3W^ TABLE OF CONTENTS. 



Page. 

 LETTER OF TRANSMITTAL xr 



LETTER OF SUBMITTAL xin 



PREFACE XV 



INTRODUCTION. 



Introductory remarks 1 



Creation and organization of the Commission, 1 — Division of labor, 1 — Cir- 

 culars sent out, 2-6 — Area over which eggs were laid in 1876, 6 — Outlook 

 in spring in more Southern States, 7 — Lett«r to Governor Anthony, of Kan- 

 sas, on the condition of things in May, 8-10 — State of things in Minnesota 

 in spring, 11 — Outlook in Nebraska in June, 13 — Second meeting of the 

 Commission, 14 — Outlook in Iowa in June, 15 — Visit to Colorado, Utah, 

 and Montana in June, 17 — Visit to Colorado in July, 17-20 — Third meet- 

 iug of the Commission, 21 — Trip to the Pacific Coast, 21 — Trip to British 

 America, 22— List of chapters, 23 — Character and synopsis of chapters, 24- 

 29— Prospects for 1877, 29. 



CHAPTER I. 



Classification and nomenclature: characters of the species 13 



Families of the Orthoptera, 32 — Locust vs. Grasshopper, 33 — Generic nomen- 

 clature, 37 — Generic diagnosis, 40— Species of the genus Calopteuus, 42 — 

 Full definition of Caloptenus s_pretus and of its nearest congeners, 43-52. 



CHAPTER IL 



Chronological history of locust injuries 53 



Compared with locust ravages in the Eastern Hemisphere, 53 — Injury in 

 the Northwest early in the present century, 54 — Brief reviews from 1820 to 

 1877, 54-56 — Locust history in Texas, 57-62 — in Indian Territory, 63— in 

 Arkansas, 64 — in Missouri, 64-68 — in Kansas, 68-74 — in Nebraska, 74-77 — 

 in Iowa, 77-80— in Minnesota, 80-87~in Dakota, 88-92— in Montana, 92- 

 96— in Idaho, 96— in Wyoming, 97— in Colorado, 99-102— in Utah, 10:^-104 

 — in New Mexico and Arizona, 105 — in Nevada, 105 — in Oregon and Wash- 

 ington Territory, 106 — in British North America, 108-112 — Tabular view 

 of locust years, 113. 



CHAPTER IIL 



Statistics of losses 114 



DiflSculty of obtaining reliable data, 114 — Estimates in Kansas, 115 — in 

 Minnesota, 116 — in Missouri, 117 — Loss in Kansas, Nebraska, Iowa, and 

 Missouri in 1874, 118 — Loss to different crops, 120— Loss to Missouri in 

 1875, 121— Total loss during the years 1874-1877, $200,000,000, 122. 



Ill 



