Diatoms of North AmericaDiatoms of North America
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Guide to Krasskella kriegeriana

R.Ross and P.A.Sims 1978

Krasskella Kreigeriana Guide
Credit: Ian Bishop, Sarah Spaulding
  1. Valves small
  2. Proximal raphe ends distant
  3. Stria composed of an elongate areola

Valves are small. The raphe is difficult to see in LM, but the proximal raphe ends are distinct thickenings placed at a distance from one another. Each stria is composed of a single elongate areola.