Phyllocnistis extrematrix Martynova, 1955

on Populus

Populus nigra, Hungary, Mosonmagyaróvár, 23.vii.2018 © László Érsek

final part of the gallery, entering a leaf

old, worn gallery

Populus x canadensis, Belgium prov. West Flanders, Boezinge, Fort Saint Nicolas, 27.ix.2019 © Maarten Willems

gallery over the petiole

pupation site

mine

long gallery in the bark of young shoots; only towards the end the gallery, via the petiole, enters the leaf, and pupation takes place under a folded leaf margin.

host plants

Salicaceae, monophagous

Populus balsamifera, x canadensis, nigra, trichocarpa.

phenology

Probably several generations; hibernation as imago.

BENELUX

Found in the Netherlands in 2018 (Prick & van Nieukerken).

distribution within Europe

France, Iberia, Czechia, Slovakia, Romania, Kazakhstan (Laštůvka & Laštůvka).

references

Martynova (1955a), Laštůvka & Laštůvka (2014a), Liška, Šumpich, Laštůvka, ao (2014a), Liška, Vávra, Laštůvka, ao (2018a), Prick & van Nieukerken (2018a), Schulz & Fähnrich (2018a), Steeman & Sierens (2019a).