. Fig. 13. Antenna of Bh. vesiculosa, x 65. brownish black, slightly brownish at the base, the two basal joints only with short hairs, the third joint but slightly elongated and slightly attenuated towards the apex. Thorax dark grey, dull, with three blackish brown stripes, the lateral broad, the median very narrow and somewhat indistinct. Acrostichal and dorsocentral bristles of moderate length, blackish brown; the former biserial, the latter strong behind, shorter forwards and here pluriserial and fused with the hairs on the sides of the disc. There are notopleural, supraalar and postalar br
. Fig. 13. Antenna of Bh. vesiculosa, x 65. brownish black, slightly brownish at the base, the two basal joints only with short hairs, the third joint but slightly elongated and slightly attenuated towards the apex. Thorax dark grey, dull, with three blackish brown stripes, the lateral broad, the median very narrow and somewhat indistinct. Acrostichal and dorsocentral bristles of moderate length, blackish brown; the former biserial, the latter strong behind, shorter forwards and here pluriserial and fused with the hairs on the sides of the disc. There are notopleural, supraalar and postalar bristles, but they are only slightly discernible between the somewhat 4
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Keywords: ., bookauthorlu, bookcentury1900, bookdecade1900, booksubjectdiptera
