434 ANN BISHOP 



Fig. 13. — Part of a conjugant. L., isolated lobes of the meganucleus. 

 M.N., micronuclei which have begun to increase in size but are still close 

 to the lobes of the meganucleus. x 1200. 



Fig. 14.— The spindle of the dividing zygote nucleus in an exconjugant. 

 X 1200. 



Fig. 15. A. and B., division spindles of micronuclei in a conjugant. 

 Spindle A. has flattened apices, x 1200. 



Fig. 16. — 31.8., a micronucleus approaching the spindle stage. 



