54 A CATALOGUE OF THE BRITISH MARINE ALG^E 



Dumfriesshire coast. Not uncommon. - - y Intifron* Holm. & Bait. 

 Coasts of Cornwall (Scilly Islands, Penzance, Falmouth) ; Devon 

 (Plymouth, Torquay, Sidmouth) ; Dorset (Weymouth, Swanage) ; 

 Orkney (Kirkwall). Ireland: Ballycastle, Co. Antrim. Channel 

 Islands (Jersey). Not uncommon. 



D. liijnlita Kiitz. Coasts of Devon (Torquay, Sidmouth) and 

 Dorset (Charmouth, Lyme Regis). Rare. 



Gen. 142. TAONIA J. Ag. 



T. atomaria J. Ag. Coasts of Somerset (Minehead) ; Cornwall 

 (St. Minver, Mount's Bay) ; Devon (Ilfracombe, Plymouth, Torbay, 

 Sidmouth); Dorset (Weymouth, Swanage) ; Hants (Isle of Wight); 

 Sussex (Worthing, Brighton) ; Suffolk (Felixstowe, Corton and 

 Gunton near Lowestoft) ; Norfolk (Yarmouth, Cromer). Wales: 

 Anglesea ; Carnarvon (Llandudno) ; Glamorgan (Worm's Head). 

 Scotland: Edinburgh (Portobello). Ireland: Ballycotton, Co. Cork. 

 Locally abundant on the southern and eastern shores of England; 

 very rare on those of Scotland and Ireland. /3 divaricata Holm. & 

 Batt. Coasts of Cornwall, Devon, and Dorset. Rare. 



Gen. 143. PADINA Adans. 



P. pavonia Gaillon. Coasts of Devon (Torbay, Shaldon, Ex- 

 mouth, Sidmouth) ; Dorset (Weymouth, Lulworth Cove, Chapman's 

 Pool, Swanage) ; Hants (Isle of Wight) ; Kent (Dover, Margate) ; 

 Essex (Harwich) ; Lancashire (Isle of Walney). Channel Islands 

 (Jersey, Guernsey). Locally abundant on the southern shores of 

 England and the Channel Islands. 



Gen. 144. DICTYOPTERIS Lamour. 



D. membranacea Batt. (= Fucus membranaceus Stackh. Ner. Br. 

 fasc. 1, p. 13, pi. vi. (1795) e spec. auth. in Herb. Kew. ; F. polij- 

 podioides Desfont. Fl. Atlautica, ii. p. 421 (1798), non Gmelin, 

 Hist. Fuc. p. 186 (1768); Haiise-ris poli/podioides Ag.). Coasts of 

 Cornwall (St. Minver, Mount's Bay, St. Austell Bay); Devon 

 (Plymouth, Thatcher Rock, Livermead, Torquay, Sidmouth, Ilfra- 

 combe) ; Hants (Puckaster Rock). Ireland : Roundstone Bay, 

 Co. Galway ; Quilty Strand and Miltown Malbay, Co. Clare ; 

 Youghal, Co. Cork. Channel Islands (Jersey, Guernsey). Rare. 

 Confined to the south coast of England and the Channel Islands, 

 and the south and west of Ireland. 



ORDER FLORIDE^ Lamour. 



Suborder PORPHYRE^E Thur. 



Fam. PORPHYRACEJE Thur. 



Gen. 145. CONCHOCELIS Batt. 



C. rosea Batt. Coasts of Devon (Plymouth, Tor Cross, Sid- 

 mouth) ; Bute (Isle of Cumbrae). Ireland (Dublin Bay and Round- 

 stone Bay). Probably not uncommon. 



