COMTEKTS. 



Class Hexapoda, Order HYMENOPTERA. 



New North American Hymenoptera. By J. C. Crawford . 177 



Notes on some species of the Genus Halictus. By J. C. Crawford .... 183 



Class Hexapoda, Order COLEOPTERA. 



Notes on Leptinotarsa undecimlineata Stal. By F. Knab ig| 



Biological Notes on Megilla maculata de G. By A. A. Girault • . . • ic 



Class Hexapoda, Order DIPTERA. 

 Descriptions of new Mosquitoes from the Panama Canal Zone. By H. G. Dyar 



& F. Knah ... ... . . i( 



Descriptions of three new North American mosquitoes. By H. G. Dyar & F. 



Knai; . 



Mosquitoes as flower visitors. By F. Knab 21 



Class Hexapoda, Order LEPIDOPTERA. 



The life histories of the New York slug caterpillars, XIX. By H. G. Dyar . 2iJ 

 New American Lepidoptera. By H. G. Dyar . . .... 



Eucymatoge rectilineata, a new Geometrid motb from Colorado. By G. W. 



Taylor 23JP 



Descriptions of three new Tortricidae from Mexico. By A. Busck 235'; 



A note on synonymy. By A. Busck 236 



Class Hexapoda, Order ORTHOPTERA. 

 A new Cyrtoxipha from the United States. By A. N. Caudell 337 



GENERAL. 



The Specialist. By A. N. Caudeli 238 



Book Notice ... 239 



Notice from the Newark Entomological Society 248 



Proceedings of the Society 249 ; 



Index to Vol. XV aysy-J 



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