LIFE CYCLE OF GYMNODINIOWES INKYSTANS 17 



pears to be exerted in relntion to what may be called a 

 morphogenetic fipld. 

 According to J. Huxley and G. de Beer (1934), "The 



Fig. 6 Gymnodinioides inkystam: tomitogenesis. ' Formation of th^ 

 og.val field ich.o,.) from „. Mig„t,on of 6+c. Dijp In e o 

 the median part of 8 and 9. Isolation of a sector of x r' M l 

 gomg to form the rosette (see the complete tomite on F,. 3b 



