The leaf and stem  mines of British flies and other insects by Brian Pitkin, Willem Ellis, Colin Plant and Rob Edmunds


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Metallus lanceolatus (C. G. Thomson, 1870)
[Hymenoptera: Tenthredinidae]


Blennocampa lanceolatusC. G. Thomson, 1870
Metallus bensoni
D. R. Smith, 1971
Fenusa gei
Brischke, 1883
Metallus lanceolatus
(C. G. Thomson, 1870)


Leaf mine: A full depth blotch. Frass black and plentiful (British leafminers). The mine is also illustrated in Nederlandse bladmineerders

Larva: The larva is illustrated in British leafminers and Nederlandse bladmineerders.

Pupa: Outside the mine (British leafminers).

Hosts in Britain:

Rosaceae      
Geum     British leafminers
Geum aleppicum   Plant, in Pitkin & Plant, 2005
Geum x `Borisii' Dwarf Avens Plant, in Pitkin & Plant, 2005

Hosts elsewhere:

Rosaceae      
Geum urbanum Wood Avens Nederlandse bladmineerders

Time of year - mines: Bivoltine: summer & early autumn (British leafminers).

Time of year - adults: Unknown.

Distribution in Britain: Local (British leafminers).

Distribution elsewhere: Europe including Austria, Belgium, Bulgaria, Czech Republic, Estonia, Finland, French mainland, Germany, Hungary, Latvia, Poland, Romania, Russia - East, Slovakia, Sweden, and Ukraine. Also recorded in the Nearctic region (van Achterberg in Fauna Europaea).

Parasitoids: Unknown.



External links: Search the internet:

British leafminers
NBN Gateway
Nederlandse bladmineerders
Fauna Europaea [166663]

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Last updated 01-Sep-2008  Brian Pitkin