Ethmorhabdus crucifer


Classification: Mesozoic -> Podorhabdales -> Axopodorhabdaceae -> Ethmorhabdus -> Ethmorhabdus crucifer
Sister taxa: E. anglicus, E. crucifer, E. gallicus, E. hauterivianus, E. sp.,

Distinguishing features: Medium (5-8 µm) Ethmorhabdus, with prominent axial cross bars as well as net.


Taxonomy:

Citation: Ethmorhabdus crucifer Noël, 1973
Rank: Species

Farinacci & Howe catalog pages: E. crucifer *

Distinguishing features: Medium (5-8 µm) Ethmorhabdus, with prominent axial cross bars as well as net.

Search data:
TagsLITHS: placolith, elliptical, CA: cross-axial, ca_disjunct, grill, plate, process, closed, CROSS-POLARS: rim-bicyclic, V-prominent, R-prominent,
MetricsLith size: 5->8µm;
Data source notes: illustrated specimens (large error margin)
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Early Toarcian Substage (178.24-182.70Ma, top in Toarcian stage). Data source: Bown & Cooper 1998
First occurrence (base): within Early Toarcian Substage (178.24-182.70Ma, base in Toarcian stage). Data source: Bown & Cooper 1998

Plot of occurrence data:

References:

Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 34-85. gs

Menini, A., Mattioli, E., Spangenberg, J. E., Pittet, B. & Suan, G. (2018). New calcareous nannofossil and carbon isotope data for the Pliensbachian/Toarcian boundary (Early Jurassic) in the western Tethys and their paleoenvironmental implications. Newsletters on Stratigraphy. -. gs

Noël, D. (1973). Nannofossiles calcaires de sédiments jurassiques finement laminés. Bulletin du Muséum National d'Histoire Naturelle. 75: 95-156. gs


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Ethmorhabdus crucifer compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 30-9-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10441 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (1)

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Micaela Chaumeil Rodríguez (Argentina)

Dear Jeremy,

The original description of this species is in Noël, 1972 (Nannofossiles calcaires de sédiments jurassiques finement laminés. Bull. Mus. Nat. Hist. Natur.,

3e sér., n° 75, pp. 95-156)

Citation would be: Ethmorhabdus crucifer Noël, 1972

Kind regards,

Mica

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Jeremy Young (Tonbridge, UK)

Thanks Mica and I have corrected that now. Strictly though the correct publication date is 1973, even though the cover date on the article is 1972.

Jeremy

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