110 
SUB-ORDER.—SQUAMARIE. 
Peyssonnelia Dubyi, Crouan. Greenport, Peconic Bay. 
Hildenbrandtia rosea, Kiitz. Common, in patches on stones. 
SUB-ORDER.—NEMALIE&. 
Nemation multifidum, Ag. Sag Harbor, Greenport; August 
and September.* 
Scinata furcellata, Bivona. College Point, Greenport; 
summer.* 3 
SUB-ORDER.—SPERMOTHAMNIE/&. 
Spermothamnion Turneri, Aresch. Bath, Jamaica Bay, Fort 
» Hamilton ; summer. 
SUB-ORDER.—CERAMIE&. 
Callithamnion Rothii, Lyngb. Fort Hamilton; probably 
spring.* : 
C. cruciatum, Ag. Red Hook, Bay Ridge, Fort Hamil- 
ton; September and October. 
C. floccosum, Ag. Greenport, Orient: 
C. Pylaisei, Mont. Peconic Bay, Sag Harbor, Quogue. 
C. Americanum, Harv. Bath, Shinnecock Bay, College 
Point; June.* 
C. plumula, Lyngb. Fort Hamilton, College Point; Sep- 
tember to October.* 
C. Borreri, Ag. Fort Hamilton, Bay Ridge.* 
C. roseum (Roth.), Harv. Jamaica, Bay, Fort Hamilton.* 
C. polyspermum, Ag. Bath, Hempstead Bay.* 
C. tetragonum, Ag. Fort Hamilton.* 
C. Baileyi, Harv. Fort Hamilton; August to November. 
C. Baileyi, var. laxa, Farlow. Fort Hamilton, on Zostera, 
shells and stones. 
C. byssoideum, Arn. Greenport, Fort Hamilton; October 
and November.* 
C. corymbosum, Lyngb. Bath, Orient, Greenport; October 
and November. 
_C. corymbosum, var. secundatum, Harv. Bath, Orient, Green- 
port, on Zostera, etc. 
C. Dietzsie, Hooper. Greenport.* 
C. seirospermum, Griff. College Point.* 
C. tenue, Harv. Fort Hamilton, Jamaica Bay. 
