68 A CATALOGUE OF THE BRITISH MARINE ALGH 
(Dirleton, Inchkeith, Elie); Forfar (Arbroath); Aberdeen (Peter- 
a Moray Firth (Campbeltown) ; Orkney Islands (Kirkwall) ; 
gyle (Machrihanish Bay. South end, Kintyre); Bute (Arran) ; 
pia Yough Ayr (Saltcoats, Ardrossan). Ireland: Cork (Bantry 
ay, hal) ; Waterford Apt ae coped Dublin (Kingstown, 
Balbrie en Down (Belfast Lough); Antrim (Larne, Portrush) ; 
Clare ‘Kilkee Sn ee Channel Islands (Jersey, Guern- 
sey, Alderney). Not 
C. flabellata Crn. eat of Koustivell (Porth ant seg Islands). 
West coast of Ireland (Kilkee, Co. Clare). Very ra 
Gen. 174. Cattocotax Schm. 
C. neglectus Schm. Parasitic on Callophyllis laciniata. Coasts 
of Cornwall (Falmouth); Devon (Plymouth) ; Dorset Bibi ge oe 
Swanage); Northumberland (Berwick). Scotland : Argyle (Camp- 
beltown) ; ane oe of Arran). Ireland: Clare (Kilkee), Probably 
not uncomm 
Gen. 175. Catnymenta J. Ag. : 
C. reniformis J. Ag. Coasts of vena (Scilly Islands, Mara- 
zion, Land’s sa Falmouth, Whits d Bay, oy nt); Devon 
, Alderne 
are.— a oo J. fet hogy of Cornwall (Seilly a at 
Devon (Torquay). Very rare.— B cuneata J. Ag. Coasts of Cor 
, ant (Falmouth and the Sane Islands (Skaill Bay, Pape Westra). 
‘errarit J. Ag. Coasts of Devon (Plymouth, Torquay, 
Ifncombe) and Orkney Islands (Skaill). Dhaasel Islands (Guern- 
y)- 
C. mierophya J. Ag. (= Meredithia microphylla J. Ag. Analecta, 
oasts of Dawe esate Hants (Isle of Wight), and 
Carnarvon (Bangor). Very ra 
Family Ruoporsytumacez Schm. 
Tribe Cystoctoniex Schm. 
Gen. 176. Cysroctonrum Kiitz. 
C. purpureum Batt. (= Fucus Bl gee oo Huds. Fl. Angl. p. 471 
(1762); F’. tuberculatus Lightfoot, Fl. Scot. ii. p. 926 ie bate 
Huds. Fl. Angl. ed. 2, p. 588 ate): F’, purpurascens Huds. l. ¢. 
ed. 2, ii. p. 589 (1778); Cystoclonium es seens Kitz. ; Hypnea 
tl it Harv.). Coasts of Cor 
s Bay, beet Gerran’s Bay) ‘De von laters ee 
