ERRATA. 



Page 29, line 14, for " valuable" read u variable." 

 „ 4G, „ 15, for " was " read " were." 



50, 60, and 70, among synonyms, for " Metr." read " Meth." 

 „ 70, line G, for " oval " read " oral." 

 „ 73, last line, for " Micheli " read " Meckel." 

 „ 106, add to synonyms of " Cribella rosea" " Linkia rosea, Thompson, 



An. Nat. Hist. No.xxxi. June, 1840. 

 „ 224, line 2, for " two" read " ten." 



London : 



printed i'.y samuel bentley; 



Bangor House, Shoe Lane 



