Prospectus of tbe genera, the number of 

 species, and the numberof specimens, contained 

 in the late Mr. Marao's General Collection of 

 Shells, and tbe different countries whence they 

 were procured, arranged according to \Yood- 

 ward's Natural Orders and Families. 



Mrs. Mamo is desirous of clisposing of this 

 Collection by sale. Price £ S00. 



