February, 1920.] Annual Report. xi 
(3) Note on the vitality and longevity of silkworm moths 
a le the cold and rainy seasons in Bengal, by Maude L. 
egno 
(4) Ob vention on the intra-uterine embryos of elasmo- 
branchs, by T. Southwell and B. Prashad. 
(5) (a) The occurrence of Cyprea nivosa Broderip in the 
Mergui Archipelago. (6) Two Albino varieties of Cypreea erosa 
Linneus. (c) The « occurrence of Cyprea piripormis Gray in 
the Mergui Archipelago. (d) The occurrence of Doliwm varie- 
gatum Lamarck at Maskat. By E. Vredenburg. 
ote on the taxonomic position of the genus Campio- 
ceras and Lithotis japonica by N. Annandale and B. Prashad. 
Botany. 
(1) Notes on the vegetation of Seistan by N. Annandale 
and H. G. Carter. 
(2) Species of parasitic fungi belonging to the genus 
Nocardia by Capt. Froilano de Mello and Dr. J. F. St. Antonio 
Fernandes 
Geology. 
Suggestions concerning the History of the Drainage of 
Northern India, arising out of a Study of the Siwalik Boulder 
Conglomerate, by Guy E. Pilgrim, D.Sc., F.GS. 
The possibility of relationship between the Charnockites 
and the Dharwars, two different metamorphic facies of a single 
formation, by E. Vredenburg. 
Physical Science. 
One physical paper was published during the yea 
Radiation Pressure: the fallacy in Larmor’s Method of Proof, 
by avin apabiegi 
was one paper on Py it gl ag i of Phos- 
phorus Talon and Arsenic and Arsenious Compounds by 
Nogendra Nath Sen 
Medical Section. 
No meetings of this section have been held. 
International Catalogue of Scientific Literature. 
the year no volumes of the International Cata- 
several parcels of books owing to the war and the want of 
transport space, and a promise of an early despatch, was received 
om the Central Bureau. 
Subscriptions covering the value of all copies of the Cata- 
logue received up to date were collected and despatched to the 
Central Bureau in London. 
