160 



Rhodymenia palmata, Grev. (Common Dulse.) 

 Common. 



Euthora cristata, Ag. 

 Nahant, northward. 



Lomentaria rosea, Thuret. (Chylocladia rosea, Sira.) 

 Washed on the beach at Newport, R. I., Gay Head, Mass.; also 

 found at Portsmouth, N. H. This ought to be collected in Essex 

 county waters. 



Rhabdonia tenera, Ag., Bidrag. (Solieria chordalis, Ner. Am. 

 Bor.). 



North side of Cape Ann; "only at Goose Cove, Squam, and the 

 creek leading into it" (Dr. Farlow). 



SPOISTG-IOC^RPB^. 



Polyides rotundus, Ag. 



Frequent. 



BQ^JA.'NLAJElXmjSl. 



Petrocelis cruenta, Ag. 



Nahant, Mass. (Dr. Farlow's list), also noticed by Frank S. Collins 

 and Kev. A. B. Hervey. This is a northern species. 



HBLMH^THO CL A.X)IE]^ . 



Nemalion multifldum, Ag. 

 Frequent. 



G-IG-^ETESTB-aE . 



Phyllophora Brodisei, Ag. 



Quite common. 

 Phyllophora membranifolia, Ag. 



Frequent. ^ 



Gymnogongrus Norvegicus, Ag. (inc. G. Torreyi, Ag.) 

 Beverly and Nahant (Dr. Farlow's list), Gloucester (Mrs. Bray). 



Ahnfeltia plieata, Fr. 



Frequent. 



Cystoelonium purpuraseens, Eutz. 

 Common. 



Gigartina mamillosa, Ag. 



Frequent. 



Chondrus crispus, Lyngb. (Iri8h Moss.) 

 Very common. 



