Fio. 113. A, Multicilia lacuslris, after Lauterborn. /I., Flagclla, one of which 

 is curled up into a loop ; ps., pseudopodium-like process ; N., one of the 

 nuclei (the others are hidden by the ingested food-masses) ; C., ingested 

 Chlamydomonads ; c., chlorophyll-bodies, the remains of other Chlamydo 

 monads in process of digestion. B, Multicilia palustna, after Penard. N., The 

 single central nucleus. 



