Insects of Samoa and other Samaon terrestrial arthropoda. Pt. 6, Fasc. 2, Nematocera / by F.W. Edwards.
- Edwards, F. W. (Frederick Wallace), 1888-1940.
- Date:
- [1928?]
Licence: In copyright
Credit: Insects of Samoa and other Samaon terrestrial arthropoda. Pt. 6, Fasc. 2, Nematocera / by F.W. Edwards. Source: Wellcome Collection.
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![Si). Gonomyia (Lipophleps) dicranura, sp. n. Text-fijf. IS. Q. Ilcdd yelknv', witli black liair. Front nioderately broad, about lialf as broad as one eye. Kostruni brownisli, ])alpi ])lack. Antennae with scape yellow, Hagellnm blackish ; fii'st four flagellar segments oval, rest slender and cylindrical, dorsal hairs of verticils 2-.3 times as lonij; as segments. Thorax with jjronotiim yellow. Praesciitmn shining dark brown (stripes more or less fused), with margin rather broadly shining yellowish ; tuber- culate pits distinct and black. Scutum yellowisli in middle, lobes shining dark brown. Scutellum shining yellow. Postnotum dark brown, with slight grey dusting. Pleurae yellowish above, lower part mainly dark brown with a con¬ spicuous silvery sheen when viewed from above ; sternum yellow. Abdomen mainly ochreous, tergites with black apical bands, which widen in middle, forming a series of connected triangles. Hypopygium of rather unusual type for this genus. Ninth segment large, considerably longer than the unmodified eighth segment, so that ninth sternite (9s), which is cleft to the base in the mid-ventral line, appears at first sight as the side-pieces. Ninth tergite (9/) with a truncate projection in middle. Anal segment chitinised at sides {an), and when exserted appearing trilobed, with dense patches of pubescence on each side. Side-piece {b} small, hardly more than half as long as ninth sternite, but with a stout apical ])rojection, which is about twice as long as basal part ; distal half of inner face of this projection blackened, and there is a small terminal black s]>ine facing inwards. One clas])er (d), which is in the form of a long straight rod, slightly swollen at tip ; on its inner face a Text-fig. 18.—Gonomyia {Lipophleps) (licnniura, sp. n. Hypo])ygiinn from abov(\](https://iiif.wellcomecollection.org/image/b29809071_0072.jp2/full/800%2C/0/default.jpg)
