Ill 
PAUE 
Notes more especially on the Bridging Convolutions in the 
Brain of the Chimpanzee. By Wm. Turner, M.B., 
F.B.S.E., ...... 578 
On the Theory of the Befraction and Dispersion of Light. 
Part I. By Alfred R. Catton, M.A., F.R.S.E., 
Fellow of St John’s College, Cambridge, Assistant to 
the Professor of Natural Philosophy in the Univer- 
sity of Edinburgh, .... 687 
On the General Equation of Motion of a Heterogeneous 
Compressible System of Particles slightly Disturbed 
from their Position of Equilibrium. By A. R. 
Catton, M.A., ..... 590 
Donations to the Library, . . . .591 
Monday, 6th March 1866. 
Presentation of the Keith Medal, . . .592 
On some Capillary Phenomena. By Professor Tait, . 593 
On Functions with Recurring Derivatives. By Edward 
Sang, Esq., ..... 694 
The World as Governed by Law, Teleologically considered. 
By R. S. Wyld, Esq., . . . .596 
Description of Greenockii (Agassiz) ; with Notes 
on the Structural Relations of the genera Pygop- 
terus, Amblypterus, and Eurynotus. By Ramsay H. 
Traquair, M.D., Demonstrator of Anatomy in the 
University -of Edinburgh. Communicated by W. 
Turner, M.B., . . . . . 597 
Donations to the Library, . . . .599 
Monday, \^th 3Iarch 1866. 
Observations on the Marine Zoology of North Uist, Outer 
Hebrides, — (Coelenterata, Mollusca, Echinodermata, 
Gephyrea, and Pisces). By W. C. M'Intosh, M.D., 
F.L S. Communicated by Professor Allman, 
On the Natural History of Lewis. By Professor Duns, 
D.D., F.R.S.E., ..... 
On M. Mege Mouries’ Process of Preparing Wheat Flour. 
By Professor Wilson, . . ... 
Observations on Meat (Butchers’-meat), in relation to the 
Changes to which it is liable under different circum- 
stances. By John Davy, M.D., F.R.SS., London 
and Edinburgh, &c.. .... 
600 
615 
626 
628 . 
