Diatoms of North AmericaDiatoms of North America
Morphological Category

Characteristics

  • Valves with bilateral symmetry (symmetric about a line)
  • Valves asymmetric to apical axis
  • Raphe system well developed and enclosed within a canal
  • Raphe system positioned near the valve margin

2 Genera

Epithemia Iconic 1

10Epithemia

Rhopalodia Iconic

0Rhopalodia

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