ROBERT JAMESON, Esq. 



PROFESSOR, or NATURAL HISTORY IN THE UNIVERSITY OF EDINBDRGHj 



PRESIDENT OF THE WERNERIAN SOCIETY, 



&C. &C. &C. 



AT WHOSE SUGGESTION THIS WORK WAS UNDERTAKEN, 



AND TO WHOSE EARLY AND UNIFORM FRIENDSHIP THE AUTHOR 



IS DEEPLY INDEBTED, 



THESE VOLUMES 



ARE RESPECTFULLY 

 INSCRIBED. 



