448 Bibliography. / 
The omitted — are :—~1. The remains of mefpesil crocodile, dis: 
covered at Swanage.—2. The penetil section of th Th 
English strata, aa these are now seen in figures upon the ext 
of Tilgate forest, as seen separately, but we have the most important 
of them grouped in the view of the Maidstone skeleton. 
The volcanic sistsies of France is exhibited as regards the craters, in 
a new, enlarged and beautiful state, but a number ‘of subordinate sec- 
tions of that region are omitted. 
The plan of placing as many figures as possible in the text is excel- 
lent, and so is that of confining - sections and maps to the size of the 
page ; that is, it is highly convenient in saving the trouble and injury 
arising from the unfolding of maps, but it sometimes produces such 
miniatures that we cannot avoid wishing for more room, 
see he de details more distinetly. 
arlier works, the account of the reaeil 
there is a folded map of that island which is very satisfactory. 
ed maps are placed on the right of the subject to whidg mpl refer, = 
unfol 
n former occasions, as cited above, we gave our 0 
favor of Dr. Mantell’s Wonders of Geology, which is the n 
work on the science of geology in the English es ee: 
tion is brought up fully to the present state of the scient 
the mark of great labor and skill in selecting, ante ane 
the immense mass of facts upom which geology is e 
thor’s reasoning also is clear, forcible and conclusiv 
lowance for the different views taken of the same fac 
minds. The Wonders of lh as exhibited by Dr. M 
a fruitful theme of instruction, and a delightful enterte 
luminous and elegant style, his happy explanations, and his 
tiful seaancei illustrations, are all in keeping, so that these® 
