Biblio : Zhelokhovtsev in Medvedev (Ed.). 1988. Keys to the insects of the European part of the USSR. III. Hymenoptera. Part 6 Symphyta , Translation in English : Edit. E.J. Brill 1994
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Saluti,
# 2829 ♂ & 2828 ♀ captured in the Forest of Montmorency - Cne : St-Leu-la-Forêt (Dépt. Val d'Oise - France) - 21.06.1994
These ♂ & ♀ was copulating.
♂ & ♀ :
- Hairs on head dark.
- Vein 3rm in forewing sigmoid and cell 2RS is longer above than below.
♀ : Saw-sheath not liketongs.
Arge gracilicornis ♂ & ♀ , Questa specie è stata catturata anche in Italia
Ciao.
D & JP Balmer
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