24 LIVERPOOL BIOLOGICAL SOCIETY. 
C. crassa, Kutz. 
Conferva linum, Harvey. 
Locality not recorded (M). Puffin I. (G). 
C. wrea, Kutz. 
Conferva erea, Harvey. 
South shore and Eastham (M). 
C. tortuosa, Kutz. 
Conferva tortwosa, Harvey. 
On the North slip, Prince’s Pier (M). 
Ulothriz flacca, Thur. 
Lyngbya flacca, Harvey. 
Isle of Man (M). 
U. wsogona, Thur. 
Lyngbya speciosa, Harvey. 
Common at Puffin I. (G), and generally (M). 
Rhizocloniwm tortuosum, Kutz. 
Conferva implexa, Harvey, 
Locality not recorded (M). Puffin I. (G). 
R. riparium, Harv. 
Bromborough and Wallasey Pools,. Eastham, and 
Hilbre I. (M). 
R. gasparyt, Harv. 
Eastham (M). 
Cladophora arcta, Kutz. 
Bromborough and Wallasey Pools, Eastham, and 
Elbre LN). Putin l(G). 
C. lanosa, Kutz. 
Isle of Man and Anglesey (M). Patfin I. (Mand G). 
Parasitic on Fastigiaria furcellata. 
C. pellucida, Kutz. 
In a cave at Hilbre I. (M). 
C. rupestris, Kutz. 
Very common (M and G). 
