sm 







it 



3r# "■ 



Fig. 11, Two eggs apparently undergoing the first division, but in 

 which no trace whatever can be found of the entrance 

 of a male gamete, x 96. 



Fig. 12. A fully ripe egg. The cytoplasm contains the " proteid 

 bodies." The nucleus is near the centre. This example 

 contains an unusually large nucleolus, x 96. 



