1]. 



BASAL GRANULE OF FLAGELLUM 



8 9 



Fig. 68. — Binary Fission in Ileteromita uncinata ( x 4,000). (Original.) 



1 . Normal flcagcllate with blepharoplast on surface of nuclear membrane. 



2. The flagellate has become rounded and its blepharoplast divided, while two new flagella have 



foiiiKMl. The kaiyosonie has hioken \\\, into granules. 



3. The lilc|ili;irnplastsnccu])y the poles of a s|iin(llc whitli has an ecpiatorial plate of chromosomes. 



4. The elu-omusonics have divided to form two daughter plates. 



5. End view of the equatorial plate. " G. The daughter plates are separating. 



7. Formation of two nuclei and the reconstruction of karyosome. 



8. Commencing division of the flagellate. 



9. The karyosome has re-formed and the flagellate is about to divide. 



