arrayname: original
Taxonomy:
Farinacci & Howe catalog pages: B. sextonii *
Morphology:
Differentiation: Distinguised from other Blackites by its broad, very tall spine.
Size:
LITHS: planolith, circular, elliptical, CA: ca_disjunct, grill, process, |
Lith size: 10->16µm; Data source notes: lith size (spine height) from OD & slightly extended |
Geological Range:
Last occurrence (top): within NP16 zone (40.40-42.87Ma, top in Bartonian stage). Data source: Bown & Newsam 2017
First occurrence (base): within NP16 zone (40.40-42.87Ma, base in Lutetian stage). Data source: Bown & Newsam 2017
Plot of occurrence data:
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Blackites sextonii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-3-2025
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=120 Go to Archive.is to create a permanent copy of this page - citation notes |
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