Quercus robur, Castricum aan Zee: opened mine, autumn generation

mine

Remarkably small lower-surface tentiform mine, generally ≤ 10 mm in length. Usually, though not always, situated near the leaf margin or in a leaf lobe. Mines of the summer generation have one fine length fold, those of the fall generation have a large number of quite fine wrinkles. Pupa in a cocoon; The summer cocoon is small, white, anchored to the floor and the ceiling of the mine, and has frass incrusted along the sides. The autumn cocoon is larger, more delicate, and completely free of frass, that may be heaped in a corner of the mine or be more or less scattered.

hostplants

Fagaceae, monophagous

Quercus petraea, robur.

phenology

Larven in July and September-October (Hering, 1957a).

BENELUX

BE recorded (De Prins, 1998a).

NE recorded (Kuchlein & de Vos, 1999a); uncommon (Microlepidoptera.nl, 2008).

LUX not recorded (Fauna Europaea, 2008).

distribution within Europe

Entire Europe, except the Iberian and Balkan Peninsula (Fauna Europaea, 2008).

larva

Whitis with pale brown head (Emmet, Watkinson & Wilson, 1985a).

pupa

synonyms

Lithocolletis heegeriella.

references

Bengtsson & Johansson (2011a), Buhr (1936a), Buszko (1992b), Csóka (2003a), Deutschmann (2008a), Emmet (1975b), Emmet, Watkinson & Wilson (1985a), ffennell (1975a), Gregor (1952a), Harper & Langmaid (1978a), Hellers (2017a), Hering (1934a, 1957a), Gregor & Patočka (2001a), Hartig (1939a), Jaworski (2009a), Kollár & Hrubík (2009a), Kuchlein & Donner (1993a), Kuchlein & de Vos (1999a), Matošević, Pernek, Dubravac & Barić (2009a), Michna (1975a). Nel & Varenne (2014a), Nowakowski (1954a), Patočka & Turčáni (2005a), Robbins (1991a), Schütze (1931a), Skala (1951a), Stammer (2016a), Stolnicu (2007a), Szőcs (1977a), Tomov & Dimitrov (2007a).