Praeparaliaceae

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FAMILY Praeparaliaceae
Nikolaev & Harwood (2000)

Family Description:

Cells connected in a colony. Frustule discoidal. Valve circular with convex valve face and a ring of short radial ribs near the valve margin. Porous canals perforate the valve mantle, arranged in irregular rows. Processes unknown.
  • Stratigraphic Information: Fossil only; Early Cretaceous.
  • Ecologic Information: Marine.
  • List of Genera belonging to the Family Praeparaliaceae