). — 1822. Meig. Syst. Beschr. 111. 49, 15. — 1842. Zett. Dipt. Scand. I, 395. 7. et 1849. VIII, 3034, 7. — 1862. Schin. F. A. I, 98. — 1903. Kat. palaarkt. Dipt. II, 229. Male. Eyes contiguous but not for a long distance, the frontal triangle being high, but narrow. Epistoma dark grey. Occiput grey with black, downwards somewhat brownish hairs. Labrum slightly longer than the head is high; palpi black or brownish black, with blackish or brownish hairs. Antennae somewhat longer than the Fig. 10. Antenna of Rh. spinix>es. X 65. black, the two basal joints slightly greyish, with long, black hairs; the third joint considerably elongated, especially in its terminal part. Thorax dark grey, slightly shining, with three blackish or brownish black stripes, the median narrow, the lateral very broad, occupying the whole lateral space; all three stripes somewhat abbreviated both in front and behind. The acrostichal and dorsocentral bristles long, black; the former somewhat irregularly biserial, the latter long and strong behind and here about uniserial, but pluriserial further for- wards, and in the front part fusing with similar hairs clothing the disc at the sides behind and inwards to the humeri; there is no strong humeral bristle, but a posthumeral, generally four notoplural, some supraalar and a postalar bristle are discernible among the weaker hairs; they are all black. Scutellum grey with six to eight black marginal bristles. Pleura dark grey; metapleura with black or brownish black hairs. Abdomen blackish brown, very slightly shining; seen from in front it is more greyish, with a black, interrupted middle line; venter dark grey. Abdomen is clothed with long, erect, black hairs which are strongest at the hind margins of the segments and here fan-like spread; venter has long, black hairs. The
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Keywords: ., bookauthorlu, bookcentury1900, bookdecade1900, booksubjectdiptera
