PAGR 



. I pautrsiti argc 75 



.1 i>aiitrsis ])li>/llira 76 



.1 paulcsis phalcrata 76 



Tho Madena Stalk-borers {Hadenn stipata, //. fraclilinrn, II. tniscra) 77 



Hclotropha renijorviis olro 78 



Prodcnia ornithogaUi (The Cotton Cut worm) 79 



Lapht/gma frugipcrda (The Grass-worm or Fall Army-worm) 81 



Lcucanin alhiUncn (The Wheat -head Army-worm) 83 



A chatodcs zav (The Sjiindle-worm) 85 



Epizeuais a'miila (The l*'odder Worm) 86 



Poiihctria dispar (The Gypsy-moth) 87 



Loxostcge similalis (The Garden Web-worm) 89 



Diainva saccharalis (The Larger Corn Stalk-borer) 9] 



ElosriwpaJpiis lignosellus (The Smaller Corn Stalk-borer) 91 



The Burrowing Web-worms {Pseudanaphora arcandla, flypoclopus niortipcn- 



ncUus, and Anaphora popcancUa) 95 



Ligijrus gibbosus (The Carrot -beetle) 98 



Ligi/rus rugiccps (The Sugar-cane beel le) 99 



The I'lower-beetles {Euphoria inda, E. sepulchralis, and K. mclancholica) . . 99 



The (ireen June-beetles {AUorhina nitida and .-1 . mutabilis) 101 



Myochrous dcnticoUis (The Southern Corn I.eaf-beetle) 103 



ColasTpis hrunnea (The Colaspis- Root -worm) 104 



The Flea-beelles {Ilaltidni) 106 



Systcnn hlanda (The Pale-striped Flea-beetle) 107 



PhyUotrcta pusiUa (The Western Cabbage Flea-beetle) 109 



Chaiocncma pulicaria (The Corn Flea-bee(le) 109 



Chwtocncmn denticulata (The Toothed Flea-beet h^) 110 



Chaiocncma confijiis (The Sweet-Potato Flea-beetle) 110 



The Blister-beetles {Epicauta vittata, E .pennsylvam'ca . and E. tnarginata) . . Ill 



Epicwrvs imbricatus (The Imbricated Snout-beetle) 113 



The Rhubarb and Dock Cui'culios {Lixi/s concaiuis and L. nmcidus) 114 



Coriiucla'na pidicaria (The T^ittle Vegro-bug) 115 



Pcntatoma- xihlcri (The Western Green Stink-bug) 116 



Thyanta pcrditor 117 



A'ysius angustafus (The False Chinch-bug) 117 



Lygus pratcnsis (The Tarnished Plant -bug) US 



Dclphaj; ttiaidis (The Corn Delphax) 120 



The Common Leaf-hoppers {Jassida^) 121 



Aphis maidis (The Corn Tjcaf-louse) 123 



Field Observations 126 



Insectary Experiments 128 



Toxoptcra grainimim (The Southern Grain-louse) 134 



The Thrips Family {Thripidoe) 135 



Grasshoppers 136 



Mclanoplus femur-rubrum (The Red-legged Grasshopper) 136 



AIela7iopJus atlanis (The Lesser Grasshopper) 136 



Mclanoplus sprcius (The Rocky Mountain Grasshopper) . . . 136 



Mclanoplus difjcrcntialis (The Olive Grasshopper) 136 



Mclanoplus birittalus (The Two-striped Grasshopper) 136 



Camiiula prlhicida (The Clear-winged Grasshopper) 139 



The Bird Grasshoppei-s {Schistoccrca amcricnna and N. alulacca) 140 



