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. & G. Moser (1994):"Bibliotheca Diatomologica. Band 29. Brachysira. Monographie der gattung", pg.14,15, Fig.11:16-23, Fig.12:1-3;
Navicula aponina (Kutzing 1844), Navicula perlepida (Grunow 1884), Navicula interruptestriata (Schwabe & Simonsen 1961), Caloneis savitschii (Karayeva 1974), Navicula dvorachekii (Ehrlich 1978)
Valves narrowly-lanceolate with obtusely rounded apices, 14-40µm long, 4-5.5µm broad. Raphe staight, axial area narrow, central area slightly broadened. Transapical striae hardly visible under LM, ca.35 in 10µm.