﻿TABLE OF CONTENTS. VII 



167— The Orders for some Varieties exceeded tlie supply, 168— The American Vines 

 flourishing in S. France where the European Varieties perish, 1G7— Probahle future 

 Demand. !('<>'. 



INNOXIOUS INSECTS. 

 The Yucca Borer 16!) 



The only N. A. Butterfly -whose Larva has the boring Ilaliit, 109— The arbitrary Nature of 

 classiflcatory Divisions, 170— Butterflies and Moths not easily separated, 170— Bio- 

 logical History of the Species, 171— Illustrations of all States, 171, 172— Habits of 

 the Larva, 171, 172, 181— Mode of Pupation, 172, 180— Flight of the Imago, 173, 181— 

 Position of "Wings when the Imago rests or walks, 173 — Bibliographical Notes, 173 — 

 Detailed Descriptions of the dift'erent States, 17-t, 175, 181— Structural Characters 

 illustrated, 175— AfHnicies of the Species, 170— It is a true Butterfly, belonging to 

 the Hesperians, 178— Characters of the Castnians contrasted with those of Ilespe- 

 rians, 176, 177, 178— In Classification it is better to widen than restrict in the higher 

 Groxips, 179— Enemies of the Yucca Borer, 170— Concluding Remarks, 179— LTn- 

 safe to describe species from mere Drawings, 179. 



NOXIOUS INSKCTS ~Co7itinuecl 



BUPPLEMENTARY NOTES ON THE ArMY VVoRM 182 



Completion of its Natural History, 182 — Oviposition of the Moth described, 183— Eggs de- 

 scribed, 183— Conclusions previously arrived at verified. l!*I— Description of the dif- 

 ferent larval Stages, 184, 185. 



