CONTENTS. . %\ 



CHAPTER II. 

 Two principal Opinions on the caufe of Animals 

 dying in Stagnant Air — ^Whether it lies in the 

 diminifhed Elafticity of the Air - - - 83 



CHAPTER III. 



Whether the Refpiration of Animals in Stagnant Air 

 occafions their Death. — "Why the developement 

 of Seeds and Eggs is, in certain fituations, pre- 

 vented by Confined Air - - - - 102 



Ohjervationt and Experiments on fotne Jingular Animals vnhich 

 may he killed and revived. 



SECTION I. 



The Wheel Animal - • - « . nq 



' SECTION II. 



The Sloth, Angullla5 of Tiles, and ihofe of blighted 

 Com .----•,. ij^ 



Ohfervations and Experiments on the Origin of the Plantula 

 0/ Mould - 



TRACTS 



