190 BRITISH SPOXGIAD2E. 



in height, the same in breadth, and one inch and a half 

 in greatest thickness. It is thin at the base and in- 

 creases in thickness upwards. Numerous oscnla occur 

 at and near the distal termination of the sponge, they 

 exceed twenty in number. The greater number were 

 funnel-shaped orifices, the bottom of some being open 

 while others were closed by a membrane. The general 

 surface characters of the coriaceous texture were in 

 perfect accordance with those of the type specimen." 



