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Insects Feeding
on this Plant:

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Juglans nigra
(Black Walnut) [Juglandaceae]
(Observations are from Osborn & Drake, Wagner, Hottes & Frison, Knight, Bouseman & Sternburg, Dennis, Dmitriev & Dietrich, Microleps website, Clark et al., Rider, Marshall, MacRae, Needham et al., Blackman & Eastop, Wheeler et al., Pepper, Cranshaw, ScaleNet)

Coleoptera (Beetles)
Buprestidae: Agrilus transimpressus [larvae bore through dead branches] Mcr1991, Chrysobothris azurea [larvae bore through wood of dead trees] Mcr1991; Chrysomelidae: Babia quadriguttata Clk2004, Cryptocephalus guttulatus Clk2004, Paria quadrinotata Clk2004; Curculionidae: Conotrachelus retentus (Black Walnut Curculio) [larvae feed on nuts] Crw2004; Scolytidae: Scolytus quadrispinosus (Hickory Bark Beetle) [this insect is more common on Carya spp.] Crw2004

Diptera (Flies)
Tephritidae: Rhagoletis suavis (Walnut Husk Maggot) [larvae develop in husks of walnuts] Msh2006

Heteroptera (True Bugs)
Miridae: Blepharidopterus provancheri WHM1983, Ceratocapsus uniformis WHM1983, Deraeocoris nebulosus WHM1983, Deraeocoris nitenatus WHM1983, Hyaliodes harti WHM1983, Paraproba capitata WHM1983, Plagiognathus albatus Kn1941, Plagiognathus dispar WHM1983, Plagiognathus punctatipes [feeds on leaves] Kn1941 Crw2004; Pentatomidae: Brochymena punctata punctata Rid2009, Brochymena quadripustulata (Four-Humped Stink Bug) Rid2009, Parabrochymena arborea Rid2009; Tingidae: Corythucha juglandis (Walnut Lace Bug) [Black Walnut is a preferred host plant] OD1916 Crw2004 


Homoptera (Sucking Insects)
Aphididae: Monellia caryella HF1931, Monelliopsis caryae (American Walnut Aphid) [found on leaves, widely distributed in E USA] HF1931 BE2013 Pp1965, Monelliopsis nigropunctata [found on leaves, widely distributed in E USA] HF1931; Cicadellidae: Empoasca fabae [polyphagous] DD2010, Eratoneura calamitosa [preferred host plant] DD2010, Erythridula cruciformis [polyphagous] DD2010, Erythridula noeva [preferred host plant] DD2010;
Diaspididae: Chionaspis caryae (Hickory Scurfy Scale) [causes deformation of branches & twigs on young trees; this insect is found in NE & north-central USA] SN2014, Chionaspis furfura (Scurfy Bark Scale) [found on branches & trunks, less often on young shoots, fruit, & leaves; plant species in the Rosaceae are preferred hosts; this insect is widely distributed in the USA & S Canada] SN2014, Diaspidiotus ancylis (Putnam Scale) [found on leaves, sometimes bark, polyphagous; this insect is widely distributed in the USA] SN2014, Pseudaulacaspis pentagona (White Peach Scale) [polyphagous; this insect is found mostly in E USA, it was introduced from Eurasia] SN2014; Membracidae: Ceresa bubalus (Buffalo Treehopper) [polyphagous] Den1952, Hadrophallus constans [polyphagous] Den1952

Lepidoptera (Butterflies, Skippers, & Moths)
Gracillariidae: Caloptilia blandella [leaf-roller] Mic2010 Ndm1928, Caloptilia juglandiella [leaf-roller] Ndm1928, Cameraria caryaefoliella [leaf-miner] Ndm1928; Heliozelidae: Coptodisca juglandiella [larvae are blotch leaf-miners] Mic2010 Ndm1928; Lycaenidae: Satyrium calanus falacer (Banded Hairstreak) [larvae feed on catkins & young leaves] BS2001; Nepticulidae: Nepticula juglandifoliella (Pecan Serpentine Leafminer) [syn. Stigmella juglandifoliella] Ndm1928; Noctuidae: Catocala neogama (The Bride) Wg2005, Parallelia bistriaris (Maple Looper Moth) [polyphagous] Cv2005; Sphingidae: Laothoe juglandis (Walnut Sphinx) Msh2006
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