Insects Feeding
on this Plant

Xanthium strumarium
(Common Cocklebur) [Asteraceae]
(This includes both the typical variety and variety canadense. Observations are from Hart & Gleason, Clark et al., Vaurie, Hottes & Frison, Marshall, and Needham et al., Pepper, Robinson & Bradley, Charlet & Gavloski, Spencer & Steyskal, Ford & Jackman, Natural History Museum, ScaleNet)

Coleoptera (Beetles)
Cerambycidae: Dectes texanus (Sunflower Long-horned Beetle) [larvae bore through stems] CG2011; Chrysomelidae: Ophraella communa Clk2004; Curculionidae: Cylindrocopturus adspersus (Sunflower Stem Weevil) [adults feed on leaves & stems, larvae bore through stems & root crown] CG2011, Rhodobaenus quinquepunctatus (Five-Spotted Billbug) Vau1983, Rhodobaenus tredecimpunctatus (Thirteen-Spotted Billbug) HG1907 Vau1983; Mordellidae: Mordellistena aspersa [larvae bore through stems] FJ1996, Mordellistena convicta [larvae bore through stems] FJ1996, Mordellistena pulchra [larvae bore through stems] FJ1996, Mordellistena pustulata [larvae bore through stems] FJ1996

Diptera (Flies)
Agromyzidae: Amauromyza maculosa [larvae are leaf-miners] Ndm1928,  Calycomyza jucunda [larvae are leaf-miners, polyphagous] Ndm1928, Calycomyza platyptera [larvae are leaf-miners; found in Maryland & Mississippi] SS1986, Metopomyza scutellata [larvae are leaf-miners, polyphagous] Ndm1928; Tephritidae: Euaresta aequalis [larvae feed on flowers & developing seeds, oligophagous] Msh2006

Homoptera (Sucking Insects)
Aphididae: Capitophorus xanthii RB1965, Uroleucon ambrosiae (Brown Ambrosia Aphid) HF1931 Pp1965; Pseudococcidae:
Phenacoccus solenopsis (Solenopsis Mealybug) [feeds on foliage & sometimes roots, polyphagous; widespread] SN2014

Lepidoptera (Butterflies, Skippers, & Moths)
Noctuidae: Ogdoconta cinereola (Common Pinkband) NHM2010, Papaipema nebris (Stalk Borer Moth) [polyphagous] NHM2010; Pterophoridae: Adaina montanus [larvae feed on leaves] NHM2010; Tortricidae: Epiblema strenuana (Ragweed Borer Moth) [larvae bore through stems & terminal branches, forming galls] NHM2010, Phaneta ochrocephala (Pale-headed Phaneta) [larvae feed on seeds; syn. Eucosma ochrocephala] NHM2010