

,0i^^^''^^^io^ 



PSYCH 



ScP 2 > ^^^'^ 



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^ joxjK.nsrA.i-j OF eisttodvcoloo^x'. 



[Established in 1S74.] 



EDITED BY 



13: PicKMAx Mann, Washington. D. C. ; G: Dimmock. CaDihridg-c. Mass.: 



Albeut J: Cook. Lansing'. Midi.; Stephen Alfked Forbes, N^ornial., 



I/i.: Joseph Albert Lintner. AU>an\\ N. Z! ; Francis Huntino- 



TON Snow, La~vren.ce. Kansas: W : Trei.ease, Madison. Wise. 



Vol. 4. No. 117-118. 



jANl'ARY-FEIiRrARV I S84. 



COJV7EjV7'S: 



Advertisements . . . . . . . ; . . . . . .122 



Ox THE Life-Histories and Immature Stages of three Eumolpini — 



Sief/icu Alfred JForbcs .......... IJ3-130 



Collection and Preservation of Diptera — Sajiiiirl Wcmhll Willistoii . 130-132 



Museum Pests of Service to the Entomologist — L. (>. Howurd . . . 132 

 Proceedings of Societies — Cambridge Entomological Club — Biological 



Society of Washington .......... 133-134 



Bibliographical Record, no. 33,H~340.i • • ij.i-'.y^ 



Entomological Items — Society Meetings ........ 139-140 



Pt'BLISHED by the 



CAMBRIDGE ENTOMOLOGICAL CLUB, 



L'AMBIUIXiE. M.\ss., U. S. A. 



YE.\RLV SUBSCRIPTIONS. $2. VOLUME. $5. MONTHLY NUMEKOS. 20 c. 



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