138 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



P. fruticulosa, Spreng. Douglas Bay (Brady, 



Talbot), Port Erin. 

 *P. spinulosa, G-rev. Port S. Mary. 

 Lophothalia byssoides, J. Ag. (With cystocarpia 



and gonidangia.) Peel, Douglas Bay (Brady, 



Talbot). 

 Dasya coccinea, C. Ag. Port Erin, Port S. Mary, 



Douglas Bay (Brady, Talbot), Peel. 

 D. arbuscula, C. Ag. Douglas Bay (Talbot). 

 D. ocellata, Harv. Douglas Bay (Talbot). 



Ord. VI. Ceramiaceae. 



Spondylothamnion multijidum, Naeg. Kirk Onchan 



(Brady), Port Jack (Talbot). 

 Spermothamnion turneri, Aresch. Port Erin, 



Douglas Bay (Brady). 

 *Wrangelia multifida, Ag. Peel. 

 Griffithsia corallina, C. Ag. Douglas Bay (Miss 



Thompson). 

 G. setacea, C. Ag. (With gonidangia .) Port Erin, 



Port S. Mary, Douglas Bay (Brady), Peel. 

 Pleonosporium borreri, Naeg. Douglas Bay (Mrs. 



G-atty), Port Erin. 

 Rhodochorton rothii, Naeg. Port Erin. 

 Rk. floridulum, Naeg. Port Erin, Douglas Bay 



(Mrs. Gatty). 

 Rh. membranaceum, Magn. Port S. Mary. 

 *Rh. mesocarpum, Kjell. Port Erin. 

 Callithamnion polyspermism, C. Ag. Douglas Bay 



(Mrs. Gatty). 

 C. roseum, Harv. Douglas Bay (Talbot). 

 C. hooJceri, C. Ag. (With cystocarpia and gonid- 

 angia.) Port S. Mary, Douglas Bay (Brady). 

 C. arbuscula, Lyngb. Port Erin, Port S. Mary, 



Douglas Bay (Talbot). 



