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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Parornix torquillella (Zeller, 1850)
[Lepidoptera: Gracillariidae]


Ornix torquillella Zeller, 1850. Stett. ent. Zeit. 11: 161.
Deltaornix torquillella
(Zeller, 1850).
Parornix torquillella
(Zeller, 1850).


Leaf-mine: The initial mine is a blotch type. It then leaves this and makes folds on the leaf edge. The mine looks similar to Parornix finitimella and the larvae should be examined for identification of the mine. D. torquilella has legs concolorous with the body, whereas P. finitimella has black ringed legs (British leafminers, as Deltaornix torquillella).

Larva: Details unknown.

Pupa: In cocoon under the folded edge of leaf (British leafminers, as Deltaornix torquillella).

Hosts in Britain:

Rosaceae      
Prunus domestica Wild Plum British leafminers, as Deltaornix torquillella
Prunus domestica Wild Plum Plant, in Pitkin & Plant, 2005, as Deltaornix torquillella
Prunus spinosa Blackthorn British leafminers, as Deltaornix torquillella
Prunus spinosa Blackthorn Plant, in Pitkin & Plant, 2005, as Deltaornix torquillella
Prunus spinosa Blackthorn UKMoths, as Deltaornix torquillella

Hosts elsewhere:

Rosaceae      
Prunus domestica Wild Plum Nederlandse bladmineerders
Prunus spinosa Blackthorn Nederlandse bladmineerders

Time of year - mines: July to September (British leafminers, as Deltaornix torquillella).

Time of year - adults: The moths fly from May to July, and sometimes are attracted to light (UKMoths, as Deltaornix torquillella).

Distribution in Britain: British Is. and Northern Ireland (Karsholt & van Nieukerken in Fauna Europaea) including East Kent, East Perth, Hunts, Lanark, North Aberdeen, North Essex, North Hants, South Hants, South Lancaster and South Wilts (NBN Gateway distribution map - BRERC, GiGL, JNCC, NE, NESBRC, SNH and SHWRG). See also British leafminers distribution map (as Deltaornix torquillella).

Also recorded in the Republic of Ireland (Karsholt & van Nieukerken in Fauna Europaea).

Distribution elsewhere: Widespread in Europe including Austria, Belarus, Belgium, Corsica, Czech Republic, Danish mainland, French mainland, Germany, Greek mainland, Hungary, Italian mainland, Macedonia, Republic of Moldova, Norwegian mainland, Poland, Portuguese mainland, Romania, Russia - Central and South, Sicily, Slovakia, Sweden, Switzerland, The Netherlands and Ukraine (Karsholt & van Nieukerken in Fauna Europaea).

Also recorded in the Near East (Karsholt & van Nieukerken in Fauna Europaea).

Parasitoids:

Cirrospilus vittatus Walker, 1838 Hymenoptera: Eulophidae


External links: Search the internet:

Belgian Lepidoptera
British leafminers
NBN Gateway
Nederlandse bladmineerders
Fauna Europaea [286938]
UKMoths

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Last updated 28-Sep-2008  Brian Pitkin