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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Ectoedemia occultella (Linnaeus, 1767)
[Lepidoptera: Nepticulidae]


Phalaena occultella Linnaeus, 1767. Syst. Nat. (ed. 12) 1 (2): 899.
Lyonetia argentipedella Zeller, 1839. Isis:
215.
Ectoedemia occultella
(Linnaeus, 1767)


Leaf-mine: The larvae mine the leaves of birch, creating a distinctive mine which begins as a dark circular blotch, and is then extended into a larger pale blotch with a darker central circle. Sometimes several mines are found in one leaf (UKMoths).

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

Pupa: Details unknown.

Hosts in Britain:

Betulaceae      
Betula     British leafminers
Betula     Plant, in Pitkin & Plant, 2005
Betula     UKMoths

Hosts elsewhere:

Betulaceae      
Betula pendula Silver Birch Nederlandse bladmineerders
Betula pubescens Downy Birch Nederlandse bladmineerders

Time of year - mines: August - October (British leafminers; UKMoths).

Time of year - adults: There is a single generation, with adults at large from late May to July (UKMoths).

Distribution in Britain: Distributed commonly throughout mainland Britain (UKMoths) including Bedford, East Cornwall, East Kent, East Perth. Edinburgh, Fife, Hereford, Hunts, Kincardine, Lanark, Mid Perth, Middlesex, North Aberdeen, North Devon, North Ebudes, North Hants, Peebles, Selkirk, Salop, South Aberdeen, South Devon, South Lancaster, South Wilts, South-west York, Stafford, Surrey, West Gloucester, West Suffolk and Worcester (NBN Gateway distribution map - BRERC, DBRC, GiGL, HBRG, JNCC, NE, NESBRC, SNH, SHWRG and SER). See also British leafminers distribution map.

Local in Ireland (UKMoths).

Distribution elsewhere: Widespread in Europe including Austria, Belarus, Belgium, Corsica, Croatia, Czech Republic, Danish mainland, Estonia, Finland, French mainland, Hungary, Italian mainland, Latvia, Lithuania, Norwegian mainland, Poland, Romania, Russia - Central, East, North and Northwest, Sicily, Slovakia, Slovenia, Sweden, Switzerland and The Netherlands. Also recorded in the East Palaearctic (Karsholt & van Nieukerken in Fauna Europaea).

Parasitoids: Unknown.



External links: Search the internet:
Belgian Lepidoptera
British leafminers
NBN Gateway
Nederlandse bladmineerders
Fauna Europaea
[285376]
UKMoths
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Last updated 27-Sep-2008  Brian Pitkin