128 



BULLETIN OF THE BUREAU OF FISHERIES. 



Fig. ioi. — ^Mature unfertilized egg. 



Fig. I02. — Egg with blastoderm of 2 cells. 



Fig. 103. — Egg with blastoderm of 16 cells. 



Fig. 104. — Egg with blastoderm in advanced stage of cleavage, 

 periblast (PB) differentiated. 



Fjc_ 105.— Egg showing genn ring (GR) well differentiated and Fig. 106.— Egg showing embryo with 22-24 somites, 



early stage in differentiation of embryonic shield (ES). 



MENIDIA MENIDIA NOTATA. 



