ft 



derm. In the .ore is a small se wity 



f_s_j_c,), on the ri 



- There is no 



Cells have t out of m, 



:h are foui cal cell 



umber of vacuoles (v.), an . be- 



low wi yolk. - . . . 



sixty- four- ce . AtA 



blaatoderms it 



is here In - A 



L out to a vesicle 



line is i '/o-celled stages a ove . 



i cavity i >ortion, Lug there is no distinct 



periblast, of proto] . . 



large vacuole ' Ik in i part. In s 



c as e s 



] oints tow 



if a fine thread, used to separate the parts. had elon 



v . 



i <s conditions as s. 

 found 

 Is in a short section on Corijegonus in 



Eycleshymer ' s paper on Amblysto others). 



This . , however, that these divided blast 



do not result in double embryos* ".'. told 



