— 389 — 



Fig. 8 (^=0«/!). 

 a-e: Homotypic ana-telophases in spontaneous hybrid parv, lut. 

 (V. 246—14). 

 f: Homotypic telophasis in artificial hybrid parv, pall (Fj). 





II 







*5:V^ V 







♦• \ 





« 



« 





•il* 



a 



Fig. 9 (2500/,). 

 a-6: F. tricolor nana. 

 a: Interlcinesis; 2 chromosomes are lost. 

 b: Homotypic metaphasis, regiilar. 13+13 chromosomes. 

 c: V. tricolor lutea\\iomoiy'g\c metaphasis. 12+12 chromosomes in 

 the nuclear piates + 2 lost in heterotypic division. 



