374 



NEW YORK STATE MUSEUM 



7th report on the injurious and other insects of the state of New York. 

 Albany, James B. Lyon, state printer, 1891 [Issued May 8, 1892] 

 2 10 p., 40 fig. Also as report of the state entomologist for the year 

 1890. (New York state museum. 44th annual report, for the year 

 1890. p. 197-405, fig. 1-40) 



Contents 



PAGE 



Introductory 215 



Injurious insects 223 



Aulacomerus lutescens [ Trichio- 



campus mminalls], poplar saw 



fly 223 



Pyrrharctia Isabella, black and 



red woolly bear 225 



Helophilus lalifrons one of -the 



Syrphus flies. 228 



Chloropisca prolifica [variceps 



Loew] , prolific Chlorops 234 



Phytomyzachrysanthemi, chrysan- 

 themum fly . - - 242 



Dynastes tityus, rhinocerus beetle 246 

 Bruchus obsoletus [pbtectus'], bean 



weevil . 255 



Bruchus rufimanus, European 



bean weevil... 279 



Bruchus lentis, lentil weevil 285 



Conotrachelus nenuphar, plum 



curculio 288 



Cicada septendecim, periodical 



Cicada 296 



Brief notes on various insects 302 



Ocneria [Porthetrin J dispar, gypsy 



motb 302 



Spilosoma virginica, yellow woolly 



bear. 304 



Thyridopteryx ephemeraeformis, 



bag worm 306 



PAGK 



Erebus odora 306 



Tmetocera ocellana, eye spotted 



bud raotb 306 



Cecidomyia balsamicola, balsam 



Cecidomyia 307 



Cecidomyia sp ? within a jumping 



gall 308 



Epilachna borealis, northern lady 



bird 310 



Sitodrepa panicea, as a leather 



beetle 310 



Aphodius fimetarius, a dung 



beetle 312 



Saperda Candida, round headed 



apple tree borer 313 



Diabrotica 12-punctata, 12 spotted 



Diabrotica 315 



Phytonomus punctatus, fungus 



infesting it 315 



Monarfhrum mali, apple tree 



bark beetle 316 



Aphis brassicae, cabbage aphis, 317 

 f Myrmeleon immaculatus, a 



strange habitat for the larva.. 318 

 Dendroleon obsoletum, a climbing 



ant lion 319 



Injurious arthropods 321 



Bryobia pratensis, clover mite... 321 

 Cermatia [Scutigera~\ forceps a 



household centipede 324 



Appendix 



(A) Entomological contributions 331 



Insects of the past year and progress in insect studies 331 



Late experiences with insects injurious to the orchard and garden 342 



(B) List of publications of the entomologist 357 



(C) Contributions to the department , 381 



General index .. ,.385 



