Distinguishing features:
Parent taxon (Thoracosphaeraceae): Calcareous dinoflagellates
This taxon: Wall formed of crystals with radial c-axes (Orthopithonella s.l.)
Farinacci & Howe catalog pages:
| Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within Carnian Stage (227.30-237.00Ma, base in Carnian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
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Radial wall compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-6-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=20412 Go to Archive.is to create a permanent copy of this page - citation notes |
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