x PREFACE. 
me, and the others by able artists partly from my own slight 
sketches. Messrs. Wolf and Zwecker have furnished most of 
the larger ones, which give an accurate idea of the objects and 
scenes they represent: for the smaller ones, many of which, 
for example the fishes, reptiles, and insects, are drawn with 
extreme care, I am indebted to Mr. E. W. Robinson. 
LEICESTER, January 1863. 
