RIGHT HONOURABLE AND HONOURABLE 



THE TRUSTEES OF THE BRITISH MUSEUM, 



HIS GRACE JOHN BIRD LORD ARCHBISHOP OF CANTERBURY, 

 THOMAS LORD TRURO LORD HIGH CHANCELLOR, 



RIGHT HON. CHARLES SHAW LEFEVRE SPEAKER OF 

 THE HOUSE OF COMMONS, 



THIS ATTEMPT TO RENDER 

 THE GALLERY OP ORGANIC REMAINS 



MORE INTERESTING AND INSTRUCTIVE TO THE PUBLIC IN GENERAL, 

 AND MORE CONDUCIVE TO THE ADVANCEMENT OF 



SCIENTIFIC KNOWLEDGE, 



BY CONNECTING THE GEOLOGICAL HISTORY 



OF THE MOST IMPORTANT SPECIMENS WITH DESCRIPTIONS 



OF THEIR ORGANIC CHARACTERS AND RELATIONS, 



IS MOST RESPECTFULLY DEDICATED 

 BY 



THE AUTHOR. 



11 Ih October, 1851, 



CHESTER SQUARE, 



PIMLICO, LONDON. 



