Microscopical Essays, 



fwimming about with the extremities joined together. Found in 

 water that has been kept for fome days. 



32. Enchelis Intermedia. 



Enchelis cylindracea, hyalina, margine nigricante. Cylindri- 

 cal enchelis, tranfparent, with a blackifh margin. 



This animalculum forms an intermediate kind between the 

 monas punclum, the enchelis feminulum, and the cychdium 

 milium. It is one of the fmalleft among the animalcula. The 

 body is tranfparent, it has no vifible interlines, the fore and hind- 

 part are of an equal fize, the edge of a deeper colour than the 

 reft of the body ; a point is to be feen in the middle of fome of 

 them, in others it is as if a line palled through the middle. 



33* Enchelis Ovulum. 



Enchelis cylindrico-ovata hyalina. Egg-fhaped tranfparent 

 enchelis. 



A tranfparent, round, egg-fhaped animalculum; nothing is 

 difcovered within fide, even by the third magnifier ; but with an 

 increafed power fome long foldings may be feen on the fuper- 

 ficies, and here and there a few bright molecules. 



34. Enchelis Pirum. 



Enchelis inverfe conica, poftice hyalina, Pear-form enchelis, 

 the hinder-part tranfparent, 



This 



