

[E CHEMICAL COMPOSITION OF THE OVARIES 



OF THE 



FRESH WATER GAR, LEPIDOSTEUS 



BY 



ERWIN ELLIS NELSON, A.B., B.S., A.M., 

 (with Dr. C. W. Greene) 



THESIS SUBMITTED IN PARTIAL FULFILMENT 

 OF THE REQUIREMENTS FOR THE 



DEGREE OF 

 DOCTOR OF PHILOSOPHY 



IN THE 

 GRADUATE SCHOOL 



OF THE 



UNIVERSITY OF MISSOURI 

 1920 



