52 A CATALOGUE OF THE BRITISH MARINE ALGE 
Gen. 186. Hatiprys Lyngb. 
H. siliquosa Lyngb. Coasts of Cornwall, Devon, Dorset, Hants, 
Sussex, Kent, Essex (Harwich), Suffolk (Felixstowe), Norfolk 
ni 
Island), Isle of Man, Wales, Scotland, Ireland, and Channel’ 
slands. Common ‘on the rocky shores of the British Islands.— 
B siliculosus (= F’, siliculosus Stackh.; H. siliquosa B minor Turn. et 
var. gracilis Holm. & Batt.). Coasts of Cornwall (Polkerris, near 
Fowey); Devon (Torquay, Sidmouth); Dorset (Swanage) ; North- 
umberland (Berwick) ; Bute (Cambrae). Probably not uncommon. 
Gen. 137. Cysroserra Ag. 
Guernsey, Alderney). Not uncommon on the southern shores 0 
England, and South and West of Ireland; very rare in Scotland. 
Wight) ; 
(Bognor, Brighton) ; Norfolk (Yarmouth). Wales: Anglesea (Aber- 
erry. Channel Islands (Jersey, 
Guernsey, Alderney). Rather rare on the south coast of England, 
f Ireland. 
orfolk (Yarmouth). Ireland: Bantry Bay, Co. Cork; Kilkee, 
al Channel Islands bor on 
a ’ 
Islands (Jersey, Guernsey, Alderney 
ats Southern England, and Northern, Western, and Southern 
reland. 
Suborder Tinoprermex Thur. 
Gen. 188. Titopreris Kiitz. 
T. Mertensii Kiitz. (= Ectocarpus Mertensii Harv.). Coasts of 
Cornwall (Marazion, Falmouth, Mount Edgcumbe) ; Devon (Llfra- 
