A CATALOGUE OF THE BRITISH MARINE ALG.E 13 



(Berwick). Rare. nana (Suhr). Coast of Northumberland 

 (Berwick) ; Scotland (Arbroath). Probably common. 



Fam. ULOTHRICHACEJE Rabeuh. 

 Gen. 51. ULOTHRIX Kiitz. 



U. implexa Kiitz. ( Lyngbya Cutleri&'H&TV.). Coasts of Devon 

 (Budleigh Salterton), Sussex (Lancing), Yorkshire (Scarborough), 

 and Northumberland (Berwick) ; Wales (Point of Ayr) ; Scotland 

 (Cuinbrae). Rare. 



U. flacca Thur. (= Lyngbya flacca and L. Carmichalii Harv.). 

 Coasts of England, S. Scotland, and Ireland. Not uncommon. 



U. speciosa Kiitz. ( Lyngbya speciosa Carm.). Coasts of Devon 

 (Torquay, Paignton), Cornwall (Mounts Bay), Dorset (Weymouth), 

 Durham (North Sunderland), and Northumberland (Berwick) ; 

 Scotland (Appin, Dunbar, Girdleness) ; Ireland (Ballycastle). Rare. 



Fam. CH^TOPHORACE^E Wittr. 

 Gen. 52. PH^EOPHILA Hauck. 



P. dendroides Batt. (= Ochloclmte dendroides Cru. and Phceophila 

 Florid-ear um Hauck). Coast of Dorset (Weymouth, Swanage). 

 Rare. 



P. Enyleri Rke. Coast of Dorset (Weymouth). Rare. 



Gen. 53. OCHLOCH^TE Thw. 



0. hystrix Thw. Coasts of Dorset (Littlesea, Studland) and 

 Gloucester (near Bristol). Very rare. 



0. ferox Huber. S.W. coast of Scotland (Cumbrae). Rare. 



Gen. 54. ACROCH^TE Pringsh. 



A. repens Pringsh. Coast of Dorset (Weymouth, Swanage) ; 

 Scotland (Cumbrae). Rare. 



A. parasitica Oltrn. Coasts of Northumberland (Berwick) and 

 Devon (Sidmouth). Probably common. 



Gen. 55. BOLBOCOLEON Pringsh. 



B. pilifemm Pringsh. Coasts of Dorset (Chapman's Pool, 

 Swauage, Weymouth) and S. Scotland (Cumbrae, Dunbar). S.E. 

 Ireland (Dungarvan Bay). Probably common. 



Gen. 56. PILINIA Kiitz. 



P. rimosa Kiitz. Coasts of Dorset (Swauage), Norfolk (Yar- 

 mouth), and Northumberland (Berwick). 



Gen. 57. BLASTOPHYSA. 



B. rliizopus Rke. Coast of Norfolk (Yarmouth). S.W. Scotland 

 (Cumbrae) ; Ireland (Torr Head, Antrim). 



Gen. 58. ENDODERMA Lagerh. (incl. EPICLADIA Rke.). 



E. viride Lagerh. Coast of Devon (Torquay, Teigumouth) ; 

 S.W. Scotland (Cumbrae, Arran) ; S.E. Ireland (Dungarvan Bay). 

 Not uncommon. 



