GIDEON ALGERNON MANTELL, LL.D. F.R.S. AUTHOR OF THE FOSSILS OF TILGATE FOREST, +1853. "To the natural philosopher there is no natural object unimportant "We know not a millionth part of the wonders of this beautiful IN TWO VOLUMES. VOL. I. FOURTH EDITION. LONDON:-RELFE AND FLETCHER, 17, CORNHILL. 1840. |