332 ON SOIL PROTOZOA, 



rigs. 61-63. Completion of fission and reorganisation of the ttangliter-niiclei. 



64 & 65. Stages in encystation showing the production of deeply staining 

 granules within the endoplasm. In tig. 64 the endoplasm appears 

 sharply separated from the ectoplasm. 



Figs. 66-74. Amceba agricola, sp. n. X 2786. 



Fig. 66. Normal form. 



67. Granulation of the karyosome. 



Figs. 68-70. Showing a variety of stages in the arrangement of the chromosomes on 

 the nuclear spindle. In each case there appear to be two principal 

 chromosomes at each pole and variously situated chromosomes in the 

 equatorial region. 



Fig, 71. The chromosomes are drawn to each pole. 



Figs. 72-74. Granulation of chromosomes a,ud formatiou of daughter-nuclei. 



