352214 



CONTENTS. 



Page. 

 On Some of the Aphides Affecting Grains and Grasses of the United 



States ( illustrated) : Theo. Pergande. . 5 



The European Grain Louse (Siphocoryne avense Fab. ) 5 



The English Grain Louse (Macrosiphum granaria Bucktbn) 13 



The German Grain Louse ( Macrosiphum cerealis Kalt. ) 18 



The Clover Plant-Louse {Macrosiphum trifolii n. sp. ) 21 



The Chestnut Weevils, with Notes on Other Nut-Feeding Species (il'us- 



trated) F. H. Chittenden. . 24 



Introductory 24 



The Chinquapin Weevil {Balaninus proboscideus Fab. ) 27 



The Chestnut Weevil (Balaninus rectus Say) . 28 



Food Habits of Species of Nut Weevils 30 



The Hickory-nut Weevil - - 32 



Methods of control 33 



The Acorn Moth (Holcocera, glandulella Riley ) . 38 



The Cowpea-Pod Weevil (illustrated) F. H. Chittenden.. 39 



Additional Observations on the Tobacco Stalk Weevil 44 



Report of Investigations and Experiments on Fuller's Rose Beetle in 



Southern California Fdk. Maskew. . 46 



Importations of Beneficial Insects into California C. L. Marlatt... 50 



Insects Injurious to Stock in the Vicinity of the Gulf Biologic Sta- 

 tion James S. Sine.. 57 



The New Distillate Spray in California C. L. Marlatt. . 60 



« Three British Fruit-tree Pests Liable to be Introduced with Imported 



Nursery Stock Fred. V. Theobald. . 62 



The Cherry Fruit-fly (Rhagolelis cingulata Loew) (illustrated). 



F. H. Chittenden.. 70 

 On the Origin of the Natural Coloration of Silks of Lepidoptera. 



G. Leverat and A. Conte.. 75 

 Some Preliminary Notes on the Clover-seed Chalcis Fly (Bruchophagus 



fnnebris How. ) (illustrated ) E. S. G. Titus. . 77 



Life History of the Salt-marsh Caterpillar (Estigmene acrxa Dru. ) at 



Victoria, Tex. (illustrated) W. E. Hinds. . 80 



General Notes 84 



Some Injurious Garden and Field Insects in Tropical America (p. 84); 

 Aquatic Bugs of Commercial Value as Food (p. 86); Injury by a Cricket 

 in the South (p. 88); Identity of a Tingitid found on Chrysanthemum - 

 (p. 89); Carbon Bisulphid for Red Ants and White Grubs (p. 90); 

 Agonoderus pallipes a Permanent Enemy of Sprouting Corn (p. 90); 

 Abundance of the Rhinoceros Beetle in South Carolina (p. 91); 

 Length of the Fiber in the Cocoon of the Domestic Silkworm (p. 91) ; 

 The Quail as a Destroyer of Cutworms (p. 92); Hair-worms in Cabbage 

 (p. 93); Observations on the Habits of the Morning-Glory Leaf-cutter 

 (Loxostege oblitemlis Walk.) (p. 95) ; New Habits of the Cucumber Flea- 

 beetle (Epitrix cucumeris Harr. ) (p. 96); On Remedies for Garden Snails 

 (P-96). 



« Presented by title before the St. Louis Meeting of the Association of Economic 

 Entomologists, Dec. 30 and 31, 1903. 3 



