CILIATA 



"3 



Fig. 92. 



■?, 



Fig. 93. 



Fig. 92. A group of individuals of Vorticella in various phases of the life 

 history. From Borradaile. a, Ordinary individual, b, The same contracted, 

 c, Ordinary fission, d, A later stage of the same, e. Free-swimming individual 

 produced by ordinary fission. /, /', Two modes of fission to form microcon- 

 jugants (/, budding;/', repeated fission of one product of a binary fission). 

 gy Conjugation. 



Fig. 93. Carchesium epistylidis, x 100. After Saville-Kent. 



