Lispoides nigribasis ( Stein, 1911 )

Couri, Márcia & Pont, Adrian, 2020, Type specimens of Limnophorini (Diptera: Muscidae) deposited in the Museum für Naturkunde, Humboldt-Universität zu Berlin (Berlin, Germany), Zoologia (e 46879) 37, pp. 1-57 : 32

Lispoides nigribasis ( Stein, 1911)

Figs 121–124

Lectotype. Male. Paralectotype. Male. Lectotype designat- ed by Pont (2001: 477). Peru .

Diagnosis. Length of body. 6.5 mm (male). Head. Male dichoptic, frons about one-third of head-width. Frons dark brown. Fronto-orbital plate, parafacial and face silver pruinose. Gena mostly dark brown. Ocellar triangle with very little grey dust, short, not reaching halfway to lunule. Fronto-orbital plate with few setulae, close to antennal insertion. Eye bare or with very few hairs. Antenna dark brown; pedicel with 2 moderate setae and some other short setae. Arista dark brown, very short pubescent. Palpus dark brown, with many setae. Vibrissa long. Some genal and postgenal setae, not as long as vibrissa, some of them curved upwards. Thorax. Scutum dark brown, grey dusted, with 5 dark brown vittae; with a few fine and quite long ground-setulae in addition to the usual setae. Dorsocentrals 2+4. Haltere yellow. Calypters white. Legs. Brown, trochanters yellow. Fore tibia without median setae. Mid tibia with 1 posterior, 1 anterodorsal and 1 posterodorsal, all submedian. Arolium and pulvillus enlarged. Wing. Smoky brown, darker at base. Costal spine indistinct. Abdomen. Dark brown, with lateral transverse grey white dusted spots close to the anterior margins of tergites 3–5. Sternite 1 setulose. Tergite 5 with many long and fine setae.

Remarks. The species can be identified with the key by Stein (1911, as Limnophora nigribasis ).