160 
RHODYMENTE A. 
Rhodymenia palmata, Grev. (Common DULSE.) 
Common. 
Euthora cristata, Ag. 
Nahant, northward. 
Lomentaria rosea, Thuret. (Chylocladia rosea, Harv.) 
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). 
SPONGIOCARPE 4. 
Polyides rotundus, Ag. 
Frequent. 
SQUAMARIE.ZE. 
Petrocelis cruenta, dg. 
Nahant, Mass. (Dr. Farlow’s list), also noticed by Frank S. Collins 
and Rev. A. B. Hervey. This is a northern species. 
HELMINTHOCLADIE 2. 
Nemalion multifidum, Ag. 
Frequent. 
GIGARTIN H.424. 
Phyllophora Brodiei, Ag. 
Quite common. 
Phyllophora membranifolia, Ag. 
Frequent. 
Gymnogongrus Norvegicus, Ag. (inc. G. Torreyi, Ag.) 
Beverly and Nahant (Dr. Farlow’s list), Gloucester (Mrs. Bray). 
Ahbnfeltia plicata, Fr. 
Frequent. 
Cystoclonium purpurascens, Kitz. 
Common. 
Gigartina mamillosa, dg. 
Frequent. 
Chondrus crispus, Zyngb. (IrisH Moss.) 
Very common. 

