Nannotax3 - ntax_cenozoic - Amaurolithus sp. Nannotax3 - ntax_cenozoic - Amaurolithus sp.

Amaurolithus sp.


Classification: ntax_cenozoic -> Nannolith families inc sed -> Ceratolithaceae -> Amaurolithus -> Amaurolithus sp.
Sister taxa: A. brevigracilis, A. delicatus, A. primus, A. tricorniculatus, A. sp.

Taxonomy:

Citation: Amaurolithus sp.
Taxonomic rank: generic level id

Distinguishing features:
Parent taxon (Amaurolithus): Ceratoliths non-birefringent or only weakly birefringent
This taxon: Specimens which cannot be assigned to established species

Farinacci & Howe catalog pages:

Search data:
Lith size: 0->0µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NN14 zone (3.92-4.13Ma, top in Zanclean stage). Data source: same as genus
First occurrence (base): within NN11b subzone (6.91-7.42Ma, base in Tortonian stage). Data source: same as genus

Plot of occurrence data:

References:

Müller, C. (1974). Calcareous nannoplankton, Leg 25 (Western Indian Ocean). Initial Reports of the Deep Sea Drilling Project. 25: 579-633. gs

Young, J. R. (1998). Neogene. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series . 225-265. gs


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Amaurolithus sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 6-2-2025

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=43 Go to Archive.is to create a permanent copy of this page - citation notes
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