Vlll CONTENTS OF VOL. XXIII. 



PLATE, 



Illustrative of Captain James's Paper on the Variegated Appearances of 

 the New and Old Red Sandstone Systems. 



Errata. 



Vol. XXII. 

 Page 464, paragraph 81, line 4, for cathion read anion. 



Present Volume. 

 P. 274, line 2 from the bottom,/or B C, C D, &c, read B C, D E, &c. 



