PLATES IN VOL. IV. 



Plate I ) 



jt' > Anatomy of Gymnetrus Banksii. 



III.") 



IV. y Freshwater Sponges of Bombay. 

 V.J 

 V. B. Entozoa from the Lungs of a Sheep. 



VI. New species of Floscularia. 

 VII. New species of Siphonotreta. — Development of Trichodina pedi- 



culus ? 



VIII. 

 IX 



' >■ Alcippe lampas. 



ERRATA. 

 Page 162, 4 lines from top, for Podopilumnus read Notopocorystes. 

 1 12 1 for Notopocorystes read Basinotopus. 



