312 
Psyche 
[December 
PROCEEDINGS OF THE CAMBRIDGE 
ENTOMOLOGICAL CLUB. 
The meetings of the Club were resumed September 9, 1924. 
Mr. 0. E. Hath who has studied the habits of bumblebees for 
several seasons reported many new observations made during 
the past summer. 
Prof. W. M. Wheeler gave an account of the Barro Colorado 
biological reservation on an island in the Panama canal where he 
had spent part of the summer in company with Mr. Banks and 
Prof. Parker. 
At the meeting of October 14, Dr. Joseph Bequaert told 
about his recent excursion to the Amazon river on the expedition 
conducted b}^ Hamilton Rice, with several medical companions. 
Much of the country was under water but at Manaos and other 
landing places many interesting studies were made. Dr. Be- 
quaert showed a dipterous parasite of a land-snail and a termite 
that excavates its nest in healthy and growing trees. 
Mr. C. W. Johnson spoke of the large number of Diptera of 
several species on the salt-marshes and beaches of Gloucester, 
Mass. 
Mr. A. P. Morse showed ends of branches of the blue spruce 
enlarged by the aphid, Chermes cooleyi. 
At the meeting November 11, Mr. J. G. Myers gave an 
account of some little known Hemiptera from Panama. One of 
these lives in webs of spiders hanging among the outer threads 
like the guest spider Argyrodes. Mr. R. L. Schwarz spoke of a 
small moth from Texas (Meskea) which lives on plants of the 
mallow-family in gall-like enlargements of the stem. Mr. A. P. 
Morse exhibited the wingless female of the moth Erannis tiliaris 
of the linden tree and thirty males showing great variation in 
markings of the wings. 
At the meeting of December 9, Mr. C. R. Kellogg of the 
Agricultural College at Foochow, China gave a lecture on the 
cultivation of silk in China which is still largely carried on by 
small farmers in the most primitive way. Mr. Kellogg is study- 
