TRANSACTIONS OF MICEOSCOPICAL SOCIETY. 
DESCRIPTION OF PLATE I, 
Illustrating Mr. Lobb's paper on the Self-division of Micras- 
terias denticulata. 
rig. 
1. — Micrasterias denticulata in the first stage of self-divisiou. 
2. — „ „ in the second stage of self-division. 
3. — „ . „ in the second stage of self-division, the endo- 
chrome coming in differently to what it 
does in figure 2. 
4. — „ „ in the third stage of self-division. 
5. — „ „ in the fourth stage of self-division. 
6. — „ „ in the fifth stage of self-division. 
7. — „ „ self-division completed. 
