Lispoides atrisquama ( Stein, 1904 )

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 : 31

Lispoides atrisquama ( Stein, 1904)

Syntype. Female. Peru .

Diagnosis. Length of body. 7.0 mm (female). Head. Frons about one-third of head-width. Frons dark brown. Fronto-orbital plate brown on upper half and silver pruinose on lower half. Parafacial, face and gena silver pruinose. Ocellar triangle brownish, almost reaching halfway to lunule. Fronto-orbital plate with few setulae, close to antennal insertion. Eye bare. Antenna dark brown; pedicel with 2 moderate setae and a few other short setae. Arista dark brown, very short pubescent, enlarged at base. Palpus dark brown, with many setae. Vibrissa long. Many genal and postgenal setae, as long as vibrissa, some of them curved upwards. Thorax. Scutum dark brown, with 3 faint dark brown vittae, more visible presuturally; with many fine and quite long ground-setulae in addition to the usual setae. Dorsocentrals 2+4. Haltere brownish. Calypters yellowish-white, margins brown. Legs. Dark brown. Fore femur with fine and long anterodorsal, dorsal and posterodorsal rows of setae. Fore tibia with 1 posterior to posterodorsal seta. Mid femur with strong setae on posteroventral surface. Mid tibia with 3 posterodorsal and 2 anterodorsal setae. Hind femur with strong ventral setae close to apex. Arolium and pulvillus enlarged. Wing. Uniformly smoky brown. Costal spine indistinct. Abdomen. Brown, grey pollinose, with a median brown vitta on tergites 3–5 and lateral brown triangular spots on tergites 1+2–5. Sternite 1 setulose.

Remarks. The species can be recognized by the chaetotaxy of mid and hind femora. It can be identified with the key by Stein (1911, as Limnophora atrisquama ).