124 I.8.C. Proceedings of the Ninth [N.S., XVI, 
Coniferous Wood. Age: Upper Gondwana (Rajmahal Group) of 
South India. 
steno Wood. Age: Sripermatur Group, Madras Presidency. 
ego us Wood. Age: Cuddalore Sandstone Series, South 
— 
. 
se Gah ai 
Digtrlodonou s Wood. Age: Tertiary of Burma. The spec 
robably sage san 4 abe! with Diipterce pedal 
Cae Hold ut ws a number ‘of structural fea- 
or 
tbed. 
Palmozylon Wadiai, sp. nov.,  silicified palm stem from Jam 
Ages Er wed "Siwalik (the specimen was not foie in 
situ). 
Section of Geology. 
President :—G. H. Tripper, Esq., M.A., F.A.S.B. 
Bearing of geology on some engineering problems in the 
7 Presidency.—By N. N. Ayyanaar and G. G. 
ARK 
engin is essentially a geologist as he has often to solve 
siiabieres which gata geological principles, but as things are at prese nt 
in India t ey do not get the fu enefit, in their training, that a study 
y to solve 
the following interesting a ring problems in the Bombay Preside 
which resolve themselves to be geological “questo ns with a view to 
ee. the ‘importance of geolog By to engineering. 
The bearing of geology on irrigation, particularly in the Dec 
area, is tally discussed, with Seaseations of the water- logging and cule 
-efflor scence from Baramati an — areas near Poona and remedies 
estor 
to almost the normal conditions, are en ested. Similarly the question 
4 ar : 
in the soft ground. To prevent damage, therefore, it is explained that 
i bar 
be the last of the series of sand spits formed on the bends 
of rivers where in = nas ion a very sharp turn due to the obstruc- 
tion caused by the 
Other Seteveabinee: ‘problems — as boring for sub-soil water supply , 
ete., are left over for future oceasio 
Geological results of the Mount Everest Expedition. —By 
A. M. Heron. 
