The Structure of the Nucleus. By E. J. Bhe'p'pard. 469 



a continuous membrane, but by the interlacing threads of linin 

 with its chromomeres and the closely contiguous reticulum of the 

 cytoplasm. 



From the sections and photographs displayed it would, there- 

 fore, appear that the interior of the nucleus is homogeneous, that 

 there is no continuous membrane enclosing it, but that the 

 boundary is an open network of linin and its chromomeres, which 

 hitherto was regarded as permeating the whole of the interior. 



