69.11.856:67.99 



CONTRIBUTIONS FROM THE ZOOLOGICAL ];,ABQRATORY QP THE 

 MUSEUM Ot QOMPARATIVE ZpOLO0T AT 

 HARVARD COLLEGE." 



No. 321. 



THE :gLATiON OF PHOTOT^aPISM TO SwABMING ; IJf 

 -^HE HONEMSiE, APIS^ MELLIFERA L. 



By iJwiaHT E. Minnijoh. 



FttOM Tfiji ;JOWRKAC OP J'STCHOBI^XOiG'T, Vot. II, N^.% 



CAMBBlpdii, AiASS.f iu. S. A. 



