ERRATA ET CORRIGENDA. 
Page 417, line 9, after “‘ Chairman” énsert ‘ (Sir. P. Egerton).” 
,, 468, line 11, after “ Chairman” insert “ (R. A. C. Godwin-Austen, Esq.).” 
,, 0a3, line 24, dele “valley.” 
», 9¢2, Explanation of Plate XXXIX., add ‘two-thirds natural size.” 
i as ie XL., add “natural size.” 
