Orthorhabdus serratus


Classification: Coccolithophores -> Nannolith families inc sed -> Ceratolithaceae -> Orthorhabdus -> Orthorhabdus serratus
Sister taxa: O. serratus, O. rugosus, O. striatus, O. rioi, O. finifer, O. extensus, O. sp.,

Distinguishing features: Elongate Orthorhabdus species - triangular in plan view, hockey-stick shaped in side view.


Taxonomy:

Citation: Orthorhabdus serratus Bramlette and Wilcoxon, 1967
Rank: Species
Synonyms: Triquetrorhabdulus martinii Gartner, 1967.

Farinacci & Howe catalog pages: Orthorhabdus serratus * Triquetrorhabdulus martinii *

Distinguishing features: Elongate Orthorhabdus species - triangular in plan view, hockey-stick shaped in side view.


Morphology remarks: The median blade is wider than the two lateral blades and the c-axis lies in the plane of this blade, so this nannolith can be seen in two different orientations

Search data:
TagsLITHS: nannolith-other, rod-shaped,
CSPH: not known, DETAILS: 1ou, length-slow,
MetricsLith size: 8->20µm; Segments: 3->3;
Sources: lith length from OD & 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 NN6 zone (11.90-13.53Ma, top in Serravallian stage). Data source: Young 1998
First occurrence (base): within NN2 zone (19.00-22.82Ma, base in Aquitanian stage). Data source: Young 1998

Plot of occurrence data:

  • Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
  • Note to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.
  • Taxon plotted: Orthorhabdus serratus, synonyms included - Orthorhabdus serratus; Rhabdothorax serratus; Triquetrorhabdulus martinii; Triquetrorhabdulus serratus; space-time plot :: Samples map :: Parent: Orthorhabdus

    References:

    Bramlette, M.N. & Wilcoxon, J.A. (1967). Middle Tertiary calcareous nannoplankton of the Cipero section, Trinidad, W.I. Tulane Studies in Geology and Paleontology, 5: 93-131. GS

    Gartner, S. (1967). Calcareous nannofossils from Neogene of Trinidad, Jamaica, and Gulf of Mexico. Paleontological Contributions. University of Kansas, 29: 1-7. GS

    Young, J.R., (1998). Neogene. In: Bown, P.R. (Editor), Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publications Series. Chapman & Hall, London, pp. 225-265. GS


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    Orthorhabdus serratus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-5-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=973 Go to Archive.is to create a permanent copy of this page - citation notes



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