100 NEW YORK STATE MUSEUM 



and by no means indicating that this European species had established itself 

 locally. 



Thysanura 



Thermobia furnorum Rov., silver fish, adult, October 18, I. L. Nixon, Rochester 



Aracknida 



Phyllocoptes quadripes Shim., bladder maple gall on soft maple, May 21, G. F. 



Hawkins, Bronxville. Same, May 22, H. W. Gordinier & Sons Co., Troy. 



Same, abundant infestation on soft maple, June 2, J. J. Levison, Brooklyn. 



Same, July 18, Munson-Whi taker Company, New York City 

 Eriophyes galii Karp., galls on Galium triflorum, June 19, S. H. Burnham, 



Hudson Falls 



E. nyssae Trott., galls on sour gum, August 19, H. B. Weiss, New Brunswick, 

 N.J. 



EXCHANGE 



Cynipidae from Paul B. Sears, Columbus, Ohio, December 3, 19 15. 

 Rhodites ignotus 0. S. R. multispinosus Gill. 



R. fusiformans Beutm. R. aref actus Gill. 



R. variabilis Bass. R. fulgens Gill. 



R. utahensis Bass. 



Coleoptera from W. J. Chamberlin, forest entomologist, Corvallis, 

 Oregon. 



Dendroctonus monticola Hopk. H. subcostulatus Mann. 



D. pseudotsugae Hopk. Ips emarginatus Lee. 



D. valens Lee. I. oregona Swaine 



Pseudohylesinus sericeus Swaine Pityophthorus pubipennis Lee. 



Hylurgops rufipennis Lee. Xyleborus dispar Fabr. 



Diptera from J. R. Malloch, State Laboratory of Natural History, 

 Urbana, 111. 



Deromyia winthemi Wied. Pupa Siphonella cinerea Lw. 



Hydrotaea dentipes Fabr. S. abdominalis Beck. 



Fannia scalaris Fabr. Melanochaeta longula Lw. 



F. canicularis Linn. Elachiptera costata Lw. 

 Hyetodesia umbratica Meig. E. nigricepsZw. 

 Spilogaster uliginosa.Fa//. Oscinis frit Linn. 

 Dexiopsis lacteipennis Zett. O. nitidissima Meign. 

 Lispa sociabilis Loew " O. coxendix Fitch 



L. albitarsis Stein. O. umbrosa Lw. 



L. nasoni Stein. O. minor Adams 



Ectecephala laevifrons Beck. Agromyza longipennis Lw. 



Diplotoxa versicolor Lw. A. pusilla Meign. 



Chlorops palpalis Adams A. lateralis Will. 



Chloropisca glabra Meign. A. posticata Meign. 



Hippelates partitus Beck. A. texana Mall. 



H. plebeius Lw. A. virens Lw. 



H, flavipes var. pusio Lw. Phytomyza genalis Mel. 





