2l8 MUNSON. 



Fig. 88. Section showing germinal vesicle, a pale " Nebennucleolus "; in the 

 cytoplasm a sharply defined, deep-red, fibrous sphere, containing two centrioles. 

 Method : Merkel's fluid, erythrosin, and cyanin. 



Fig. 89. Section showing sphere with a distinct centrosome in a lighter space, 

 which is surrounded by a broad zone of archoplasm and astral rays extending 

 throughout the egg. Method : Merkel's fluid, Weigert's picro-carmine. 



Fig. 90. Section showing germinal vesicle, nucleolus ; in the cytoplasm a 

 granular elongated body at the apex of a fibrous cone of protoplasm. Around 

 the periphery are numerous peripheral bodies. Method : Merkel's fluid, Biondi- 

 Ehrlich. 



