Welcome to the Diatom Image Database! The Periphyton Group at Florida International University created and maintains the Diatom Image Database, which includes over 980 diatom taxa found in the greater Everglades region of south Florida. Please send questions or comments about the Diatom Image Database to Franco Tobias .
You can also click on one of labeled areas on the map to browse by location.
Lange-Bertalot, H. (1993). 85 New Taxa and much more than 100 taxonomic clarifications supplementary to Süßwasserflora von Mitteleuropa 2(1-4). in: Bibliotheca Diatomologica 27, pp. 86-87; 374-375 [t.104:1-6]; 376-377 [t.105:1,3,4]
(?)Nitzschia vivax Hantzsch 1860; (?)Hantzschia amphioxys var. vivax (Hantzsch) Grunow in Cleve & Grunow 1880; (?)Nitzschia elongata var. minor Mayer 1917; (?)Hantzschia amphioxys var. prolongata Cleve-Euler 1952; Hantzschia amphioxys var. maior sense Hustedt (pro parte: 1959)
Frustule, valve is typical for the Hantzschia group; 6-8 fibulae in 10µm, middle two are further apart from each other than all the rest; length is (60)90-150µm, breadth is (6.5)8-11µm; striae count is 13-20 in 10µm