. Fig. 74. Antenna of A. diaphana c?, from the inside. X o5. hairs above; pleura grey, slightly greenish or æneous; prothoracic bristles strong, black. Abdomen somewhat metallic green, first segment greyish black, the rest densely covered with a silvery pruinosity; the second and third segments with a large, yellow, translucent spot at each side, the spots on the third segment may be indistinct or quite wanting; abdomen clothed with somewhat longish, black hairs, and it has long hindmarginal bristles, longest on the first segment; eighth segment with dense hairs, and some longer bristles at th
. Fig. 74. Antenna of A. diaphana c?, from the inside. X o5. hairs above; pleura grey, slightly greenish or æneous; prothoracic bristles strong, black. Abdomen somewhat metallic green, first segment greyish black, the rest densely covered with a silvery pruinosity; the second and third segments with a large, yellow, translucent spot at each side, the spots on the third segment may be indistinct or quite wanting; abdomen clothed with somewhat longish, black hairs, and it has long hindmarginal bristles, longest on the first segment; eighth segment with dense hairs, and some longer bristles at the apex. Venter grey, with black hairs, long at the base and at the hind margins. Legs black, coxæ somewhat greyish; anterior femora with the apex, and the anterior tibiæ yellow, hind tibiæ yellow, blackish at base and apex; anterior tarsi brownish or blackish towards the end, hind tarsi blackish, sometimes with the basal joint paler; hind metatarsus shghtly longer than the second joint. The legs have short, black hairs, the anterior coxæ densely bristly anteriorly; hind coxæ with a row of bristles on the outer side; anterior femora with long, bristly hairs below, longest on the middle femora; hind femora with longish hairs both above and below; front tibiæ with some bristles above, middle tibiæ with two dorsal rows, and some smaller ventral bristles, hind tibiæ likewise with two dorsal rows; front metatarsi with a ventral row of long bristles. Wings almost hyaline, or a little brownish tinged; veins blackish; the bend of the discai vein somewhat large, lying nearer the cross-vein than the apex. Squamulæ dirtily whitish, with a black margin above and a long, black fringe. Halteres pale yellow or whitish. Female. Vertex and frons greyish white; eyes with whitish hairs; postocular hairs white below. Antennæ shorter than in the male, third joint about as long as broad. Epistoma broad, grey; palpi large, grey. Thorax greyish white all about the humeri; the disc and the sc
Size: 4592px × 1089px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublishercopenhagengecgad
