. Fig. 135. Wing of T. hicolor. vein almost parallel or often somewhat convergent. Halteres yellowish white. Female. Quite similar to the male except the pointed abdomen. Length 2,5 to about 3 mm. This species is generally characterised by the parallel cubital and discai vein, but these veins are often somewhat convergent, as also Strobl States. The species is not easily distinguished from pallidiventris (see below under this species). is common in Denmark; Ermelund, Ørholm, Tisvilde, Nordskoven at Jægerspris; in Jutland at Aalborg; ray dates are ^^^/r.—^Vt. It occurs on bushes at th
. Fig. 135. Wing of T. hicolor. vein almost parallel or often somewhat convergent. Halteres yellowish white. Female. Quite similar to the male except the pointed abdomen. Length 2,5 to about 3 mm. This species is generally characterised by the parallel cubital and discai vein, but these veins are often somewhat convergent, as also Strobl States. The species is not easily distinguished from pallidiventris (see below under this species). is common in Denmark; Ermelund, Ørholm, Tisvilde, Nordskoven at Jægerspris; in Jutland at Aalborg; ray dates are ^^^/r.—^Vt. It occurs on bushes at the outskirts of woods and in low herbage on fields, I think most commonly on the latter piaces. Geographical distribution:— Europe down into Italy, and also down into North Africa; towards the north to middle Sweden, and in Finland. 9. T. calceata Meig. 1822. Meig. Syst. Beschr. III, 87, 45. — 1842. Zett. Dipt. Scand. I, 282,12. — 1862. Schin. F. A. I, 88 {Platypalpus). — 1003. Kat. palåarkt. Dipt. II, 281. Of this species I only know the female. Vertex and frons light grey; epistoma white; palpi not large, white haired. Occiput light grey with yellow bristles above, white hairs below. Antennæ black or brown, the basal joints yellow, the third joint short, considerably shorter than the arista and not much longer than broad. Thorax not densely light grey pruinose, a little shining; all bristles pale or whitish yellow. Scutellum with two pale marginal bristles, and a
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