PROCEEDINGS 
OF THE 
ROYAL SOCIETY OE EDINBURGH. 
SESSION 1862-63. 
CONTENTS. 
Monday^ ^4:th November 1862. 
Opening Address, Session 1862-63. By Principal 
Forbes, , . . . 
Donations to the Library, .... 
Monday, \bth December 1862. 
On the Bepresentative Relationships of the Fixed and 
Free Tunicata, regarded as two sub-classes of equi- 
valent value ; with some general remarks on thei^' 
Morphology. By John Denis Macdonald, F^^m 
B.N., F.B-.S., Surgeon, H.M.S. “ Icarus.” Com- 
municated by Professor Maclagan, 
On the great Refractor at Elchies, and its powers in 
Sidereal Observation. By Professor C. Piazzi 
Smyth, Astronomer-Royal for Scotland, . 
Donations to the Lib^y . • • • 
PAGE 
2 
35 
46 
47 
48 
Monday, 6th January 1863. 
Biographical Account of Professor Louis Albert Necker, 
of Geneva, Honorary Member of the Royal Society 
of Edinburgh. By David James Forbes, D.C.L., 
\Turn over. 
