280 
C. II. MARTIN. 
The chromatin then becomes concentrated into a large 
number of deeply staining granules (Text-fig. 3), which are at 
Text-fig. 1 . 
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i* V 
Text-fig. 2 . 
. * 3 
4 # * 
Text-fig. 3 . 
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% 
■ # 4 # i • 
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• 
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1. First stage of nuclear division showing the breakdown of the 
karyosome. 
2. Slightly later stage ; the remains of the karyosome have lost 
to a large extent their affinity for chromatin stains. 
3. The chromatin has' commenced to condense into granules. 
Text-fig. 6 . 
Text-fig. 5 . 
Text-fig. 4 . 
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- A, • 
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4. The chromatin granules are irregularly scattered through the 
nucleus, which has assumed an oval shape. 
5. A later stage. 
6. The chromatin granules are becoming grouped in masses. 
first scattered throughout the central portion, of the nucleus, 
which has by this time assumed an irregular oval shape 
(Text-figs. 4, 5). 
