. Fig. 97. Wing of A. ffavicollis 9. with a preapical bristle; front tibiae with a small bristle above near the base; middle tibiae with two antero-dorsal bristles, and with one postero-dorsal near the base; hind tibiae with dorsal rows of bristles. Wings slightly yellowish tinged; veins brown or pale brown; discal and cubital veins almost parallel, slightly diverging outwards. Squamulae yellow, with a blackish or brown fringe. Halteres yellow. Female. Epistoma very slightly broader, and the antennae only slightly shorter than in the male; the spot on the pleura more brownish. No bristle below
. Fig. 97. Wing of A. ffavicollis 9. with a preapical bristle; front tibiae with a small bristle above near the base; middle tibiae with two antero-dorsal bristles, and with one postero-dorsal near the base; hind tibiae with dorsal rows of bristles. Wings slightly yellowish tinged; veins brown or pale brown; discal and cubital veins almost parallel, slightly diverging outwards. Squamulae yellow, with a blackish or brown fringe. Halteres yellow. Female. Epistoma very slightly broader, and the antennae only slightly shorter than in the male; the spot on the pleura more brownish. No bristle below at the base of the front femora: for the rest quite similar to the male. Length 2—2,2 mm. A. flavicolUs is, as the preceding species, rare in Denmark, we have only three specimens, all females; two taken on a sandy field
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Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorlu, bookcentury1900, bookdecade1900, booksubjectdiptera
