\ l PREFACE. 



guide in a country abounding in treasures. It was 

 impossible to have attempted a more detailed descrip- 

 tion than has been given in dealing with the vast expanse 

 of natural objects presented to his contemplation. If, 

 however, the notices have been sufficiently ample and 

 precise *o assist the study of the reader, the Author will 

 have accomplished the most cherished object he had in 

 view in presenting the work to the public. 



L Bedtokd Sqdarf., 

 October. :8S7. 



