A CATALOGUE OF THE BRITISH MARINE A.LG& 91 



(Brighton) ; Cheshire (Hilbre Island) ; Isle of Man ; Firth of 

 Forth (Joppa). Rare. 



C. diaphanum Roth. Coasts of Cornwall, Devon, Dorset, Hants, 

 Sussex, Kent, Essex (Dovercourt), Suffolk (Felixstowe), Norfolk 

 (Cromer), Yorks., Durham, Northumberland. Scotland: Hadding- 

 ton, Fife, Forfar, Kincardine, Aberdeen, Orkney, Argyle, Bute, Ayr. 

 Ireland. Channel Islands. Not uncommon. 



C. Deslongchampsii Chauv. Coasts of Somerset (Blue Anchor, 

 Minehead) ; Cornwall (Torpoint) ; Devon (Ilfracombe, Plymouth, 

 Torquay) ; Sussex (Brighton) ; Essex (Southend, Harwich) ; Nor- 

 folk (Yarmouth) ; Yorks. (Scarborough) ; Durham (Sunderland) ; 

 Northumberland (Cullercoats, Alnmouth, Berwick) ; Lanes. (Ulver- 

 ston) ; Cheshire (New Brighton, Hilbre Island) ; Isle of Man. 

 Wales (Anglesea, Llandudno, Swansea). Scotland: Haddiugton, 

 Edinburgh, Fife, Forfar, Kincardine, Aberdeen, Elgin, Orkney, 

 Argyle, Ayr. Ireland (Dublin Bay, Balbriggan, Belfast Lough). 

 Channel Islands. Not uncommon. 



C. cirdnatum J. Ag. (= C. decurrem Harv.). Coasts of Corn- 

 wall (Trevone, St. Minver, Whitsand Bay) ; Devon (Plymouth, 

 Torquay) ; Sussex (Bognor, Brighton) ; Cheshire (Hilbre Island) ; 

 Isle of Man. Wales (Anglesea). Scotland: Fife (Largo); Bute 

 (Arran, Cumbrae) ; Ayr (Ardrossan) ; Orkney. Ireland (Malahide). 

 Rather rare. 



C. aiborescens J. Ag. Coasts of Cornwall (Mount Edgcumbe) ; 

 Devon (Torquay) ; Argyle (Dunoon) ; Bute (Cumbrae) ; Orkney 

 (Kirkwall). Probably not uncommon. 



C. fniticulosum Kiitz. Coasts of Devon (Torbay) ; Dorset 

 (Swanage) ; Northumberland (Berwick). Rare. 



C. Crouanianum J. Ag. Coasts of Cornwall (Falmouth) and 

 Devon (Torquay). Rare. 



C. vimineum J. Ag. Devon (Falmouth); Dublin (Balbriggan). 



C. tenue J. Ag. Coast of Orkney (Kirk wall). 



C. botryocarpum Griff. Coasts of Cornwall (St. Minver, Fal- 

 mouth) ; Devon (Plymouth, Torquay) ; Hants (Isle of Wight) ; 

 Sussex (Brighton) ; Yorks. (Scarborough) ; Durham (Seaham) ; 

 Northumberland (Berwick); Isle of Man. Scotland: Haddington 

 (D unbar) ; Edinburgh (Joppa) ; Fife (Earlsferry) ; Forfar (Arbroath) ; 

 Bute (Arran, Cumbrae); Ayr (Saltcoats, Ardrossan). Ireland and 

 Channel Islands. Not uncommon. 



(?. riibrum Ag. a pedicellatum J. Ag. Common almost everywhere 

 on the British coasts. Vars. /? fasciculatum J. Ag. et y corymbiferum 

 J. Ag. Not uncommon on the southern coasts of England and 

 Scotland. 



C. secundatum J. Ag. Cornwall (Scilly Islands) ; Orkney (Skaill) ; 

 Clare (Kilkee). Rare. 



C. pomatum Crn. (= C. ^licrocladia Cocks). Cornwall (Prid- 

 mouth, Looe, Constantine Bay) ; Dorset (Weymouth, Studland) ; 

 Northumberland (Berwick) ; Bute (Cumbrae). Rare. 



? C. Derbesii Kiitz. Coasts of Devon and Antrim. 



C. flabelligerum. Coasts of Somerset (Blue Anchor, Minehead, 

 Pentire) ; Cornwall (Trevone, Padstow. St. Minver, Mount's Bay, 



