PLATES IN VOL. XII. 
PuaTe I, 
II. } Structure of Anchinia. 
mu. | 
IV. Tintinnodea. 
V. Hynobius lichenatus—Spelerpes peruvianus. 
VI. Fossil Entomostraca from Siberia. 
VII. Structure of Tristychius. 
VIII. New Earthworms. 
IX. Fossil Entomostraca from Spitzbergen. 
X. Stenopora Howsii. 
XI. 
XI. 
XIII. | New Sponges. 
XIV. | 
Xx Vi 
