Ectoedemia heckfordi van Nieukerken, A & Z Laštuvka, 2010
heckford’s pigmy
mine
Egg at the underside, against a vein or the leaf margin. The mine begins as a short, highly contorted corridor, crammed in a small space, that abruptly widens into an elongate blotch. The corridor is almost completely filled with frass; in the blotch the frass lies in two stripes along the sides. Pupation external.
hostplants
Fagaceae, monophagous
Quercus petraea.
Vacated mines, probably of the same species, have been found on Q. robur.
phenology
Larvae from the beginning of August to early September.
BENELUX
Not known from the Benelux countries (Fauna Europaea, 2010).
distribution within Europe
Southern England (Devon).
larva
Green
notes
Most mines on seedling or saplings, also on low branches, always in the shade.
references
van Nieukerken, A & Z Laštuvka (2010a).
20.i.2010