Insects Feeding
on these Plants:
____________
Echinochloa crus-galli (Barnyard Grass) [Poaceae]
(Sometimes this grass is referred to as Echinochloa muricata. Observations are from the Wyoming Agr. Exp. Sta., Clark et al., Needham et al., Felt, Blackman & Eastop, Brust et al., Pepper, Robinson & Bradley, Spencer & Steyskal, Natural History Museum, ScaleNet)
Coleoptera (Beetles)
Chrysomelidae: Chaetocnema denticulata Clk2004, Chaetocnema pulicaria Clk2004
Diptera (Flies)
Agromyzidae: Agromyza parvicornis (Corn Blotch Leafminer) [larvae are leaf-miners; widespread] Ndm1928 SS1986, Agromyza proxima [larvae are leaf-miners; found in New York & Canada] SS1986, Cerodontha dorsalis (Grass Sheath Miner) [larvae are leaf-miners, pupating in sheaths; widespread] Ndm1928, Cerodontha muscina [larvae are leaf-miners; widespread] SS1986; Cecidomyiidae: Calamomyia echinochloa (Grass Crown Midge) [larvae are found in decaying stems near the crown or in lower portions of uninjured stems] Flt1917
Homoptera (Sucking Insects)
Aphididae: Hysteroneura setariae (Rusty Plum Aphid) [found on plum & possibly cherry trees as primary hosts, migrating during the summer to the leaves & inflorescences of various grasses; this aphid is native to North America, including Illinois] BE2013 Pp1965, Rhopalosiphum maidis (Corn Leaf Aphid) RB1965, Rhopalosiphum padi (Bird Cherry & Oat Aphid) RB1965, Schizaphis graminum (Greenbug) RB1965; Pseudococcidae: Heterococcus nudus (Naked Grass Mealybug) [found on the crown & underneath leaf sheaths of host plants; this insect is widely distributed in northern USA & California] SN2014
Lepidoptera (Butterflies, Skippers, & Moths)
Arctiidae: Ctenucha virginica (Virginia Ctenucha) NHM2010; Hesperiidae: Polites mystic (Long Dash) NHM2010; Noctuidae: Dargida diffusa (Wheathead Armyworm) NHM2010
Orthoptera (Grasshoppers)
Acrididae: Phoetaliotes nebrascensis (Large-headed Grasshopper) [this grasshopper is found in various grassland habitats] Wy1994 BHW2008