A CATALOGUE OF THE BRITISH MARINE ALG^ 63 



Fowey) ; Devon (Tor Abbey, Sidnioutb) ; Dorset (Wey mouth, 

 Swanage). Scotland : Bute (Isles of C umbrae and Bute) ; Ayr 

 (Girvan). West coast of Ireland (Roundstone Bay, Miltown Mai- 

 bay, &c.). Channel Islands (Jersey, Guernsey). Probably not un- 

 common. ft HystrLv Hauck (= G. corneum j Hystrix J. Ag.). 

 Coast of Dorset (Weymouth, Aug. 1900, E.A. B.). - - y laciniata 

 Batt. (= G. corneum. var. laciniatiun Kiitz.). Coast of Devon (Tor 

 Abbey, March, 1883, E. M. Holmes).- S Jiexnosum Batt. ( G. 

 corneum var. flexnosum Harv.). Coasts of Cornwall (Mount Edg- 

 cumbe) and Devon (Torquay). 



G. sesquipedale Thur. (= G. corneum var. sesquipedale Grev.). 

 Coast of Devon (Torquay, Sidmouth). Rare. 



G. melanoideum var. jilamentosa Shousb. Coasts of Sussex 

 (Hastings) and Northumberland (Alnmouth). Very rare. 



Series GIGARTININ^E Schm. 



Fani. GiGARTiNACEzE Schm. 



Tribe GIGARTINE^ Schm. 



Gen. 164. CHONDRUS Stackli. 



C. crispus Stackh. Coasts of Cornwall (St. Minver, Padstow, 

 Mount's Bay, Falmouth, Looe) ; Devon (Plymouth, Torquay, Sid- 

 mouth, Ilfracombe) ; Dorset (Weymouth, Swanage); Hants (Isle of 

 Wight) ; Sussex (Brighton, Hastings) ; Kent (Folkestone, Deal) ; 

 Essex (Harwich, Dovercourt) ; Suffolk (Felixstowe) ; Yorks. (Scar- 

 borough) ; Durham (Sunderland) ; Northumberland (Cullercoats, 

 Alnmouth, Holy Island, Berwick) ; Cheshire (Eastham, Hilbre 

 Island) ; Isle of Man. Wales : Anglesea (Puffin Island). Scot- 

 land : Berwicks. (Burnmouth, Eyemouth) ; Haddingtou (Dunbar, 

 Longniddry); Edinburgh (Joppa) ; Fife (Elie, Earlsferry) ; Forfar 

 (Arbroath) ; Kincardine (Stonehaven) ; Aberdeen (Peterhead) ; 

 Orkney and Shetland Islands ; Argyle (Loch Etive, &c.) ; Bute 

 (Isles of Arran and Cumbrae) ; Ayr (Portincross, &c.). Ireland: 

 Bantry, Co. Cork ; Wicklow ; Balbriggan, Co. Dublin ; Belfast 

 Lough, Co. Down; Roundstone, Co. Galway ; Kilkee, Co. Clare. 

 Channel Islands (Jersey, Guernsey, Alderney, Sark). Very com- 

 mon on all rocky parts of the British coast. - - /3 virens (Turn.). 

 Coasts of Cornwall, Devon, and Dorset. Not uncommon. y stellatus 

 (Turn, pro parte). On most parts of the British coast, very common. 

 -} aqualis (Turn, pro parte). Cornwall (Falmouth) ; Devon (Sid- 

 mouth, Torquay) ; Dorset (Weymouth, Swanage) ; Northumber- 

 land (Holy Island, Berwick) ; Orkney Islands, &e. Common. 

 g filiformis (Turn.). Coasts of Devon (Sidmouth, Torquay) ; Dorset 

 (Swanage); Sussex (Worthing, Brighton) ; Durham (Seatou, &c.). 

 Not uncommon. f patens (Turn.). Devon (Torquay); Dorset 

 (Weymouth). Channel Islands, &o. Not uncommon. Sarniensis 

 (Turn.). Dorset (Weymouth). Channel Islands (Guernsey, Alder- 

 ney). Rather rare. 9 lacenis (Turn.). Devon (Torquay, Sidmouth). 

 Orkney Islands (Kirkwall). Channel Islands (Guernsey). Rather 

 rare. t planus (Turn.). Coasts of Devon (Torquay, Sidmouth, 

 Lymnouth) ; Dorset (Weymouth); Sussex (Hastings). Orkney 

 Islands (Kirkwall). Not uncommon. 



