PLATE 3 
EXPLANATION OF FIGURES 
27 Early anaphase of a secondary spermatogonium showing differences in the 
attachment of the spindle fibers. 
28 to 31 Later stages in the anaphase of secondary spermatogonia. 
32 to 34. Telophases showing migration of the centrosome. 
35 Advanced telophase of secondary spermatogonium. Themitosome or spin- 
dle remnant is arising and the centrosome (only seen in the upper cell) has com- 
pletely moved around the nucleus. 
110 
