A CATALOGUE OF THE BEITISH MARINE ALG^E 87 



Cumbrae) ; Ayr (Ardrossan). Ireland : Generally distributed. 

 Channel Islands. Not uncommon. 



C. tripinnatum Ag. Devon (Plymouth, Paignton) ; Galway 

 (Roundstone). Very rare. 



C. Dudresnayi Crn. (= C. affine et C. purpurascens Harv.). 

 Devon (Plymouth); Northumberland (Berwick); Bute (Isles of 

 Bute and Cumbrae); Edinburgh (Joppa). Rare? 



C. Hookeri Ag. (incl. C. lauosuni et C. spinosum Harv.). Coasts 

 of Cornwall (Mount's Bay, Falmouth, Looe, Fowey) ; Devon (Ilfra- 

 combe, Plymouth, Torquay, Sidmouth) ; Dorset (Weyniouth) ; Hants 

 (Isle of Wight) ; Sussex (Brighton) ; Norfolk (Yarmouth) ; Durham 

 (Roker) ; Northumberland (Hartley, Bamborough, Alnmouth, Ber- 

 wick); Cheshire (New Brighton) ; Isle of Man. Wales (Anglesea). 

 Scotland : Haddingtou (Dunbar, North Berwick) ; Edinburgh 

 (Joppa); Fife (Elie, Earlsferry); Forfar (Arbroath) ; Kincardine 

 (Stonehaven) ; Orkney (Skaill) ; Argyle (Loch Etive) ; Bute (Arran, 

 Cumbrae). Ireland: Cork (Youghal) ; Wicklow ; Dublin (Killiney, 

 Clontarf, Malahide) ; Belfast Lough ; Clare (Kilkee). Channel 

 Islands. Frequent. 



C. Brodiai Harv. Coasts of Cornwall (Mount's Bay, Penzance, 

 Falmouth) ; Devon (Plymouth, Torbay) ; Dorset (Studlaud) ; Hants 

 (Isle of Wight) ; Northumberland (Berwick). Scotland : Fife (Earls- 

 ferry) ; Forfar (Arbroath); Kincardine (Stonehaven); Aberdeen 

 (Peterhead, Aberdeen); Elgin (Forres) ; Bute (Arran, Cumbrae); 

 Ayr (Saltcoats). West coast of Ireland (Kilkee, Miltown Malbay). 

 Rare. 



C. fniticulositm J. Ag. Coast of Dorset (Swanage). Very rare. 



C. arbuscula Lyngb. Coasts of Hants (Shanklin) ; Yorks. 

 (Filey); Durham (Seaham); Northumberland (Cullercoats, Whit- 

 ley, Newbiggen, Alnmouth, Berwick) ; Isle of Man. Scotland : 

 Haddington (North Berwick, Dunbar) ; Edinburgh (Joppa) ; Fife 

 (Elie, Anstruther, St. Andrew's) ; ' Forfar (Arbroath) ; Kincardine 

 (Stonehaven) ; Aberdeen (Peterhead, Aberdeen) ; Moray Firth ; 

 Caithness (Wick) ; Orkney (Skaill) ; Bute (Arran) ; Ayr (Ballan- 

 trae). W T . Ireland: Mayo (Ballycastle) ; Clare (Kilkee); Kerry 

 (Dingle); Cork (Bantry). Channel Islands. Common on the 

 shores of northern England and Scotland, and the west of Ire- 

 land. 



C. tetrayonum Ag. a, yemdnum Hauck. Coasts of Cornwall (St. 

 Minver, Scilly Islands, Mount's Bay, Falmouth, Looe) ; Devon 

 (Ilfracombe, Plymouth, Torquay, Exmouth) ; Dorset (Portland, 

 Wey mouth, Swanage) ; Hants (Isle of Wight) ; Yorks. (Scar- 

 borough) ; Isle of Man. Wales (Anglesea). Scotland: Aberdeen 

 (Peterhead) ; Orkney (Skaill, &c.) ; Bute (Isles of Arran and Bute) ; 

 Ayr (Portincross). Ireland: Dublin (Howth) ; Antrim (Bally- 

 castle); Galway (Roundstone). Channel Islands. Not uncommon. 

 ft bracldatum J. Ag. (= Callithamnion brachiatum Harv.). Corn- 

 wall (St. Minver, Falmouth, Whitsand Bay); Devon (Ilfracombe, 

 Wembury) ; Dorset (Weyniouth, Swanage) ; Sussex (Brighton) ; 

 Northumberland (Cullercoats) ; Isle of Man. Scotland : Orkney 

 (Skaill) ; Argyle (Appin, Machrihanish Bay) ; Bute (Cumbrae) ; 



