Posted by Renko on 08-11-2013 19:15
#1
Hello,
I have no idea for this fly, found in November, in North of France
Greetings,
Thomas
Posted by Michael Ackland on 13-11-2013 13:46
#6
You need a specimen and then you can run it down in this key
Females of
Lasiomma
1 Hind tibia with a strongly developed apical pv-seta, which is as long and strong as the apical av-seta. Prealar seta longer than posterior notopleural seta. Mid tibia with 2 ad- and 2–3 pd-setae. Prementum long and slender, shining blackish brown. Large light greyish species. Wing length mm.
latipenne (Zetterstedt)
- Hind tibia without apical pv-seta. Prealar seta shorter than posterior notopleural seta. Mid tibia with 1 ad- and 2 pd-setae. Smaller blackish species 2
2 Mid tibia with only 1 pd-seta
picipes (Meigen)
- Mid tibia with 2 or more pd-setae 3
3 Vein C setulose ventrally along whole length. Mid tibia often with 3 pd-setae
seminitidum (Zetterstedt)
- Vein C bare ventrally except sometimes at base. Mid tibia generally with 2 pd-setae 4
4 Arista more distinctly pubescent, with hairs quite as long as basal thickness. Hind tibia with about 6 ad-setae
anthomyinum (Rondani)
- Arista almost bare. Hind tibia with about 10 ad-setae
strigilatum (Zetterstedt)
Posted by Renko on 13-11-2013 19:19
#7
Thank you very much, Michael for your explanation :D:)
Thomas