Distinguishing features:
Parent taxon (Rarer genera): Less common genera
This taxon: Cavate holococcoliths with thin rims and small spines; whole holococcolith behaves as a single crystal in xpl,
Daughter taxa (time control age-window is: 0-800Ma) | ||||
Paulpearsonia ecclesiata as per genus | ||||
Paulpearsonia sp. Specimens not identified to species level |
Taxonomy:
Farinacci & Howe catalog pages: Paulpearsonia * , Pearsonia *
Distinguishing features:
Parent taxon (Rarer genera): Less common genera
This taxon: Cavate holococcoliths with thin rims and small spines; whole holococcolith behaves as a single crystal in xpl,
Morphology:
LITHS: holococcolith, elliptical, hollow, CA: process, CROSS-POLARS: 1ou, |
Lith size: 2->4µm; Data source notes: size range of included species |
Geological Range:
Last occurrence (top): at top of Late Turonian Substage (100% up, 89.4Ma, in Turonian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Early Turonian Substage (92.90-93.90Ma, base in Turonian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Lees, J. A. (2007). New and rarely reported calcareous nannofossils from the Late Cretaceous of coastal Tanzania: outcrop samples and Tanzania Drilling Project Sites 5, 9 and 15. Journal of Nannoplankton Research. 29(1): 39-65. gs O Lees, J. A. (2010). Taxonomic note- Pearsonia ecclesiata Lees, 2007. Journal of Nannoplankton Research. 31(2): 122-122. gs References:
Paulpearsonia compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 14-11-2024
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=10864 Go to Archive.is to create a permanent copy of this page - citation notes |
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