Syrphophilus asperatus Dasch 1964 a

Colouration of females. Antenna black. Head and mesosoma black, face with yellow inner orbits, yellow on clypeus, mouthparts, hind corner of pronotum, tegula, sometimes subtegular ridge, at least a small shoulder mark, and upper mesepimeron; scutellum orange, often with apex yellow. Mesopleuron, mesosternum and often metapleuron dark orange. Legs including all coxae orange; femora orange; hind tibia orange to whitish basally, remainder and hind tarsus dark. Metasoma black, often with some dark orange colour on hind margins of tergites 2 to 5.

Colouration of males. As in females but with yellow ventrally on scape and sometimes antenna, large central face patch or entire face, lower propleuron, epicnemium, sometimes a stripe on lower mesopleuron, and sometimes part of mesosternum; scutellum with an apical spot or largely yellow. Fore coxa entirely yellow, mid coxa orange with a yellow apex, hind coxa orange. Metasoma black but sometimes with yellow spots apically on third segment.

Material examined. New for Finland: EnL Enontekiö, Jokasjärvi 7686: 280, leg. Jussila, 11.– 15.VII. 2007. 2♂, 1 ♀, at ZMUC.

Additional material. Sweden: Norrbotten, Kiruna kommun, Abisko, leg. J.E. & R.B. Benson, 13.VII. 1954. 1♀; Stockkholms län, Dalarö Malmen, leg. J.Q.&T.H., 15.– 26.VIII. 1976. 1♀, both at BMNH. Värmland, Munkfors kommun, Ransäter, Ransbergs herrgard. Old mixed deciduous ofrest in stream ravine, N 59 ° 47 ' 25.59 ", E 13 ° 24 ' 54.61 ", leg. SMTP, 10.VII.– 24.VII. 2005. 1♂, and 18.VI.– 27.VI. 2005. 1♀; Västerbotten, Sorsele kommun, Ammarnäs, Vindelfjällens naturreservat, Tjulträsklaspen, Alpine birch wood., N 65 ° 58.007 ', E 16 °03.630', leg. SMTP, 27.VI.– 17.VII. 2005. 2♀; Norrbotten, Kiruna kommun, Abisko NP, Bare mountain above tree limit, 900m. a.s.l., N 68 ° 21.648 ', E 18 ° 43.245 ', leg. SMTP, 26.VI.– 15.VII. 2006. 5♀; Norrbotten, Pajala kommun, Vasikkavuoma, mowable bog, N 67 ° 13.778 ', E 23 ° 11.200 ', leg. SMTP, 25.VI.– 30.VI. 2004. 1♀; Abisko, leg. Krogerus, 6.VII. 1939. 1♀; Torne Tr., leg. Malaise, 7.VII. 1917. 1♀; all at NRM; Kiruna, 22.VII.1964, 1♀, at ZSM.

Distribution. Holarctic.

Figures. Habitus (Fig. 35 A), male terminal sclerites (Fig. 38 D).