276 



SUBKINGDOM PROTOZOA. 



ing from contact with foreign substances. Some species are 

 naked, while others are protected by a shell. When particles 



Mg. 469. 



Fir/. 4/0. 



Anujeba radiSsa, Ehizopod. 



Nummulltes ataica, Hhizopod. 



of food are wafted into contact with this gelatinous mass, 

 finger-like processes — in some species filamentous, in others 

 blunted — shoot out and wrap up the nutritive particles, 

 so completely enveloping them as to appear like a thin 



Mg. U71. 



Foraminiflia in Ulialk. 



