PROCEEDINGS 
OF THE 
ROYAL SOCIETY OF EDINBURGH. 
SESSION 1863-64. 
CONTENTS. 
Monday, ^th December 1863. 
PAGE 
Opening Address. Session 1863-64. By Professor Innes, 
one of the Vice-Presidents, . . .130 
Donations to the Library, . . . , 147 
Monday, 4^A January 1864. 
On the Great Drift-Beds with Shells in the South-west of 
Arran. By the Kev. Robekt Boog Watson, B.A., 
F.R.S.E., Hon. Mem. Naturw. Ver. Liineburg, . 157 
On the Agrarian Law of Lycurgus, and one of Mr Grote’s 
Canons of Historical Criticism. By Professor Blackie, 159 
On the Occurrence of Amoebiform Protoplasm and the 
Emission of Pseudopodia in the Hydroida. By Pro- 
fessor Allman, . . . . .158 
Donations to the Library, . . . , 159 
' Monday, 18fA January 1864. 
Description of the Lithoscope,an instrument for distinguish- 
ing Precious Stones and other bodies. By Sir David 
Brewster, K.H., .... 160 
