CONTENTS. 



Page. 



List of Descriptions Ill 



Letter of Tran smittal 1 



Introduction 3 



Contributions to Agricultural Entomology 9 



I. On New and Little-Known Corn Insects 11 



The Root Web Wnrm.._ , 12 



Description 14 



Distribution H5 



Life History 16 



Natural Enemies 16 



The Sulphur Leaf Roller 17 



Literature 17 



Description 18 



Life History 19 



Injuries to Vegetation 19 



Natural Enemies , 20 



The Red-Banded Leaf Roller 20 



The Common Lady Bug 21 



The Brassy Flea Beetle 22 



Leaf Hoppers 22 



Grasshoppers (Acridida?) in Corn 22 



A Contribution to the Lite History of the Corn Plant Louse 23 



Literature 23 



Nomenclature 25 



Description 25 



Life History and Habits 26 



Parasites and Predaceous Insects affecting the Corn Louse 30 



II. Notes on Insects Injurious to Wheat 34 



The Larger Wheat Stra\y Worm 31 



Description 35 



, Life History and Distribution 35 



The Lesser Wheat Straw Worm 1 36 



Contributions to a Knowledge of the Life History and the Parasites of the Hes- 

 sian Ely 38 



Life History 39 



Parasites 44 



Note on the Wheat Midge 50 



Description... 51 



Life History ^.. 53 



Injuries to Grain... 54 



Remedies 54 



The Wheat Bulb Worm 54 



The Grass Worm or Fall Arm y Worm 55 



Literature 56 



Nomenclature 58 



Description 58 



