Distinguishing features:
Parent taxon (Syracosphaera): Coccospheres usually dithecate. Exothecal coccoliths (XCs) highly variable. Endothecal coccoliths are muroliths with 1, 2 or 3 flanges, the forms with 2 flanges are often placolith-like.
This taxon: Specimens which cannot be assigned to established species
| Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): Extant. Data source: same as genus
First occurrence (base): within Palaeogene Period (23.03-66.04Ma, base in Danian stage). Data source: same as genus
Plot of occurrence data:
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Syracosphaera sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 21-7-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1396 Go to Archive.is to create a permanent copy of this page - citation notes |
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