400 



NEW YORK STATE MUSEUM 



Contents 



Introductory 331 



Transmittal 331 



llth report 331 



Publications of the office...' 331 



State collection 331 



Correspondence 332 



General entoruologic features. .. 332 



Losses caused by insects 333 



Injurious insects.. ^ 335 



Tenthredo ritfopectus, red breast- 

 ed saw fly 335 



Urocerus albicornis, white horned 



Urocerus 338 



Urocerus cressoni 340 



Eacles [Basilona] imperialis, im- 

 perial moth 342 



Lygns pratensis, tarnished plant 



bug 351 



Notes on various insects 358 



PyraUs costalis, clover hay cater- 

 pillar 358 



Cecidomyia leguminicola, clover 

 seed midge . 359 



Notes on various insects (continued) 

 Anthrenus scrophuJariae, carpet 



beetle 359 



Elaphidion villosum, oak pruner. 359 



CijUene pictus, hickory borer 360 



GaleruceUa InteoJa, elm leaf 



beetle 360 



Blissus leucopierus, chinch bug.. 361 



Plant lice or apbididae 361 



Pemphigus populi-transversus . . ;161 



Chaitophorus species 662 



Callipterus ulmlfolll 362 



Drepanosipkum accrifoUi.. 363 



Aphis mall 363 



Myzus cerasi 363 



Myzus ribis , 363 



JKhopalosiphum species 363 



Thrips tabaci 363 



Publications of the entomologist.. 364 



Contributions to tbo collection 371 



Explanation of plates 375 



Index . 377 



