Spilogona rufitarsis ( Stein, 1920b )

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 : 40-41

Spilogona rufitarsis ( Stein, 1920b)

Syntypes. 1 male, 2 females. U.S.A.

Diagnosis. Length of body. 6.0– 6.2 mm (male, female). Head. Male frons intermediate. Frons brown. Fronto-orbital plate, ocellar triangle, face, parafacial and gena grey dusted. Ocellar triangle short. Ocellar setae long. Eye without hairs. Antenna dark brown. Arista dark brown, short pubescent. Palpus dark brown. Gena at lowest eye margin about 1.5 the width of postpedicel. Oral margin not projecting forwards. Thorax. Scutum grey dusted with a median faint brown vitta. Presutural acrostichals in 2 rows. Dorsocentrals 2+4. Notopleuron without setulae. Anepisternum without interspatial seta. Haltere yellow. Calypters white. Legs. Coxae and femora brown, grey dusted; tibiae and tarsi yellow. Fore tibia without a posterior seta. Mid tibia with 2 posterior setae on middle third; without anteroventral and anterodorsal. Hind tibia with 2 anterodorsal setae; 2 anteroventrals; without posterodorsal. Arolium and pulvillus enlarged. Wing. Costal spine short, but distinct. Abdomen. Sternite 1 bare.

Remarks. The species can be identified with the keys to Spilogona by Huckett (1932, as subgenus of Limnophora ) and by Huckett (1965).