XIV TABLE OF CONTENTS. 



ravages at Potsdam, 130. Desolated pastures, 130. An occasional road- 

 way through a pasture untouched, 130. Dead caterpillars fastened to 

 stems of grass, etc., 130. Caterpillars found in their cases in sod of a 

 meadow, 130. Experiments for preserving the grass proposed, 131. 

 Devastations in a pasture mistaken for winter-killing, 131. Character- 

 istics of the attack, 131. First observed in upland pastures, 131. Rapidity 

 of its progress, 131. Secrecy of the depredations, 131. The feeding 

 thought to be subterraneous, 132. Local gatherings of the caterpillars, 

 132. Remarkable assemblage at the base of an oak tree, 132. The web 

 spun by them, 132. Object of the assemblage unknown, 133. Alarm ex- 

 cited by the attack, 133. Newspaper notices, 133. The common topic of 

 conversation, 133. Sales of cattle made in anticipation of entire destruc- 

 tion of grass, 133. Description and figure of the caterpillar, 134. The 

 species not determined at the time, 134. Observed in JeflFerson and Os- 

 wego counties, 135. Loss of larv;B and subsequent Potsdam collections, 

 135. Cessation of the ravages, 136. Abundance of the cocoons at Water- 

 town, N. Y., 136. Cocoons received containing unchanged larvae, 136. 

 The cocoon described and figured, 137. The delayed pupation of the cater- 

 piller, 137 Other insects having the larval stage prolonged within the 

 cocoon, 137. The pupa described and figured, 138. The species deter^ 

 mined, 138. The common name of the insect, 139. Characteristics of the 

 Crambkke, 139. Abundance of the moths at Watertown and elsewhere, 

 140. Description of the moth, 141. The eggs, 141. Different stages of the 

 insect figured, 142. The young larvae, 142 ; their appearance and habits, 

 143. Observations upon the mature larvse, 143. Present condition of the 

 devastated pastures, 143. Resume of the life-history of the species, 144. 

 Its natural enemies, 144. Its parasites — Lanijjronota frigida and Tachina? 

 of an undetermined species, 145. Nemorma levcanim figured as represen- 

 tative of the Tachinid flies, 146. Perilampns violaceous, a secondary para- 

 site, occurring upon the Crambus Tachina, 146. Gryptus mundus also 

 known as a parasite of the Crambus, 147. Probabilities of future attacks 

 of the vagabond Crambus, 147. Preventives and remedies : Burning — 

 Application of lime, plaster, dust, etc., — Rolling the ground — Attract- 

 ing and drowning, 148; Deep plowing — Use of gas-lime, 149. 



Ceambus exsiccatus, the Dried Crambus 149 



Bibliography, 149. Its occurrence with Crambu.s mdgivagellus, 149. 

 Observations upon the larva, 149. The pupa described, 150. A brief pu- 

 pation, 150. Time of appearance of Crmnbidm in Great Britain, 150. The 

 larval galleries of diff'erent species of Crambus, 150. Probably two broods 

 of C. exsiccatus, 150. Known localities of the species, 151. Remedies, 151. 



Anarsia lineatella, the Peach-twig Moth . 151 



Bibliography, 151. Notice of its occurrence, 152. Description and 

 figure of the moth, 152. The larva described, 153. Glover's account of 

 the operations of the larva, 153. Prof. Comstock's account of its habits, 

 154. It is discovered eating into peaches, 154. The species double- 

 brooded, 154. Localities in New York of its observation, 155. Known 

 also as a borer in the roots or crown of strawberries, 155. Should not be 

 confounded with another " strawberry-crown borer " — Tyloderma fra- 

 gari(P, 155. A formidable parasitic attack upon the species, 156- Number 



