ABSTRACT OF PROCEEDINGS. XVil. 
2. ‘*Two New Species of 
HKucalyptus,”’ by R. H. 
CAMBAGE, F.L.S. Re- 
marks were made by 
Mr. H. G. SMITH, and 
Judge DOCKER. 
3. ‘‘A Note on the Occur- 
rence of Muellerian 
Ducts in the Male of 
Hyla ccerulea,”’ by T. 
HARVEY JOHNSTON, D.Sc. 
and C. D. GILLIES, M.Sc. 
i 
Yi. 
Cae 
EXHIBITS: 
1. Dr. H. S. HALCRO WARDLAW 
exhibited, and read a note on “A 
Continuous Dialyser.”’ 
‘“‘Theaccompanying figure (one-fourth 
actual size), shows the construction of 
an apparatus which enables continuous. 
dialysis to be carried out with a limited 
volume of hot or cold water, and 
which can be assembled from materials. 
to be found in any chemical Jaboratory. 
A Soxhlet extractor is connected 
with a flask and a Cribb condenser, 
The steam produced by boiling the 
water in the flask is led to the condenser 
ee by the tube 4. A considerable saving 
of heatiseftected if this tubeis insulated 
Pett 
with sheet asbestos. The dialysing sac, 
not shown in the figure, is attached to 
the holder of an inverted, gas mantle. 
The three arms of the holder engage 
with the wire hooks J, inserted into. 
