Diatoms of North AmericaDiatoms of North America
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Guide to Fallacia californica

Stancheva and Manoylov 2018

Fallacia Californica Guide
  1. Valves elliptic, poles rounded
  2. Striae composed of distinct areolae
  3. Areolae adjacent to the raphe distinct
  4. Hyaline area small, distinct lyre-shape
  5. Central area asymmetric

Valves elliptic, with rounded poles. Striae are composed of distinct areolae. A small, distinct lyre-shaped hyaline area is present on either side of the axial area. An asymmetric central area is bordered by variable central striae.