a 



Ji 



c 



* 



:: 



t 



* \ 



- - 



I 



h 



I 



FIG. 4. Anasa Iristis. a-f, first o6cyte- (polar) division; a, four chromosomes 

 in initial anaphase, side view, showing tetrad-character; b, final anaphase, side 

 view; c and d, daughter groups from the same anaphase-spindle, slightly oblique 

 polar view; e and /, the same from another egg; g, metaphase-group. side view, 

 second oocyte- (polar) division, h, the chromosomes of the last drawn at three 

 different focal levels. *, the chromosome-group of the first polar body from the 

 same egRS 



