DYNAMICS^ — MORPHOGENESIS AND INHERITANCE 415 



(^45 (TO OTO (jr^ CH) 



QJO CM) (H) (M) Of* 



OTO OO (X) 0^ oo 



(^ 0€ Cp ^ (^ 



0-<^ 0^ (30 OO 



4 



a 3 , 9-0 ^ oo 



(f 9^ ^ 9o '^ 



Figures 1 to 4 



