382 



NEW YORK STATE MUSEUM 



Contents 



PAGE 



lutroductory 121 



Injurious insects 129 



Synchlora qlaucaria, raspl)eiTy 

 geometer 129 



Buccnlatrix canadotsiftella, birch 



leaf Bncculatrix 133 



Diplosis pyrivora, pear midge... 140 

 Clastoptera ohtusa, obtuse Clas- 



toptera 152 



Clastoptera pini lohtnsa}, pine 



Clastoptera 1^)3 



Chauliodes pectinicornis, comb 



horned lish fly 155 



Corydalis cornuta, horned Cory- 



dalis 159 



Notes on various insects 163 



Thalessa lunator, lunate long 



sting 163 



Janus Jlaviventris linteger'], cur- 

 rant stem girdler 166 



Nematus {Lygaeonematus'] crich- 



sonii, larch sa w fly 168 



Feniscca tarquinius, little orange 



butterfly 169 



Eudryas \_Euthi8anotia'] grata, 



beautiful wood nvmph 170 



Scolioptcryx lihatrlx, scallop 



wing 171 



Exechia species?, a fungus gnat. 172 

 Tclephorusf hiUneatus, occurring 



on snow 172 



Laehnostcrna fusca, white grub of 



the May beetle 174 



Cyllene pictns, hickory borer 175 



Tenehrio molitor, meal worm 176 



PAGE 



rnlvhiaria innmncra'bUls, maple 



tree scale insect 177 



GrylhtH luctuostis, common black 



cricket 179 



Tromhidinm locustarum, locust 



mite ---. 179 



Insect attacks — their remedies and 



pre venti ves 181 



Remedies for the peach tree borer 181 

 An iehueumouized caterpillar- 

 interesting case of parasitism. 186 

 Agrotis ypsilon Rott.,anewouion 



pest '. 188 



Gortyna [Rydroecia'] nltela,6tai\k 

 borer, as an external feeder.. 191 



Cow horn fly in New York 192 



Wire worms and remedies for 



them 197 



Rose bug and how to kill it 200 



Glycohins IPlaglonotus^ specio- 



sus Say, maple tree borer 202 



Anasa trhtis De Geer, squash 



bug 205 



Hop vine aphis and remedies. .. 207 

 Aphis cHcumcris Forbes [gossy- 



jrii'], melon aphis 210 



A2)his cucumcris [gossyjuQ and 

 Corhnelacna piilicarki, diS melon 



and strawberry pests 212 



Scale insects on camellia and 



oleander 214 



Grape vine scale insect, Lcca- 



niuiH sp.f 215 



Apple tree insects of early 



spring 216 



Some injurious insects of 1890 .. 221 



Appendix 



(A) Entomological addresses 



Some injurious insects of Massachusetts 



227 



227 



Our insect enemies and how to meet them 258 



(B) Publications of the entomologist during 1891 



(C) Publications of the entomologist for 1875 and 1876. 



(D) Contributions to the department. 



(E) Classified list of insects noticed in this report 



278 

 290 

 296 

 302 



General index -• ^"* 



