Plant Parasites of Europe

leafminers, galls and fungi

Phyllonorycter sagitella

Phyllonorycter sagitella (Bjerkander, 1790)

scarce aspen midget

Phyllonorycter sagitella mines

Populus tremula, Germany, Baden-Württemberg, Baden-Weiler

Populus tremula, Rheden: when lighted from behind the frass is visible as a black mass

even without opening the mine (left picture) in look-through the outline of the flimsy cocoon is discernable


Lower surface oval tentiform mine, without a fixed position on the leaf. The mine is yellowish, sometimes tinged with red; black when old. Frass stacked in one corner of the mine, the almost black pupa, in a very flimsy cocoon, in the other one.

host plants

Salicaceae, narrowly monophagous

Populus tremula.

Preference for seedlings.


Larvae in June and August – October (Emmet ao, 1985a).


BE recorded (Phegea, 2010).

NE recorded (Kuchlein & de Vos, 1999a;, 2010).

LUX recorded (Fauna Europaea, 2010).

distribution within Europe

From Fennoscandia and North Russia to the Pyrenees, Italy, and Romania, and from Britain to South Russia (Fauna Europaea, 2010); Iberia A & Z Laštůvka, 2014a).




Lithocolletis sagitella; Lithocolletis tremulae Zeller, 1846.


Seems to be especially numerous during hot summers (Simpson, 1996a).


Arru (1996a), Bengtsson & Johansson (2011a), Buhr (1936a, 1964a), Buszko (1992b), Buszko & Beshkov (2004a), Chowaniec & Larysz (2024a), Csóka (2003a), Davis & Deschka (2001a), Delplanque (1998a), Deutsch (2012a), Deutschmann (2008a), Emmet, Watkinson & Wilson (1985a), Gregor & Patočka (2001a), Grandi (1931a, 1933a), Haase (1942a), Hartig (1939a), Hering (1923a, 1957a), Huber (1969a), Huemer (2012a), Huemer & Erlebach (2003a), Huisman & Koster (1998a), Huisman, Koster, Muus & van Nieukerken (2013a), Jaworski (2009a), Klimesch (1950c), Kuchlein & Donner (1993a), Kuchlein & de Vos (1999a), Kvičala (1938a), A & Z Laštůvka (2014a), Lhomme (1934d), Maček (1999a), Nel & Varenne (2014a), Patočka & Turčáni (2005a), Plóciennik, Pawlikiewicz & Jaworski (2011a), De Prins (1998a, 2007a), Robbins (1991a), Schmid (2019a), Schütze (1931a), Simpson (1996a), Stammer (2016a), Starý (1930a), Szőcs (1977a, 1981a), Yefremova & Kravchenko (2015a), Zoerner (1969a).

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