Amaurolithus brevigracilis


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

Taxonomy:

Citation: Amaurolithus brevigracilis de Kaenel & Bergen, in de Kaenel et al. 2017
Rank: species
Notes & discussion: Separation of this form from A. delicatus is of uncertain utility.

Distinguishing features: Like A. delicatus but shorter arms.

Farinacci & Howe catalog pages: Amaurolithus brevigracilis * ,

Search data:
Tags
MetricsLith size: 0->0┬Ám;
Sources:
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: Blair et al 2017
First occurrence (base): within CN9b subzone (6.91-7.42Ma, base in Tortonian stage). Data source: Blair et al 2017

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Amaurolithus

    References:

    Blair, S. A., Bergen, J. A., de Kaenel, E., Browning, E. & Boesiger, T. M. (2017). Upper Miocene-Lower Pliocene taxonomy and stratigraphy in the circum North Atlantic Basin: radiation and extinction of Amauroliths, Ceratoliths and the D. quinqueramus lineage. Journal of Nannoplankton Research. 37(2-3): 113-144. gs


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    Amaurolithus brevigracilis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-7-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1552 Go to Archive.is to create a permanent copy of this page - citation notes



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