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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Valves are linear-elliptic-lanceolate. Striae are strongly radiate in the central part of the valve becoming less radiate and finaly parallel and convergent towards the ends. Axial area narrow, central area small. First time located: slide: PFBBK1P (0.50), loc. 46 x 92.9.