136 H. H. NEWMAN. 



PLATE IV. 



FIG. 37. Portion of an ovocyte showing the formation of the first polar body 

 (X8oo). 



FIG. 38. Portion of an ovocyte showing the first polar body undergoing an 

 abortive attempt at division, and an equatorial plate view of the second polar 

 spindle ( X8oo). 



FIG 39. A high power drawing of the chromosome complex of the second matu- 

 ration spindle shown in Fig. 38 (Xi,6oo). 



FIG. 40. Portion of an ovocyte with first polar body in a resting state and a good 

 side view of the second polar spindle (X8oo). 



