Corythucha arcuata (Say, 1832)
oak lace bug
on Quercus, etc.
Quercus spec., Hungary, Budapest, Kamaraerdő, 19.vii.2017 © László Érsek
underside of the leaf with colony
imago
another specimen
eggs
detail
larvae
larvae
very young larva
older larva
parasite
Adults about 3 mm long.
host plants
polyphagous
Acer campestre, cappadocicum, platanoides; Alnus glutinosa, incana; Betula pendula; Carpinus betulus; Castanea sativa; Celtis occidentalis; Chaenomeles japonica; Cornus sanguinea; Corylus avellana, colurna; Cotinus coggygria; Crataegus coccinea, monogyna; Fagus sylvatica; Juglans regia; Kerria japonica; Koelreuteria paniculata; Lysimachia punctata; Malus sylvestris; Prunus avium, lusitanica, serotina, serrulata, spinosa, subterminalis; Pyrus communis; Quercus alba, castaneifolia, cerris, coccifera, frainetto, hartwissiana, ilex, imbricaria, infectoria, libani, macranthera, petraea & subsp. iberica, pontica, pubescens, robur & subsp. pedunculiflora, rubra, variabilis; Robinia pseudoacacia; Rosa canina; Rubus caesius, idaeus, ulmifolius; Sorbus aria, intermedia, torminalis; Tilia cordata, platyphyllos; Ulmus glabra, minor.
Oak is the most important host plant by far.
phenology
Hibernation as adult in bark fissures and litter. About 3 generations.
distribution within Europe
notes
North American species, since 2000 in Europe and expanding its are from Italy over southern and central Europe. The damage may be considerable (Simov ao).
references
Bracalini, Rizzo & Panzavolta (2023a), Braggion (2013a), Çerçi̇, Karataş & Karataş (2021a), Çerçi & Koçak (2016a), Chireceanu, Teodoru & Chiriloaie (2017a), Dioli, Boggio & Limonta (2019a), Dobreva, Simov, Georgiev ao (2013a), Forster, Giacalone, Moretti ao (2005a), Georgieva, Trencheva, Dobreva, ao (2024a), Kovács, Nagy, Radócz & Szarukán (2020a), Küçükbasmaci (2014a), Rabitsch (2008a), Riba-Flinch (2022a), Salvetti, Colacurcio & Dioli (2022a), Simov, Grozeva, Langourov ao (2018a), Streito, Balmès, Aversenq, ao (2018a).