Distinguishing features:
Parent taxon (C. pacificanus group): Medium-sized Eocene calcidiscid coccoliths with narrow or closed central-area.
This taxon: Medium-sized, circular-subcircular; central-area narrow & spanned by low-birefringence crossbars
Farinacci & Howe catalog pages:
C. scullyae *
| LITHS: placolith, circular, elliptical, CA: cross-axial, ca_disjunct, CSPH: equant, monomorphic, CROSS-POLARS: rim-bicyclic, V-prominent, R-prominent, |
| Lith size: 5->8µm; |
Geological Range:
Last occurrence (top): within NP14b subzone (46.29-47.84Ma, top in Lutetian stage). Data source: Bown & Newsam 2017
First occurrence (base): within NP14b subzone (46.29-47.84Ma, base in Lutetian stage). Data source: Bown & Newsam 2017
Plot of occurrence data:
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Calcidiscus scullyae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 11-4-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=192 Go to Archive.is to create a permanent copy of this page - citation notes |
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