Poe Clik 
ORGAN OF THE CAMBRIDGE ENTOMOLOGICAL CLUB. 
[Established in 1874. ] 
ADITED BY 
G: Dimmock, Cambridge, Mass.; B: Pickman Mann, Washington, D. C.; 
ALBERT J: Coox, Lansing, Mich. ; CLiirrorp CuasE Eaton, Cambridge, 
Mass.; Francis Huntincton Snow, Lawrence, Kansas; 
WITH THE ASSISTANCE OF 
W: Barnes, H: Epwarps, RoLtanp HAywarp. S: HENSHAW, H: ALBERT ROBIN, 
Frank G: ScHaupp, S: HuBBARD ScuUDDER, ROLAND THAXTER, 
W: TRELEASE, H: WARD TURNER, JOSEPH MARTIN WILSON. 
Vol. 3. No. 93. 
JANUARY 1882. of 
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ye NG ke se 
CONTENTS: ss 
ADVERTISEMENTS. - . : : - 294 
FRAGMENTS OF THE Pee caine. OF eran: Ee 
Hubbard Scudder . : ‘ 5 : 295-298 
XYLOCOPA PERFORATING A COROLLA a OTe eich Mom : : 6208 
DEFENSIVE MIMICRY IN Soa -eaalmalimasaiage © Dimmock : : : : Pmt 209 
Loan LIBRARIES : : : ; : : : : : <9 300 
BIBLIOGRAPHICAL aces no. mee cbse - - : : 2 : : : 301-302 
ENTOMOLOGICAL ITEMs— Society Meetings— Prize Essays . : z ; ; 2 Mi 20F 
ADVERTISEMENTS. : : - : : : : ; : - : ; = 3304: 
CamBRIDGE, Mass., U.S. A.: PusLtisHED By GErorGE Dimmock. 
YEARLY SUBSCRIPTIONS, $1. MONTHLY NUMEROS, 15 c. 
[Entered as second class mail matter. ] 
