120 NATURAL HISTORY 



and exhibits the cilia, which cover the body ; the long se- 

 taceous hair surrounding the mouth ; the curved alimen- 

 tary canal and polygastric stomachs, in different states of 

 repletion. It propagates by a diagonal division, and 

 the animalcule, when just separated, is shorter than after- 

 wards, as shewn at figure 160. Found in various vege- 

 table infusions, and measures 1 -120th of an inch in 

 length. 



