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 .
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Gomphonema parvulum sensu Fricke
Fricke, F. (1902). Atlas der Diatomaceen-Kunde, Band I-III. pp. 361, 362 [t.234:7,9]
Valves are very elongate, with bluntly rounded ends