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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 archibaldii


Authority:
Wachnicka & Gaiser
Year:
2004
Synonyms:
A. richardiana Cholnoky (1968) sensu Foged (1984)
Ecological Preference:
Brackish
Description:
Valves linear-elliptic, with protracted, capitate ends slightly deflected ventrally. Dorsal margin convex and usually flattened at the center; ventral margin inflated at the center. Raphe branches straight, central endings bent dorsally, distal ends hooked dorsally. Central nodule distinct. Axial area linear, widening towards the central nodule; central area developed on the ventral side. Dorsal striae farther apart at the center radiate throughout the valve. Ventral striae short, dash-like, interrupted at the center. Conopeum well developed and clearly visible under LM as a longitudinal line running along the axial area.
Notes:
Common in coastal mangroves near Biscayne Bay, from sites with salinity 30 - 35ppt and water depth < 0.3m.
Projects:
  • Southeast Florida Coastal Mangroves


    • Sample localities:
  • Coastal Mangroves