THE SPERMATOGENESIS OF LEPISMA DOMESTICA 



BY 



HARRY H. CHARLTON 



(Osborn Zoological Laboratory, Yale University} 



DIS ; ION 



A DISSERTATION 



presented to the Faculty of the Graduate School of Yale University, 

 in candidacy for the Degree of Doctor of Philosophy 



1920 



Reprinted from JOURNAL OF MORPHOLOGY, Vol. 35, No. 2, June, 1921 



