PLATES IN VOL. IV. 
Tran Anatomy of Gymnetrus Banksii. 
ITT. 
IV. } Freshwater Sponges of Bombay. 
v: 
V. B. Entozoa from the Lungs of a Sheep. 
VI. New species of Floscularia. 
VII. New species of Siphonotreta.—Development of Trichodina pedi- 
culus ? 
ee } Alcippe lampas. 
ERRATA. 
Page 162, 4 lines from top, for Podopilumnus read Notopocorystes. 
, 12 — 
, for Notopocorystes read Basinotopus. 
