434 GEOLOGICAL SURVEY OF NEW JERSEY. 



BNOYONBMA, Kutz. 

 B. csespitosum, Kiitz. 



Fresh water. Gloucester : Common in pond at Mullica Hill. 

 B. gracile (Ehrb.), Rab. 



Fresh water. Atlantic : Frequent in ponds at Hammonton, 

 and Camden : Kirk wood. 



B. prostratum (Berk.), Ralfs. 



Fresh water : Sussex : Common in ponds near Andover. 

 B. ventricosum, Kiitz. 



Fresh water. Common in ponds and .ditches. Burlington : 

 Marlton, Pemberton. Gloucester : Mullica Hill. Salem : 

 Sharptown, Woodstown. Sussex : Andover, White Hall, Cul- 

 ver's Gap. Morris : Lake Hopatcong. 



NAVICULE^E. 



MASTOG-LOIA, Thwaites. 

 M. angulata, Lewis. 



Marine. Cape May: Common at Shellinger's Inlet, and 

 Atlantic : Marshes at Atlantic City Lewis. 



M. elegans, Lewis. 



Marine. Same localities as the preceding Lewis. 

 M. exigua, Lewis. 



Marine. Same localities Lewis. 

 M. Kinsmanii, Lewis. 



Marine. Frequent in the same localities Lewis. 

 M. lanceolata, Thwaites. 



Marine. Ocean : Common in Barnegat Bay. 



M. Smithii, Thwaites. 



Marine. Common along the coast Lewis. 



STAURONBIS, Ehrb. 

 S. aouta, W. Sm. 



Fresh water. Morris : Fossil at Drakesville. Salem : Com- 

 mon in meadow ditches at Woodstown. 



