Populus tremula, Belgium, prov. Hainaut, Hensies; © Jean-Yves Baugnée

underside: unfortunately, the mine was vacated

mine

Lower-surface tentiform mine with 1-2 strong folds. Frass clumped in a corner of the mine. Pupa in the mine, in a large white cocoon.

host plants

Salicaceae, monophagous

Populus x canescens, tremula.

Delplanque (1998a), Kollár (2007a), and Kollár & Hrubík (2009a) additionally mention P. alba, nigra, and simonii.

phenology

Larvae in June, then again in August – October (Hering, 1957a).

BENELUX

BE recorded (Phegea, 2010).

NE The record for the Netherlands by Kuchlein & Kuchlein-Nijsten (2002b) has been retracted (2003a).

LUX not recorded (Fauna Europaea, 2010).

distribution within Europe

Missing from the Iberian and Balkan Peninsula, and the Mediterranean Islands (Fauna Europaea, 2010). Missing also from the British Isles, but a vagrant has been found in Scotland (Riddiford & Young).

pupa

Gregor & Patočka (2001a) give a detailed description. The pupa is blackish brown. The cremaster is rounded, broader than long. Of the usual two pairs of spines the outer is almost, the inner one seemingly entirely, absent. See also Patočka & Turčáni (2005a).

synonyms

Lithocolletis apparella.

notes

Rare species.

references

Arru (1996a), Bengtsson & Johansson (2011a), Buszko (1987a, 1992b), Davis & Deschka (2001a), Delplanque (1998a), Gregor & Patočka (2001a), Hering (1957a), Kollár (2007a), Kollár & Hrubík (2009a), Kuchlein & Kuchlein-Nijsten (2002b, 20903), Nel & Varenne (2014a), Patočka & Turčáni (2005a), De Prins (1998a), De Prins & Steeman (2014a), Riddiford & Young (2016a), Schütze (1931a), Szőcs (1977a, 1981a), Yefremova & Kravchenko (2015a).