TRANSACTIONS OF MICROSCOPICAL SOCIETY. 
DESCRIPTION OF PLATE VIII, 
Illustrating Dr. Greville^s paper on New Diatoms, Series II. 
Eig. 
1. — Rylandsia biradiata, X 600. 
2. — Coscinodisats symmetricus. 
3 — 5. — Creswellia superba. 
6, 7. — ^uodia Barbadensis. 
8. — Triceraiium cornutum, 
9. — T. productum. 
10. — T. inconspicuuniy X 800. 
11. — :r. delicatum, X 600 
12. — T. labyrinthoeum. 
13. — T. areolatum. 
I4i. — T. tessellatum. 
15. — T. robustum . 
16. — T. Browneanum. 
17. — T. (?) blatiditum. 
' 18. — Cocconeis Grantianay X 800. 
\^.—C. granuli/era, X 600. 
All the figures are X 400 except where the contrary is mentioned. 
