Gladiolithus contus


Classification: ntax_cenozoic -> Coccolith families inc sed -> Coccolith genera inc sed -> Gladiolithus -> Gladiolithus contus
Sister taxa: G. flabellatus, G. striatus, G. adeyi ⟩⟨ G. brevis, G. contus, G. ornatus, G. sp.

Taxonomy:

Citation: Gladiolithus contus Bown, Dunkley Jones, Young & Randell 2009
Rank: Species

Distinguishing features: Tube-coccoliths elongate, narrow tubes that appear to taper at both ends; edges of the elements serrated

Farinacci & Howe catalog pages: G. contus *

Search data:
TagsLITHS: murolith, nannolith-other, SHAPE: elliptical, cylindrical, hollow, CA: ca_disjunct, plate, CROSS-POLARS: rim-unicyclic, V-prominent,
MetricsLith size: 14->20µm;
Data source notes: lith length from OD
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP19-20 zone (34.44-36.97Ma, top in Priabonian stage). Data source: Original description
First occurrence (base): within NP9 zone (55.86-57.21Ma, base in Thanetian stage). Data source: Original description

Plot of occurrence data:

References:

Bown, P. R., Young, J. R., Dunkley Jones, T. & Randell, R. (2009). A Paleogene record of extant lower photic zone calcareous nannoplankton. Palaeontology. 52(2): 457-469. gs

Bown, P. R., Lees, J. A. & Young, J. R. (2017). On the Cretaceous origin of the Order Syracosphaerales and the genus Syracosphaera. Journal of Micropalaeontology. 36(2): 153-165. gs V O


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Gladiolithus contus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 1-3-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=622 Go to Archive.is to create a permanent copy of this page - citation notes



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