Bulletin of the Museum of Comparative Zodlogy 
AT HARVARD COLLEGE. 
Vor, Ee: =No:, 3: 
THE SPERMATOGENESIS OF PHRYNOTETTIX MAGNUS, 
WITH SPECIAL REFERENCE TO SYNAPSIS AND THE 
INDIVIDUALITY OF THE CHROMOSOMES. 
By D. H. Wenricu. 
Wits Ten Puates. 
CAMBRIDGE, MASS., U. S. A.: 
PRINTED FOR THE MUSEUM. 
FEBRUARY, 1916. 
