Spilogona semicinerea ( 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 : 41

Spilogona semicinerea ( Stein, 1911)

Figs 247–250

Paralectotypes. 1 male, 1 female. Lectotype in SMT, by designation of Pont (2001: 469). Peru .

Diagnosis. Length of body. 4.0 mm (male), 4.2 mm (female). Head. Male frons intermediate. Frons brown. Fronto-orbital plate, ocellar triangle, face, parafacial and gena silver shiny. Ocellar triangle short. Ocellar setae long. Eye with very sparse hairs. Antenna dark brown. Arista dark brown, short pubescent. Palpus dark brown. Gena at lowest eye margin about the same width as postpedicel. Oral margin not projecting forwards. Thorax. Scutum and pleura uniformly dark brown. Presutural acrostichals in 2 rows. Dorsocentrals 2+4. Notopleuron without setulae. Anepisternum without interspatial seta. Haltere brown. Calypters white. Legs. Dark brown. Fore tibia without a posterior seta. Mid tibia with 1 posterior seta on middle third; 1 anterodorsal; without anteroventral. Hind tibia with 2 anterodorsal setae; 2 anteroventrals; without posterodorsal. Arolium and pulvillus short. Wing. Cross veins r-m and m-m with a faint brown cloud. Costal spine distinct. Abdomen. Tergite 1+2 dark brown; tergite 3 dark brown on disc and intensely silver pruinose laterally; tergites 4 and 5 intensely silver pruinose, tergite 4 with 2 small brown clouds close to its posterior mrgin. Sternite 1 bare.

Remarks. The species can be identified in the key by Stein (1911, as Limnophora semicinerea ). Aedeagus as in Fig. 247 and ovipositor as in Figs 248–250.