Nannotax3 - ntax_cenozoic - Noelaerhabdus

Noelaerhabdus


Classification: ntax_cenozoic -> Isochrysidales -> Noelaerhabdaceae -> Noelaerhabdus
Sister taxa: Emiliania, Gephyrocapsa, Pseudoemiliania, Reticulofenestra, Noelaerhabdus, Bekelithella, Pyrocyclus

Daughter taxa (time control age-window is: 0-800Ma)
Noelaerhabdus bozinovicae
Similar to Reticulofenestra but with a single large spine formed from inner tube.
Noelaerhabdus sp.
Specimens which cannot be assigned to established species

Taxonomy:

Citation: Noelaerhabdus (Jerkovic, 1970)
Rank: Genus
Basionym: Noelaerhabdus Jerkovic, 1970
Type species: Noelaerhabdus bozinovicae Jerkovic, 1970.

Distinguishing features:
Parent taxon (Noelaerhabdaceae): Heterococcoliths with Reticulofenestra-type structure, V-units vestigal, R-units forming grill, both shields, and two-layered tube
This taxon: With one large spine extending from inner tube

Farinacci & Howe catalog pages: Noelaerhabdus *


Morphology:

Placolith coccoliths similar to Reticulofenestra but with single spine formed from inner tube elements.

Size:


Ecology & Biogeography: : Endemic to the central Paratethys.

Most likely ancestor: Reticulofenestra - at confidence level 3 (out of 5). Data source: e.g. Perch-Nielsen 1985.

Search data:
LITHS: placolith, elliptical, CA: ca_conjunct, grill, vacant, process, CROSS-POLARS: rim-unicyclic, R-prominent,
Lith size: 3->5µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Notes: Pannonian, equivalent to zones NN10 - 11.
Last occurrence (top): in upper part of Tortonian Stage (76% up, 8.3Ma, in Tortonian stage). Data source: Total of range of species in this database
First occurrence (base): in mid part of Tortonian Stage (48% up, 9.5Ma, in Tortonian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Jerkovic, L. (1970). Noëlaerhabdus nov. gen. type d'un nouvelle famille de Coccolithophoridés fossiles: Noëlaerhabdaceae du Miocène supérieur de Yugoslavie. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences, Paris, Série D - Sciences Naturelles. 270: 468-470. gs V O

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


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Noelaerhabdus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 25-9-2022

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=944 Go to Archive.is to create a permanent copy of this page - citation notes



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