Hassall 1845 Category: Nitzschioid
TYPE SPECIES: Nitzschia elongata Hassall
The nitzschioid raphe is positioned eccentrically within a keel which is supported by fibulae. Valves lack a sternum. Within the genus, species have a large range in size, from very small to very large.
Nitzschia is a very common genus with a large number of species that are often difficult to identify. Some Nitzschia species reach great abundance in waters high in organic pollution.
Cite This Page:
Spaulding, S., and Edlund, M. (2008). Nitzschia. In Diatoms of the United States. Retrieved February 27, 2015, from http://westerndiatoms.colorado.edu/taxa/genus/Nitzschia