Bulletin of the Museum of Comparative Zoology 
AT HARVARD COLLEGE. 
Vot.’ LHL Noin: 
SPERMATOGENESIS IN ACRIDIDAE AND LOCUSTIDAE. 
By HERBERT SPENCER Davis. 
Wits NINE PLATEs. 
CAMBRIDGE, MASS., U. S. A.: 
PRINTED FOR THE MUSEUM 
DECEMBER, 1908. 
