Leaf-miner: Large, lower-surface tentiform mine with one sharp fold. Frass in the opposite corner of the mine (Bladmineerders van Europa). The mine is also illustrated in British
leafminers and Belgian Lepidoptera.
Larva: See Grandi (1931a, 1933a) for a well-ilustrated description of the larva (Bladmineerders van Europa).
Pupa: Pupa in a flimsy cocoon (Bladmineerders van Europa).
The adult is not illustrated in UKMoths (check for update). The genitalia are not illustrated by the Lepidoptera Dissection Group (check for update).
Hosts in Great Britain & Ireland:
of year - larvae: October (Bladmineerders van Europa)
of year - adults: The adult is illustrated in Belgian Lepidoptera.
in Great Britain & Ireland: P. pastorella was discovered in London on Salix species and hybrids (pers. comm Rob Edmunds)
NBN Grid Map: No map (check for update).
elsewhere: Widespread in continental Europe including Austria,
Belarus, Belgium, Bulgaria, Czech Republic,
Estonia, Finland, French mainland, Germany, Hungary,
Italian mainland, Latvia, Lithuania, Macedonia, Romania, Russia (Central, East, North, Northwest, and South), Slovakia,
Spanish mainland, Sweden, Switzerland, The Netherlands, Ukraine
and Yugoslavia. Also recorded in East Palaearctic and Near East (Karsholt and van Nieukerken
in Fauna Europaea).
NBN Interactive Grid Maps of known host species:
|Populus alba, Populus nigra, Salix alba, Salix babylonica, Salix lanata, Salix pentandra, Salix purpurea, Salix triandra, Salix viminalis, Salix x fragilis, Salix x pendulina, Salix x sepulcralis
British and Irish Parasitoids in Britain and elsewhere: