DIATOMS. 145 



GRAMMATOPHORA Elireub. 



Grammatophora marina (Lyngl).) Knetz. 

 Marine. 

 Xew Jersey. 



Subfamily NAVICULOIDEAE. 

 NAVICULA Bory. 



Navicula lyra Ehrenb. 

 Fresh and brackish (?) water. 

 New Jersey. 



Navicula irrorata Grev. 



Navicula permagna (Bailey) Edwards. 



Brackish or salt water. 



Tampa Bay. Xew .Jersey. 



Navicula maculata Edwards. 

 Navicula distaus (Wm. Smith) Ralfs. 

 Navicula caribaea Cleve. 

 Navicula didyma Ehrenb. 



Marine. 



New Jersey. 



Navicula kennedyi Wm. Smith. 

 Marine. 

 New Jersey. 



Navicula praetexta Ehrenb. 

 Marine. 

 New Jersey. 



Navicula serratula Griinow. 

 Navicula longa (Gregory) Ralfs. 

 Navicula major Kiietz. 



Fresh water. 



New Jersey. 



Navicula nobilis (Ehrenb.) Kuetz. 

 Fresh water. 

 New Jersey. 



Navicula aspera Ehrenb. Stauroneis aspera Ehrenb. S. pulchella Wm. Smith. 

 Marine. 

 Tampa Bay. New Jersey. 



DICTYONEIS Cleve. 



Dictyoneis marginata (Lewis) Cleve. Navicula marginata Lewis. 

 Fresh water. 

 New Jersey. 



FRUSTULIA Agh. 



Frustulia le^visiana (Grev.) De Toni. Navicula lewisiana Grev. 



STAURONEIS Ehrenb. 



Stauroneis phoenicenteron (Nitzsch) Ehrenb. 

 Fresh water. 

 New Jersey. 



PLEUROSIGMA Wm. Smith. 



Pleurosigma validum Shadb. 

 15894 10 



