12 



PAGl 



FII-TFFXTll REPORT 



The Entomological Record for 1885 and 1886 1-6 



Arsenical Poisons for the Codling-moth 7-20 



Second Contribution to a Knowledge of the Life History of the Hessian 



Fly " 21-34 



On the Life History of the Wheal Bulb worm 35-39 



On .in Outbreak of Injurious Locusts in Central Illinois 40-44 



On some Common [nsects affecting the Foliage of Young Apple-trees in 



the Nursery and ( )rchard 45-85 



The Apple rischeria 45-50 



Hie AnpK- Ornix 51 57 



The Apple Leaf-skeletonizer 58-64 



The I.e. it" e run i pier 65 74 



The Lesser Vpple Leaf-roller 75-85 



Appendix. The Present Condition ami Prospects of the Chinch-bug in 



Illinois 89-103 



SIX I i:i\TH RF.FORT 



Fist of Descriptions V 



Fetter oi Transmittal \ tl 



General Record tor 1887 and 1888 [X-XII1 



Studies on the Chinch-bug. 11 1-57 



n Hill-bugs 58-77 



The Meadow ckets 78-83 



Notes on Cutworms 84-97 



The W-marked Cutworm 



Spotted Cutworm 



l.tte striped Cutworm 87 88 



The Dingy Cutworm 88-89 



The Western Striped Cutworm 89 



The Clay-hacked Cutworm 89-93 



The Creasy Cutworm 93 



The Variegated Cutworm 



The Pink-backed Cutworm 



The Bristly Cutworm 95-96 



The Glassy Cutworm 96 



The Yellow-headed Cutworm 97 



lie Burrowing Web-worm 9S-101 



Explanation y^i Plates 103-104 



Appendix. Economic Bibliography of the Chinch-bug 1-122 



SEVEN IT FN I'll REPORT 



I descriptions V 



Fetter of Transmittal VT1 



General Record for 1889 and 1890 IX-XY 



The Fruit Bark-beetle 1-20 



riments with the Arsenical ir the Plum- and Peach- 



curculio 21-25 



The American Plum-borer 26-29 



On the Common White-grubs. Lachnosterna and Cyclocephala 



Additional Notes on the Hessian Fly 54-63 



■ ary I listory of th t-aphis 64-70 



On a Bacterial Disease of the Farmer Corn Root-worm 71-75 



• the Diseases of the Chinch-bug 74-87 



I Plates 89-90 



ntomological \A ril igs I Wm. 



LeBaron, M.D., S S - [Illinois 5-56 



