Dasineura pyri (Bouché, 1847)

pear leaf midge

on Pyrus

Dasineura pyri on ornamental Pyrus spec.

suckers of ornamental pear, Pyrus spec., Dronten, 10-15.v.2018 © Arnold Grosscurt

Dasineura pyri on ornamental Pyrus spec.

detail

Dasineura pyri on ornamental Pyrus spec.

all young foliage is disfigured

Dasineura pyri on ornamental Pyrus spec.

unfolded leaf with larvae

Dasineura pyri: gall on Pyrus spec.

Pyrus spec., Hungary, Budapest © László Érsek

Dasineura pyri: gall on Pyrus spec.

detail

Dasineura pyri: larvae

larvae

Dasineura pyri: gall on Pyrus communis

Pyrus communis, Hungary, Mosonmagyaróvár © László Érsek: section though a gall

Dasineura pyri: larvae

larvae

Dasineura pyri: larva

larva

Dasineura pyri: gall on Pyrus communis

Pyrus communis subsp. pyraster, Belgium, prov. Namur, Villers-sur-Lesse © Jean-Yves Baugnée; light infestation

gall

Galls mainly the youngest leaves of suckers and new growth. The larvae are often numerous, white or reddish. Some pupate in the gall, others in the ground.

hostplants

Rosaceae, monophagous

Pyrus communis & subsp. pyraster, salicifolia, spinosa.

larva

Dasineura pyri: spatula

prosternum with spatula (from Möhn, 1955a)

synonyms

Perrisia pyri.

notes

Sometimes a pest.

references

Barnes (1948b), Béguinot (2012a), Braggion (2013a), Buhr (1965a), Chireceanu, Chiriloaie, Teodoru & Sivu (2015a), Dauphin & Aniotsbehere (1997a), Gagné (2010a), Houard (1908a [“piri”]), Lambinon, Carbonnelle & Claerebout (2015a), Lambinon, Schneider & Feitz (2001b), Lehmann & Hannover (2016a), Redfern & Shirley (2011a), Roskam (2009a), Roskam & Carbonnelle (2015a), Simova-Tošić & Skuhravá (2001a), Simova-Tošić, Skuhravá & Skuhravý (1996a, 2000a, 2004a, 2007a), Simova-Tošić, Skuhravá, Skuhravý & Postolovski (2007a), Skuhravá & Skuhravý (1994a,b, 1997a,b, 1999a, 2005c, 2006a, 2008a, 2010a, 2011a, 2012a), Skuhravá, Skuhravý, Blasco-Zumeta & Pujade-Villar (2006a), Skuhravá, Skuhravý & Carbonnelle (2017a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Ebejer (2002a), Skuhravá, Skuhravý & Hellrigl (2001a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Massa (2007a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Tomasi (2003a).

mod 21.vii.2018