vi CONTENTS. 



Page. 



VI. — Additional Observations on the Coal 

 Field of Clackmannanshire, and a 

 Description of the absolute Shape 

 or Form of the Coal Fields. By 



Robert Bald, Esq 12S 



VII. — Account of some Sandstone Petrifac- 

 tions found near Fdinburgh. By 

 the Hev. James Grierson, 156 



VIII.: — Description of the Simla sagulata, 

 or Jacketed Monkey. By Dr 

 Traill, 167 



IX. — Description of a New Species of Fe- 

 lloe from Guyana. By Dr Traill,... 170 



X.— Orc the Water Rail. By Dr Fle- 

 ming, 174 



XI. — An Account of the Change of Plu- 

 mage exhibited by many Species of 

 Female Birds, at an advanced pe- 

 riod of life ; Intended as a Supple- 

 ment to Mr John Hunter's Me- 

 moir upon that Subject, in the Phi- 

 losophical Transactions. By Dr J. 

 Butter,. 183 



XII. — Account of some Fossil Remains of 

 the Beaver, (Castor Fiber L.J 

 found In Perthshire and Berwick- 



