TRANSACTIONS OF MICROSCOPICAL SOCIETY. 
DESCRIPTION OF PLATE I, 
Illustrating Dr. GreviUe^s paper on New Species of Campylo- 
discus. 
Fig. ' 
\.—Campylodiscus Normanianus. 
2. —C. marginatus^ Johnst. 
3. — C. imperialis. 
4. — C. notatiis. ' ■ 
5. — C. amhiguus. 
6. — C. diplostictus. 
7. — C. Kittonianus. 
All the figures are X 400 diameters. 
