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.
Peragallo MM.H. et M. (1897 - 1908):"Diatoms of France (Atlas)", PL.XCVII, fig.7,8;
Zygoceros rhombus (Ehrenberg, 1839), Denticella rhombus (Ehrenberg, 1844), Odontella rhombus (Kutzing, 1849)
Valves rhomboidal, with subconnical processes 95-150µm long apically and 35-150µm transapically. Valve surface convex with hexagonal reticulations 7-9 in 10µm. Areole on valve surface aranged radially.