PLATE 2 
EXPLANATION OF FIGURES 
7 Section through the testis of A. cristata in October. It corresponds to the 
dotted portion of text fig. 1. The cells are some 7.5 uw in diameter. 
8 Section through a testis of A. cristata in February. It corresponds tothe 
dotted portion of text fig.2. Fibrous degeneration and phagocytosis are apparent. 
9 Section through the testis of A. cristata; numerous spermatophores are 
forming. 
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