REPRODUCTION 



15 



Fig. 6. — Budding 'of 

 Yeast. (After Prantl.) 



Fig. 7. — Budding of Sponge 

 Colony. (After Haeckel.) 



{From Geddes and Thomson, " The 

 Evolution of Sex.") 





r^c^ 



"^ii 



^- 





^ 



j:^^^ 













Fig. 8. — Budding of Syllis Ramosa, a Marine Worm. 

 [From Geddes and Thomson, " The Evolution of Sex,") 



