STUDIES ON GERM CELLS 



nOBERT \V. HEGNER 



PLATE f, 



37 



n.c 



00 c 



EXPLANATION" OF FIGURES 



Miaslor ainericana Felt 



37 Frontal section through the posterior end of an ohlor embryo showing 

 two rows of four germ cells each (oogr.,). 



38 A section through an ovary containing eight oogonia (.00.94), one of which 

 is dividing by mitosis (a). 



39 A section through an ovary containing sixteen oogonia (oogi). 



40 A section through a young oocyte (00c) and the accompanying nurse cells 

 ()i.r). 



505 



