1923 ] Proceedings of the Cambridge Entomological Club. 93 
PROCEEDINGS OF THE CAMBRIDGE 
ENTOMOLOGICAL CLUB. 
The annual meeting was held January 9, 1923. The report 
of the secretary shows that ten meetings were held in 1922 with 
an average attendance of seventeen persons. Four members 
were elected, one resigned and two died. A club seal was a- 
dopted and is now used on the cover of Psyche. A course of 
six lectures on insects was given in Febuary and March, a report 
of which is in the record of the April meeting (Psyche vol.XXX 
No. I, Feb. 1923). 
The treasurer’s report shows that the Club’s income was 
increased by $124.55 from the sale of back numbers of Psyche so 
that all expenses of the year were paid. 
The following officers for 1923 were nominated and elect- 
ed. 
President A. P. Morse 
C. W. Johnson 
Executive 
Vice President R. Heber Howe \ O. E. Plath 
Committee | 
Secretary J. H. Emerton (Miss Priscilla Butler 
Treasurer Fred H. Walker 
Editor of Psyche C. T. Brues. 
Dr. C. S. Ludlow of the Army Medical Museum, Washing- 
ton, D. C. was elected a member. 
The retiring president, W. M. Wheeler, addressed the club on 
the relations of some Hemiptera and Diptera with ants. In most 
cases this relation is that of scavengers, the dipterous larvae 
living among the ant larvae and eating their excrement. Certain 
fly larvae coil around ant larvae near the head and eat food from 
a pouch in which is it placed by the worker ants. Some adult 
flies take food directly from the anus of ant larvae. Other flies 
hover over adult ants and take food as it passes from the mouth 
of one ant to another. The hemipterous Ptilocerus has unde 
