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Diatom Image Database

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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Map of south Florida Loxahatchee (LOX) WCA 2A WCA 3A Biscayne Bay Shark River Slough (SRS) Taylor Slough (TS) Florida Bay Everglades National Park (ENP) Everglades National Park (ENP)

Amphora pseudoproteus


Authority:
Wachnicka & Geiser
Year:
2007
Ecological Preference:
Brackish-Marine
Description:
Valves semi-lanceolate with obtusely rounded ends slightly bent ventrally. Dorsal margin convex, ventral margin slightly inflated in the middle. Raphe branches slightly dorsally arcuate. Terminal fissures hooked dorsally, central fissures bent towards the dorsal side. Axial area narrow. Central area small. Dorsal striae slightly radiate in the central part of the valve becoming more radiate towards the ends, depressed above the central nodule, composed of perl-like openings. Ventral striae slightly radiate near the center becoming slightly convergent near the ends.
Notes:
Common in coastal mangroves near Biscayne Bay and at Trout Cove in Florida Bay with salinity 20 – 25 ppt. and water level < 1m.
Length:
74.2 - 94.9 µm
Width:
13.4 - 14.2 µm
Strd:
10 - 11
Strv:
10 - 11
Projects:
  • Southeast Florida Coastal Mangroves
  • Florida Bay Paleo Project


    • Sample localities:
  • Florida Bay