AN ATLAS 



OF THE 



Fertilization and Karyokinesis of the Ovum 



BY 



EDMUND B. WILSON, Ph.D. 



FRUFESSOK UK INVERTEBRAlii ZUULOCjy IN COLUMBIA COLLEGE 



WITH THE CO-OPERATION OF 



EDWARD LEAMING, M.D., F.R.P.S. 



INSTKUCTOR IN PHOTOGRAPHY AT THE COLLEGE OF PHYSICIANS AND SURGEONS, COLUMBIA COLLEGE 



PUBLISHED FOR THE COLUMBIA UNIVERSITY PRESS BY 



MACMILLAN AND CO. 



AND LONDON 



1895 



All rizhls reserved 



