Aceria tristriata (Nalepa, 1890)
walnut blister mite
on Juglans
Juglans regia, Hungary, Budapest, 15.vi.2016 © László Érsek
a single gall, upper side
underside
transverse section
27.x.2023, gall upper side
underside
transverse section; the gall now is stuffed with deutogynae
Juglans regia, Zwolle-zuid, Zandhove, 24.viii.2022 © Arnold Grosscurt: upper side of th leaf
underside
manually opened galls

Juglans regia, Kekerdom, 4.vii.2011: young galls


upper and lower side

Juglans regia, Rheden, Visitor centre Natuurmonumenten, 2.ix.2011

Juglans regia, Belgium, prov. Namur, Vierves-sur-Viroin, 17.ix.2015 © Stéphane Claerebout

a single gall with at right two mites (deutogynes)
Juglans regia, Belgium, prov. Limbourg, Maasmechelen, Maesbempder Greend, 29.v.2020 © Carina Van Steenwinkel
heavily infected leaf
under a heavy infection even the fruits may become affected
host plants
Juglandaceae, monophagous
Juglans regia.
synonyms
Eriophyes tristriatus.
references
Béguinot (2002d,h, 2006c, 2012a), Bellmann (2012a), Buhr (1964b), Chinery (2011a), Chireceanu, Chiriloaie, Teodoru & Sivu (2015a), Dauphin & Aniotsbehere (1997a), Denizhan (2011a), Denizhan, Monfreda, de Lillo & Çobanoğlu (2015a), Farkas (1960a, 1965a), Flechtmann, Auger, Veraeghe ao (2002a), Hellrigl (2003a, 2004b, 2006a), Houard (1908a), Ianovici, Matica Scurtu (2010a), Jočić & Petanović (2012a), Kapaxidi (2013a), Keifer, Baker, Kono, Delfinado & Styer (1982a), Kollár (2007a, 2011a), Kruse (2019a), Lambinon, Carbonnelle & Claerebout (2015a), Lambinon, Schneider & Feitz (2001a), Ludwig (1974a), Máca (2012a), Navia, Ochoa, Welbourn ao (2010a), Petanović & Stanković (1999a), Redfern & Shirley (2011a), Ripka (2007a, 2008a, 2020a), Ripka & de Lillo (1997a), Roques, Cleary, Matsiakh & Eschem (2017a), Roskam (2009a), Schneider (2016a), Schliesske (1988a), Skoracka, Lewandowski & Boczek (2005a), Stănescu (2009a), Tavares (1905a), Tomasi (2012a, 2014a), Xue, Sadeghi & Hong (2009a).