No. 5.] 



DESMOGNA THUS FC/SCA. 



209 



ting of the chromatin segments, there being thus agreement 

 with the results of Flemming and Meves on the European form 

 Salaviandra, as opposed to those of vom Rath. The possibil- 

 ity of a reducing division is nevertheless believed to exist. The 

 diagram on the preceding page sets forth the author's interpre- 

 tation of the division of the chromosomes in the last two 

 divisions. 



Cornell University, Ithaca, N. Y., 

 February i, 1899. 



