Nannotax3 - ntax_main - Multipartis Nannotax3 - ntax_main - Multipartis

Multipartis


Classification: ntax_main -> Holococcoliths -> fossil holococcoliths -> Multipartis
Sister taxa: Daktylethra, Holodiscolithus, Lanternithus, Multipartis, Octolithus, Quadrilateris, Semihololithus, Varolia, Youngilithus, Zygrhablithus ⟩⟨ Aubrysphaera, Corannulus, Orthozygus, Peritrachelina, Unidentified fossil holococcoliths

Daughter taxa (time control age-window is: 0-800Ma)
Multipartis ponticus
Elliptical holococcolith with 8 to 12 rim elements and 4 to 6 central area elements arranged in two rows.
Multipartis ripliensis

Taxonomy:

Citation: Multipartis Risatti 1973
Taxonomic rank: genus
Type species: Multipartis ripliensis Risatti 1973

Distinguishing features:
Parent taxon (fossil holococcoliths): Holococcolith genera only known from the fossil record
This taxon: Holococcoliths with multiple elements in the central area

Farinacci & Howe catalog pages: Multipartis *

Search data:
LITHS: holococcolith, elliptical,
Lith size: 4->5µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Notes: Predominantly a Mesozoic genus but some Paleogene records
Last occurrence (top): at top of NP14b subzone (100% up, 46.3Ma, in Lutetian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Maastrichtian Stage (66.04-72.17Ma, base in Maastrichtian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

References:

Risatti, J. B. (1973). Nannoplankton biostratigraphy of the Upper Bluffport Marl-Lower Prairie Bluff Chalk interval (upper Cretaceous) in Mississippi. In, Smith, L. A. & Hardenbol, J. (eds) Proceedings of the Symposium on Calcareous Nannofossils. Gulf Coast Section SEPM Publication, 8-57. gs O

Varol, O. (1989c). Palaeocene calcareous nannofossil biostratigraphy. In, Crux, J. A. & van Heck, S. E. (eds) Nannofossils and their applications: Proceedings of the 2nd INA Conference, London 1987. British Micropalaeontological Society Publication Series . 265-310. gs


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Multipartis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 7-11-2025

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=878 Go to Archive.is to create a permanent copy of this page - citation notes



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