om. £03505 
ORGAN OF THE CAMBRIDGE ENTOMOLOGICAL CLUB. 
[ Established in 1874. | 
EDITED BY a 
GeorcGe Dimmock, Cambridge, Mass.; B: Picxman Mann, Cambridge, Mass. ; 
Axsert J: Coox, Lansing, Mich.; Ciirrorp CHasrt Eaton, 
Cambridge, Mass.; Josrerpn Duncan Putnam, 
Davenport, Iowa. 
Vol. 3. No. 75. 
JuLty 1880. 
CONTENTS: 
ADVERTISEMENTS : 86 
CHEMICAL CHANGE OF ERS oe IN oy eee Une Wee. dian Hare Fidwardé 
and Joseph Martin Wilson A 87 
Nores ON PHOXOPTERIS ANGULIFASCIANA Wars _ Ohinsles Aenty Ber ald : 88 
Proceepines or Societies— Entomological Section of the Academy of Natural Sci- 
ences, Philadelphia, Pa. 89 
BisLioGRAPHICAL RECORD - * . : ° . ‘90-94 
Enromo.tocicat Irems — Society Megines Lipties save - : - : “ 95 
ADVERTISEMENTS . ° 2 : : : 5 ; 5 : 5 : ° 96 
Campringe, Mass., U.S. A.: Pusiisnep sy Grorce Dimmock. 
YEARLY SUBSCRIPTIONS, $1. MONTHLY NUMEROS, 15 c. 
[Entered as second class mail matter.| 
