364 Orthorrhapha brachycera. 



C. curvipes is very common in Denmark, and the most. common 

 species of the genus, and it has been taken in all parts of our country, 

 including Bornholm. My dates are ^''/4 — ^-^/lo. It occurs on similar 

 localities as scambus. 



Geographical distribution:— Widely distributed; Europe down 

 into Spain and Italy, further on the Ganary Islands and Madeira; 

 towards the north to northern Sweden, and in Finland. 



3. C. loripes Hal. 



1831. Hal. Zool. Journ. V, 357, 1 1 (Camptosceles). — 1903. Kat. palåarkt. 

 Dipt. II, 345. — Dolichopus femoralis Zett. 1843. Dipt. Scand. II, 600,87, 

 et 1859. XIII, 5064, 87. 



Male, Vertex and frons dark blue or blackish blue. Epistoma 

 very narrow, white above, yellowish brown below. Palpi dark grey. 

 Occiput green, greyish pruinose; postocular bristles black above, the 

 hairs below pale yellow. Antennæ black, third joint short, triangular. 

 Thorax dark olive or æneous, shining more or less bluish or violet, 

 in the middle vvith a greenish stripe; it is somewhat brownish pruinose. 

 Scutellum bluish or violet. Pleura greenish, grey pruinose; propleura 

 with pale hairs and a black prothoracic bristle. Abdomen greenish, 

 more or less with coppery or somewhat violet reflexes, and somewhat 

 greyish pruinose; it is clothed with short, black hairs, and has few, 

 very short hindmarginal bristles at the sides, long on the first segment. 

 Venter grey. Legs yellow, front coxæ a little grey at the base, posterior 

 coxæ grey; front femora with a dark stripe above and below, middle 

 femora with a similar one below ; tibiæ slightly blackish or brownish at 

 base and apex, middle tibiæ with about the aplcal half greyish black; 

 tarsi blackish, with the base of metatarsus more or less pale. The 

 legs have short, black hairs, coxæ pale-haired; the front coxæ have 

 some black bristles at the apex and a little way up, the posterior 

 coxæ each with a black bristle; front femora a little thickened on the 

 basal part, front legs without bristles; middle femora with two, quite 

 close-standlng rows of long bristles below in the middle, and after an 

 interval with a row of short bristles at the apex; middle tibiæ a 

 little angularly bent in the middle, the lower part very slightly dilated ; 

 on the upper half there is a postero-ventral row of short bristles and 

 on the lower half a dense ventral row of short bristles, a posterior 

 row of longer, distantly placed bristles, and an anterior row of long, 

 Ukewise distant bristles; besides there are two antero-dorsal bristles; 

 the angular bend in the middle of the tibiæ is bare; the middle 

 metatarsus is somewhat more than half the length of the second joint, 

 a little thickened towards the apex; the second joint as long as the 



