ERRATA ET ADDENDA. 



Pack vi., likes 19, 21, 23.— For "M.B.I.O.U." read " M.B.O.U. (Member of 

 the British Ornithological Union)." 



Page 39.— Add to the footnote: -"The highest altitude of Oldhury Camp has 

 since been ascertained, on the authority of the Ordnance Survey, to 

 be 615 feet." 



Page 47.— Add to the footnote :—" The highest altitude of Caplar Camp has 

 since been ascertained, on the authority of the Ordnance Survey, to 

 be 596-6 feet." 



Page 1.S5, line 2.— For "April 26th" read "April 24th," and in line 4, after 

 the word "Thursday," insert "April 24th." 



Page 235, line 11.— For " Hochecorne " read "Hauchecorne." 



Page 238, line 25.— For "Van Mons. (Leon de Clerc)," read "Van Mons. 

 L^on Leclerc." 



Page 273, line 3.— After the word "Thursday," insert "April 16th." 



Page 354, line 2.— For "M.B.I.O.U." read "M.B.O.U. (Member of the 

 British Ornithological Union)." 



