604 GEOLOGICAL SURVEY OF NEW JERSEY. 
BRACHYTRICHIA, Zan. 
B. Quoyi (Ag.), Born. & Flah. (Hormactis Quoyi, Ag.) 
Marine. Atlantic: Atlantic City—Morse. Presumably this 
_ species. 
GLGIOTRICHIA, Ag. 
G. natans (Hedw.), Thur. 
Fresh water. In small ponds and pools; frequent. 
G. Pisum (Ag.), Thur. 
Same habitat; parasitic on other aquatic plants. 
RIVULARIA, Roth. 
R. atra, Roth. 
Marine. Atlantic: On stones, Atlantic City—Martindale. 
R. polyotis (J. Ag.), Born. & Flah. (R.,Aospita, Thur.) 
Marine. Atlantic: On roots of Spartina and on oyster shells 
—Morse. 
R. dura, Kiitz. (R. radians of Prelim. Cat.) 
Fresh water. Attached to other aquatic plants in ponds; fre- 
quent. 
SCYTONEME. 
(All the following species are of fresh-water distribution.) 
SCYTONEMA, Ag. 
S. tolypotrichoides, Kiitz. 
On wet rocks; frequent. 
S. calotrichoides, Kiitz. 
On submerged sticks, in ponds; frequent. 
S. natans, Breb. 
Atlantic: Floating in ponds, Hammonton and elsewhere. 
8S. Neegelii, Kiitz. 
On moist rocks, Closter and Godwinville—Austin. 
