Youngilithus transversipons


Classification: ntax_cenozoic -> Holococcoliths -> fossil holococcoliths -> Youngilithus -> Youngilithus transversipons
Sister taxa: Y. arcaeformis, Y. bipons, Y. oblongatus, Y. pyxis, Y. quadraeformis, Y. transversipons, Y. sp.

Taxonomy:

Citation: Youngilithus transversipons Bown 2016
Rank: Species

Distinguishing features:

Elongate rhomboid liths with three oblique, parallel, central area bars. Low birefringence image in XPL.

Farinacci & Howe catalog pages: Y. transversipons *


Size: Holotype 6.3 µm

Search data:
TagsLITHS: holococcolith, quadrate, CA: bar, CROSS-POLARS: V-prominent,
MetricsLith size: 5->7µm;
Data source notes: lith size from OD and illustrated specs
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP5 zone (59.54-61.51Ma, top in Selandian stage). Data source: Bown 2016
First occurrence (base): within NP5 zone (59.54-61.51Ma, base in Selandian stage). Data source: Bown 2016

Plot of occurrence data:

References:

Bown, P. R. (2016). Paleocene calcareous nannofossils from Tanzania (TDP sites 19, 27 and 38). Journal of Nannoplankton Research. 36(1): 1-32. gs V O


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Youngilithus transversipons compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 24-2-2021

Taxon Search:
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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1509 Go to Archive.is to create a permanent copy of this page - citation notes



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