BETTESH MARINE ALGiE. 



109 



Edgecumbe ; Torbay ; Ilfracombe ; Mount's Bay. 

 Belfast Bay. 



Lyngbya speciosa. Summer. On marine rocks between 

 tide-marks. Torbay ; St. Michael's Mount. 



Melobesia agariciformis. Summer. Eoundstone Bay ; 

 Connemara. 



Melobesia calcarea. Summer. On the south coast of 



England, and west of Scotland and Ireland. 

 Melobesia farinosa. Summer. On various Algse. 

 Melobesia fasciculata. Summer. Lying on the sandy 



bottom of the sea. Eoundstone Bay. 

 Melobesia lichenoides. Summer. Coast of Cornwall. 



Galway and Clare ; coast of Cork. 

 Melobesia membranacea. Summer. Common on the 



leaves of Zostera. 

 Melobesia polymorpha. Summer. On rocks all round 



the coast. 



Melobesia pustulata. Summer. On Phyllophora ru- 



bens, and other Algse. 

 Melobesia verrucata. Summer. On rocks round the 



coast. 



Mesogloia Griffithsiana. Summer. Between tide- 

 marks. South of England. West of Ireland, 



Mesogloia vermicularis. Summer. Mewstone. Bovi- 

 sand ; Torquay ; Exmouth. 



