Nannotax3 - ntax_mesozoic - Tegulalithus tessellatus

Tegulalithus tessellatus


Classification: ntax_mesozoic -> Braarudosphaerales -> Other nannoliths with tangential c-axes -> Tegulalithus -> Tegulalithus tessellatus
Sister taxa: T. septentrionalis, T. tessellatus, T. sp.

Distinguishing features:
Parent taxon (Tegulalithus): Cylindrical nannoliths, typically with flanges at both ends and so cotton-reel-shaped in side view.
This taxon: Cylindrical nannolith with axial canal and narrow flanges at each end.


Taxonomy:

Citation: Tegulalithus tessellatus (Stradner in Stradner et al., 1968) Crux, 1986
Rank: Species
Basionym: Lithastrinus tessellatus Stradner in Stradner et al., 1968

Farinacci & Howe catalog pages: L. tessellatus *

Distinguishing features:
Parent taxon (Tegulalithus): Cylindrical nannoliths, typically with flanges at both ends and so cotton-reel-shaped in side view.
This taxon: Cylindrical nannolith with axial canal and narrow flanges at each end.


Morphology:


Size:


Ecology & Biogeography


Biology & life-cycles

Phylogenetic relations

Search data:
LITHS: nannolith-radiate, cylindrical, hollow, CA: vacant, CROSS-POLARS: T-prominent,
Lith size: 5->8µm; Segments: 20->30;
Data source notes: original description & illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Late Albian Substage (100.50-107.59Ma, top in Albian stage). Data source: Bown 2001
First occurrence (base): within Late Albian Substage (100.50-107.59Ma, base in Albian stage). Data source: Bown 2001

Plot of occurrence data:

References:

Black, M. (1973). British Lower Cretaceous Coccoliths. I-Gault Clay (Part 2). Palaeontographical Society Monograph. 127: 49-112. gs

Bown, P. R. (2001). Calcareous nannofossils of the Gault, Upper Greensand and Glauconitic Marl (Middle Albian-Lower Cenomanian) from the BGS Selborne boreholes, Hampshire. Proceedings of the Geologists' Association. 112: 223-236. gs

Crux, J. A. (1986). Tegulalithus, a new genus of Early Cretaceous calcareous nannofossils. INA Newsletter. 8: 88-90. gs V O

Jeremiah, J. (1996). A proposed Albian to Lower Cenomanian nannofossil biozonation for England and the North Sea Basin. Journal of Micropalaeontology. 15(97-129): -. gs V O

Stradner, H., Adamiker, D. & Maresch, O. (1968). Electron microscope studies on Albian calcareous nannoplankton from the Delft 2 and Leidschendam 1 deepwells, Holland. Verhandelingen der Koninklijke Nederlandse Akademie van Wetenschappen, Afdeling Natuurkunde. 24(4): 1-107. gs

Varol, O. (1992b). Taxonomic revision of the Polycyclolithaceae and its contribution to Cretaceous biostratigraphy. Newsletters on Stratigraphy. 27(93-127): -. gs


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Tegulalithus tessellatus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 30-11-2022

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=11197 Go to Archive.is to create a permanent copy of this page - citation notes



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