February, 1919.] Annual Report. xi 
raki), pe (N. Annandale), Crustacea Decapoda and Sto- 
matopoda (S. W. Kemp) and the Mollusca of the Tai-Hu (N. 
Apaktaes. D. R. Bhattacharya has published in the Journal 
Notes on the Anatomy of a Double Monstrosity in the Chick. 
BoTAny. 
Three botanical papers have been published in the Journal : 
Some observations on the rust on Saunea asplenipolia by K. 
Mehta; A Preliminary Note on the Flora of the Anaimalais by 
C. Fischer ; and The Burmese Sesamum Varieties by A. 
McKerral. 
Physical Science. 
Two papers on physics were published aria the year—On 
a new Theorem in Elasticity, by M. N. Saha, an nd On the 
Pressure of Light by M. N. ‘Saha and S. Chakravarti. From 
he i i i 
mean kinetic, and mean potential energies of an elastic system 
in terms of surface tractions, and surface displacements. In 
free from any disturbing act 
One chemical paper was pebhaied On Porphyroxine, a new 
alkaloid in opium, isolated by the author, Mr. J. N. Rakshit. 
Medical Section. 
Owing to the continued absence at the war of a large 
number of the medical members there was no meeting during 
the year 1918. 
It is gratifying to learn that the sie Science Congress 
has — medical science within its scope. 
that during 1919 manv papers will be contri- 
Sef Hb the medical section of the Society. 
International Catalogue of Scientific Literature. 
The Zergepnd of the Regional Bureau for India and — 
lon (Sir P. C. Ray) reports that during the year no volume 
of the Cataloaas were received from the Central Bureau, a 
it is expected that = the abatement of war risks parce els are 
mrobeey now on the w 
indexing of ae literature for the year has been 
aoe and a few hundred slips will be ready for despatch to 
the Central Bureau during March and April, 1919. 
