210 Proceedings of the Pioyal Physical Society. 



Memhraniporella nitida (Jolmst.). 



Firth of Forth (C. W. P) ; on shells, rocks, 



etc. {M'B). 



The Lejpralia nitida of Johnston and 



Busk. 



MlCROPORELLID^. 



Microporella ciliata ,(Vq1\.). 



Firth of Forth {C. W. P.) ; on rocks and 



FiLci (M'B.). 



The Leprcdia ciliata of Johnston and Busk. 

 M. malusii (Audouin). 



Newhaven (C. W. P.) ; on shells, etc. 



(M'B.). 



The Leprcdia hiforis of Johnston. 



Mypjozoid^. 

 Schizoporella linearis (Hassall). 



Newhaven {C. W. P.) ; Firth of Forth {Ed, 



Mus). 



The Lepralia linearis of Johnston and 



Busk. 

 S. auriculata (Hassall). 



Firth of Forth {C. W. P.). 



The Lepralia auricidata of Johnston and 



Busk. 

 S. hyalina (Linn.). 



On Algse, stones, and corallines {MB.). 

 Hippothoa divaricata (Lamk.). 



We dredged this species in the Firth last 



summer. 



ESCHARID^. 



Porella eoinpressa (Sowerby). 



Fifeshire coast, rare {J. G). 



The Cellepora cervicornis of Johnston, Busk, 



and other authors. 

 Smittia trispinosa (Johnst.). 



Firth of Forth {C. W. P.). 



The Lepralia trispinosa of Johnston. 



