42 CATALOGUE OF THE BRITISH MARINE 



H. Liechteiirtemii Batt. ( Myrionema Liechtensternii Hauck). 

 Coast of Northumberland (Berwick). Very rare. 



Gen. 109. CHILIONEMA Sauv. 



(7. Xathtili<v Sauv. (= Myrionema Ledancherii Harv. pro parte). 

 Coasts of Devon (Torquay, Siclmouth) and Dorset (Swanage). Rare. 



C. reptaax Sauv. (= Ectocarpus reptans Crn.). Coasts of Dorset 

 (Swanage, Durlston Head), Suffolk (Felixstowe), Northumberland 

 (Berwick), and Anglesea (Puffin Island). Very rare. 



C. ocellatum Sauv. (== Ascoct/clusocellatus'Rke.) Coasts of Devon 

 (Sidmouth), Dorset (Swanage), and Northumberland (Berwick). 

 Channel Islands (Alderney). Rare. 



Gen. 110. ASCOCYCLUS Magn. 



A. orbicularis Magn. Coasts of Cornwall (Scilly Islands) ; 

 Dorset (Swanage); Sussex (Bognor). Scotland: Bute (Isles of 

 Arran and Cumbrae) ; Ayr (Portincross). Ireland: Galway. Chan- 

 nel Islands (Jersey, Alderney). Not uncommon on the leaves of 

 Zoster a. 



A. liispanicm Sauv. Coasts of Devon (Sidmouth) and Dorset 

 (Swanage). On the fronds of Saccorhiza polyschides and Laminar ia 

 saccharina. Rare. 



A. spharophorus Sauv. Coasts of Cornwall (Scilly Islands); 

 Devon (Sidmouth) ; Dorset (Swanage). Channel Islands (Jersey). 

 Locally abundant. 



Gen. 111. RALFSIA Berk. 



Subgenus 1. STRAGULARIA (Stromf.). 



R. s pony io car pa Batt. (= R. clavata Rke., non Farlow). Coasts 

 of Devon (Plymouth, Wembury), Dorset (Swanage), Sussex (Bog- 

 nor), and Northumberland (Berwick). Rare. 



R. clavata Farlow (= Myrionema clavatum Harv., Ralfsia clavata 

 Crn. (pro parte), R. Borncti Kuck., et Stragularia adhcerens Stromf.). 

 Coasts of Cornwall (Penzance, Falmoutli, Fowey) ; Devon (Tor- 

 quay) ; Dorset (Chapman's Pool) ; Essex (Estuary of the Orwell 

 and Stour) ; Northumberland (Berwick). Scotland: Argyle (Appin, 

 Loch Goil) ; Bute (Isles of Arrau, Bute, and Cumbrae) ; Ayr (Fair- 

 lie, Saltcoats). Channel Islands (Guernsey, Alderney). Locally 

 abundant. 



R. pusilla Batt. (= Stragularia pusilla Stromf.). Coasts of 

 Dorset (Swanage) and Northumberland (Berwick). Scotland: Bute 

 (Isle of Cumbrae). Very rare. 



R. discifonnis Crn. Coast of Devon (Plymouth, Wembury). 

 Very rare. 



Subgenus 2. EURALFSIA. 



R. vermcosa Are sell. Coasts of Cornwall (St. Minver, Trevone, 

 Mount's Bay, Falmouth, Fowey) ; Devon (Plymouth, Torquay, 

 Exmouth, Sidmouth) ; Dorset (Chapman's Pool) ; Hants (Isle of 

 Wight); Sussex (Bognor); Yorks. (Filey, Whitby) ; Northumberland 

 (Hartley, Berwick); Cheshire (Hilbre Island). Wales: Anglesea 

 (Puffin Island); Carnarvon (LlaDfair-is-gaer). Scotland: Ber- 

 wicks. (Burnmouth) ; Haddington (Dunbar) ; Edinburgh (Joppa) ; 



