Table 8. Summary of Results of Experiments on Hybrid Androgenesis {Diploid Hybrids 

 Normal Unless Otherwise Noted) 



* Diploid hybrid dies at beginning of gastrulation. 



t Egg nucleus destroyed by radium treatment of egg before fertilization, which may have harmful efTect on 

 egg cytoplasm (cf. Dalcq and Simon, '31). 

 t Diploid hybrid dies as gastrula or embryo. 

 § Diploid hybrid dies in blastula stage. 



144 



