vi ADVERTISEMENT. 



culatcd to gratify the lovers of topo- 

 graphical studies, it was thought that 

 its entire omission would be no loss to 

 the work, considered as a publication 

 in Natural History. Its place is occu- 

 pied by the Naturalist's Calendar and 

 Miscellaneous Observations^ which ap- 

 peared in a separate volume since the 

 Author s decease, extracted from iiis 

 papers by Dr. AikiNo That gentleman 

 has likewise made some farther selec- 

 tions from the papers, wdiich are now 

 all in my possession ; and has under- 

 taken the revision and arrang-enient of 

 the whole. A very valuable addition 

 to the Calendar and Observations has 

 been obtained from the kindness of 

 William Markwick, Esq. F.L.S. 

 well known as an accurate observer of 

 nature ; whose parallel calendar, kept 

 in the county of Sussex, is given upon 

 the opposite columns. 



The Editor flatters himself, that the 

 publication in its present form will 

 prove an acceptable addition to the li- 

 brary of the naturalist; and will, in 



