From Frustule
| FAMILY Praeparaliaceae |
Nikolaev & Harwood (2000)
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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. |
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- Stratigraphic Information: Fossil only; Early Cretaceous.
- Ecologic Information: Marine.
List of Genera belonging to the Family Praeparaliaceae
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