132 A NURSERY FOR THE MICROSCOPE. 



that is swept into its living net. You see one bit of 

 semi-decomposing vegetation after another descend 

 into its funnel-shaped gullet now an Amoeba, and 

 now an unfortunate infusorian, terminates its career 

 in the same trap. 



Fig- 93- 



Rotifer sucking in an Amoeba, by means of the current produced by 



the cilia. 



Not less, but infinitely more interesting when care- 

 fully observed, are the habits of another rarer group 

 of fresh-water animalcules called Polyzoans. They 

 are nearly related to sea-mats, found so plentifully 



