A CATALOGUE OF THE BRITISH MARINE ALG 89 
sete Scans Alderney). Common and abundant.— irregularis 
of Dorset (Weymouth, Swanage) and Hants (Isle 
of Wight), aie rare.—y patentissima Grev. Coasts of pies 
month). Sussex (Bognor), and Bute. Rather rare.—d fuse 
Holm. et Batt. (= Hes a Harv.). Coasts of Cornwall (Padstow. 
Pentire, St. “Min Michael’s Mount); Devon (Ilfracombe, 
Paignton, Roniiay. ‘Slamouth) Norfolk (Cley) ; Durham (Seaham 
Har rbou ur). ales: Anglesea (Worms Head) ; amorganshire 
(Newton Nottage). Rather rare.—s egagropila Griff. Coasts of 
Devon (Torquay, Sidmouth); Northumberland (Holy Island) 
Hants (Isle of Scotland: Bute (Isle of Cumbrae); Ayr 
(Fairlie, Heads of Ayr). West Coast of Ireland ncommon. 
—€ nana Griff. phil (Torquay); Hants (Isle of Wight); Sussex 
(Bognor). Rather r 
S. caspitula ari viens of Northumberland (Berwick) and 
Carnarvon (Bangor). Very r 
S. rege Zan. (= S. ssoudon uae som sha no. 24). 
t. Andrews); Orkney Islands; Bute (Isles of Arran and Cumbrae) ; 
Ayr (Portincross, Ao rossan). Rather rare generally, but locally 
abundant. Ireland (Balbriggan and Howth, Co. Dublin). 
Gen. 102. Cuarorrerts Kiitz. 
Ch. plumosa Kitz. (= ell sated wee a Harv. pro parte. 
Cladostephus ne Holmes es). Coa f Northumberland ok 
mou 
Lorne); Bute (Isle of Arran and Cumbrae); Ayr (Portincross, 
W. Kilbride, Keto ce Ireland (Wicklow, Déxtaterry , Co. Down). 
Gen. 108. CrapostepHus Ag. 
C. spongiosus Ag, Coasts of Cornwall (St. Minver, Padstow, 
Mount’s Yas. Falmouth) ; Devon (Plymouth, Torquay, Dawlish, 
“oye Hants (Isle of Wight); Sussex (Bognor, Worthing, 
romer); N 
pmouth, Holy Island, Berwick) ; Cheshire (Hilbre Island) ; 
f Man. Wales: Anglesea (Puffin Island); Carnarvon (Menai 
