DIATOMS. 
GRAMMATOPHORA [Ebrenb. 
Grammatophora marina (Lyng).) Kuetz. 
Marine. 
New 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. New Jersey. 
Navicula maculata Edwards. 
Navicula distans (Wm. Smith) Ralfs. 
Navicula caribaea Cleve. 
Navicula didyma [“hrenb. 
Marine. 
New Jersey. 
Navicula kennedyi Wm. Smith. 
Marine. 
New Jersey. 
Navicula praetexta Ehrenb. 
Marine, 
New Jersey. 
Navicula serratula Grunow. 
Navicula longa (Gregory) Ralfs. 
Navicula major Kuetz. 
Fresh water. 
New Jersey. 
Navicula nobilis (Ehrenb.) Kuetz. 
Fresh water. . 
New Jersey. 
Navicula aspera Ehrenb. Slauroneis aspera Ehrenh. 8. pulechella Wm 
Marine. 
Tampa Bay. New Jersey. 
DICTYONHIS Cleve. 
Dictyoneis marginata (Lewis) Cleve. Navicula marginata Lewis. 
Fresh water. 
New Jersey. 
FRUSTULIA Agh. 
Frustulia lewisiana (Grev.) De Toni. Navicula lewisiana Grev. 
STAURONEIS Ehrenb. 
Stauroneis phoenicenteron (Nitzsch) Ehrenb. 
Fresh water. 
New Jersey. 
PLEUROSIGMA Win. Smith. 
Pleurosigma validum Shadb. 
15804 10 
. Smith. 
