Plant Parasites of Europe

leafminers, galls and fungi

Stigmella pyri

Stigmella pyri (Glitz, 1865)

pear-tree pigmy

Stgmella pyri: mine on Pyrus calleryana

Pyrus calleryana, Hungary, Budapest © László Érsek

Stgmella pyri: mine on Pyrus calleryana


Stgmella pyri: mine on Pyrus calleryana

mine lighted from behind

Stgmella pyri: mine on Pyrus calleryana

opened mine

Stgmella pyri: larva

larva, dorsal view

Stgmella pyri: larva

larva, ventral view

Stigmella pyri mine

Pyrus communis, Berkel en Rodenrijs, Ackerdijkse Plassen


Egg may be at either side of the leaf. Mine a corridor, usually compacted into a small area, sometimes forming a secondary blotch. Frass black, in the first section of the gallery in a more of less broad central line, clearly coiled in the last part.

host plants

Rosaceae, monophagous

Pyrus betulifolia, calleryana, communis.


Larvae in June – July and early-September – mid-October (Johansson ao, 1990a).


BE recorded (Phegea, 2009).

NE recorded (Kuchlein & de Vos, 1999a;, 2009).

LUX recorded (Fauna Europaea, 2009).

distribution within Europe

From Sweden to the Pyrenees, Italy, and Bulgaria, and from Britain to the Ukraine (Fauna Europaea, 2009).


Bluish green, head light brown (Emmet, 1983a; Schoorl ao, 1985a; Gustafsson & van Nieukerken, 1990a).


Nepticula pyri.

parasitoids, predators

Chrysocharis pentheus; Neochrysocharis chlorogaster.


Sometimes in such densities that damage occurs, especially in espaliers along a south-facing wall (van Frankenhuyzen & Freriks, 1972b).


Anisimovas, Diškus & Stonis (2006a), Beiger (1979a), Bengtsson (2008a), Borkowski (1969a), Buhr (1935b, 1964a), Buszko & Baraniak (1989a), J Černý (2001a), Diškus & Stonis (2012a), Drăghia (1968a, 1970a, 1972a), Emmet (1983a), van Frankenhuyzen & Freriks (1972b), van Frankenhuyzen & Houtman (1972a), van Frankenhuyzen Houtman & Kabos (1982a), Gustafsson & van Nieukerken (1990a), Haase (1942a), Hartig (1939a), Hering (1957a), Huber (1969a), Huemer (1988a), Johansson ao (1990a), Klimesch (1936a), Klimesch & Skala (1936c), Kuchlein & Donner (1993a), Kuchlein & de Vos (1999a), Kurz (2016a), Kurz & urz (2007a), Kvičala (1938a), A & Z Laštuvka (1997a), Maček (1999a), Michna (1975a), van Nieukerken (1986a, 2006a), van Nieukerken, A & Z Laštuvka (2006a), Nowakowski (1954a), Popescu-Gorj & Drăghia (1968a), De Prins (1998a), De Prins & Steeman (2011a, 2013a), Robbins (1991a), Schoorl ao (1985a), Schütze (1931a), Sefrová (2005a), Skala (1939a, 1941a, 1951a), Sobczyk & van Nieukerken (2021a), Sønderup (1949a), Starý (1930a), Steuer (1995a), Szőcs (1977a, 1981a), Zoerner (1969a).

Last modified 8.vii.2022