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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)

Pinnularia cf. subinterrupta

Pinnularia cf. subinterrupta


Authority:
Krammer & Schroeter nov. stat., nov. nom.
References:
Krammer, K. (1992). Pinnularia eine Monographie der europäischen Taxa. in: Bibliotheca Diatomologica 26, pp. 111-112; 270-271 [t.40:1-14]
Synonyms:
Pinnularia interrupta var. minutissima Hust. 1924
Description:
Valve is linearly shaped, with slightly convexing undulation of the margins, becoming more linear-elliptic; apices are prolonged, becoming slightly capitate; axial area is narrow and linear, widening into a round to rhombic central area that reaches the valve margins; raphe is filiform, with simple, slightly deflected proximal ends; striae are radiate or convergent in the middle, becoming more radiate or more convergent at the ends; length is 14-34µm, breadth 3.6-6µm (length-to-breadth ratio is 3:1-5.4:1); striae count is 13-16 in 10µ
Projects:
  • Transect Project


    • Sample localities:
  • Water Conservation Area 2A (WCA 2A)