EXPLANATION OF THE PLATES AND WOODCUTS. 



Fig. 2. A lumbar vertebra of the same species of Armadillo, with the contour of the part of 

 the carapace which it supports (natural size) : p. 100. 



a, Spinous process. 



b b. Transverse processes. 

 Fig. 3. A corresponding lumbar vertebra of the Megatherium (one-fourth natural size) : p. 101. 



a. Spinous process. 



b b, Transverse processes. 

 Fig. 4. Upper surface of the calcaneum: p. 91. 

 Fig. 5. Anterior surface of ditto (two-thirds natural size) : p. 91. 



PLATES XIV. and XV. 



Map and Sections to illustrate Mr. Sharpe's memoir on the Geology of the neighbourhood of 

 Lisbon : p. 107 to 133. 



PLATE XVL 



Fossil Shells from the modern Deposits near Quebec ; to illustrate Mr. Lyell's Memoir on 

 some Fossil and Recent Shells collected by Captain Bayfield, R.N., in Canada : p. 135 

 to 151. For a list of the shells figured, see p. 151. 



WOODCUT. 



Section in Bornholm to illustrate Dr. Forchhammer's account of changes which have taken 

 place in Denmark during the present period: p. 157 to 160. 



WOODCUTS 



To illustrate Mr. Bowerbank's paper on the London and Plastic Clay Formations of the Isle 



of Wight: p. 170. 

 Section of White Cliff" Bay : p. 171- 

 Section in Alum Bay, copied from Mr, Webster's drawing, vol. ii. first series: p. 172. 



PLATE XVn. 



Illustrates Mr. Hawkshaw's description of the Fossil Trees found at Dixon Fold on the line of 



the Manchester and Bolton Railway: p. 173 to 176. 

 Figs. 1 to 5. Are reduced from drawings made under Mr. Hawkshaw's inspection, and repre- 



