PLATES IN VOL. VIII. 



Plate I. Development of the Echinodenns. 



yjy" [-Anatomy of Antiopa Spinolae. 



IV. New Fossils from the Chalk. 

 V. New species of Pterocyclos. — British species of Dickieia and 



Spirulina. — Holostomum cuticola. 

 VI. 1 



VII. s Development of the Cirripedia. 

 VIII. J 



IX "1 



y" I" Anatomy of Oithona nobihs. 



XLl 

 XII. > Cidaridse of the Oolites. 



XIII. J 



XIV. New British Zoophytes. 

 XV. Anatomy of Pholas crispata. 



XVI. Structure of ThalassicoUa. 

 XVII. Animals causing the Luminosity of the Sea. — Rhizochilus anti- 

 pathicus — Ammonites Braikenridgii — Vermetus subcancel- 

 latus. 



