Stigmella pyri (Glitz, 1865)
pear-tree pigmy
Pyrus calleryana, Hungary, Budapest © László Érsek
detail
mine lighted from behind
opened mine
larva, dorsal view
larva, ventral view

Pyrus communis, Berkel en Rodenrijs, Ackerdijkse Plassen
mine
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.
phenology
Larvae in June – July and early-September – mid-October (Johansson ao, 1990a).
BENELUX
BE recorded (Phegea, 2009).
NE recorded (Kuchlein & de Vos, 1999a; Microlepidoptera.nl, 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).
larva
Bluish green, head light brown (Emmet, 1983a; Schoorl ao, 1985a; Gustafsson & van Nieukerken, 1990a).
synonyms
Nepticula pyri.
parasitoids, predators
Chrysocharis pentheus; Neochrysocharis chlorogaster.
notes
Sometimes in such densities that damage occurs, especially in espaliers along a south-facing wall (van Frankenhuyzen & Freriks, 1972b).
references
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).