338 



FERNANDUS PAYNE 



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Fig. 4 Apiomerus crassipes. A, B, D, E and F, pole views of tlic first sperma- 

 tocyte division showing an apparent variation in the number of chromosomes (the 

 bodies marked 'g' are probably yolk granules); C, first spermatocyte division 

 showing the normal number; G, H and 1, side views of the first spermatocyte divi- 

 sion showing the chromosomes constricted and the spherical yolk granules; J, K 

 and L, pole views of the second spermatocyte division showing an apparent varia- 

 tion in number (jf^ shows the normal number) ; M and N, side views of the second 

 spermatocyte division, showing the granules among the chromosomes. X 2275. 



