TABLE OF CONTENTS. xiii 



The caterpillars observed iu St. Lawrence county, N. Y., 100. The cater, 

 pillar figured and described, 100. Unsuccessful attempt to rear the cater- 

 pillars, 101. Infested by Podurincc, 101. The larvie identified, 103. 

 Description in their different stages, 102. Notes on their occurrence in 

 Missouri and elsewhere, 103. Prof. Riley's observations upon them, 104. 

 Prof. French's observations, 104. Prof. Osborn upon their diseased con- 

 dition, 105. Eaten by birds, according to Prof. Forbes, 105. Description 

 of the moth, 106. Not of common occurrence, 107. Its usual worn con- 

 dition, 107. Resemblance to .A'', minians,!^'!. Distribution of the species, 

 108. Its natural history, 108. Habits of cut-worms, 108. The species 

 subject to parasitic attack, 109. Preventives and remedies for its in- 

 juries, 110. 



GoKTYNA NiTELA, the Stalk-borer 110 



Bibliography, 110. Insects usually harmless may at times become in- 

 jurious, 111. Recent depredations of DiapJieromera femorata^ 111. The 

 stalk-borer abundant in a potato field. 111. List of food-plants of the 

 species, 112. Records of depredations, 112. The family of Noctuidee, 

 113. Description and figures of the moth and larva, 113. Dr. Harris' 

 description quoted, 114. The natural history of the species, 114. Rarity 

 of the moth, 114. Compared with O. nehris, 115. Larval habits of the 

 Gortynas, 115. Frequent generic changes, 115. Remedies, 115. 



Heliothis armiger, the Corn-worm 116 



Its bibliography, IIG. Change in termination of specific name, 116. 

 Its first injuries in the State, of New York, 117. Identical with the 

 Southern boll- worm, 117. Its operations upon cotton, 117. Its five broods 

 in the Gulf States, 117. Description and figures of the caterpillar and 

 moth, 118. Exceptional habit of the moth in feeding by day, 118. 

 DeilepMla lineata also feeds by day, 119. Other Sphingidse occasionally 

 day-feeders, 119. Carnivorous habits of the larvse of H. armiger, as ob- 

 served in Patagonia, 119. Other records of its cannibalistic habits, 120. 

 The food-plants of the larva, 120, Geographical distribution of the 

 species, 121. Its operations as a corn-worm, 121. Different popular 

 names applied to it, 121. Serious injuries caused by it, 121. Northern 

 localities reported for it, 122. Method of attacking corn, 122. When its 

 first attack is made, 122. Its injuries in New Jersey, 122. Its operations 

 upon ears of corn described and illustrated, 123. It will feed upon hard 

 corn, 123. Its occurrence in New York observed, 124. Cause of its 

 northern extension, 124. Will probably not continue as a corn-pest iu 

 New York, 124. Remedies should be employed early, 125. Hand-pick- 

 ing, 125. Attracting by odor and drowning, 125. Satisfactory results 

 with molasses and vinegar in cotton fields, 125. Drawing to light, 126. 

 Lamps used for the purpose, 126. The benefit of destroying the first 

 brood, 126. The November progeny of a moth disclosed in May, 126. 



Crambus vulgivagellus, the Vagabond Crambus Vil 



Its bibliography, 127. The insect of unusual interest, 127. First no- 

 tice of its occurrence in New York, 127. Regarded as the " army-worm," 

 128. Numbers of dead caterpillars observed, 128. Calosoma calidum in 

 unusual abundance, 128. Pastures destroyed at Morley, 129. No cater- 

 pillars discovered feeding, 129. Their subterranean galleries, 129. Their 



