Tetrapodorhabdus coptensis


Classification: Mesozoic -> Podorhabdales -> Axopodorhabdaceae -> Tetrapodorhabdus -> Tetrapodorhabdus coptensis
Sister taxa: T. coptensis, T. decorus, T. shawensis, T. sp.,

Distinguishing features: Podorhabdids with central area spanned by diagonal cross bars.


Taxonomy:

Citation: Tetrapodorhabdus coptensis Black, 1971
Rank: Species
Synonyms:
Notes & discussion: Poorly differentiated from T. decorus and arguably a junior synonym of it - but often recorded in the Early Cretaceous whereas T. decorus is mostly recorded from the Late Cretaceous.

Farinacci & Howe catalog pages: Tetrapodorhabdus coptensis * , Hemipodorhabdus biforatus * , Tetrapodorhabdus hunmanbiensis *

Distinguishing features: Podorhabdids with central area spanned by diagonal cross bars.

Geological Range:
Last occurrence (top): within Late Maastrichtian Substage (66.04-69.91Ma, top in Maastrichtian stage). Data source: Bown et al. 1998
First occurrence (base): within Berriasian Stage (139.39-145.01Ma, base in Berriasian stage). Data source: Bown et al. 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: Tetrapodorhabdus coptensis, synonyms included - Tetrapodorhabdus coptensis;
  • space-time plot :: Samples map :: Parent: Tetrapodorhabdus

    References:

    Black, M. (1971a). Coccoliths of the Speeton Clay and Sutterby Marl. Proceedings of the Yorkshire Geological Society. 38: 381-424. gs

    Black, M. (1972). British Lower Cretaceous Coccoliths. I-Gault Clay (Part 1). Palaeontographical Society Monograph. 126: 1-48. gs

    Bown, P. R. (2005c). Early to Mid-Cretaceous Calcareous Nannoplankton from the Northwest Pacific Ocean, Leg 198, Shatsky Rise. Proceedings of the Ocean Drilling Program. Scientific Results. 198: 1-82. gs

    Bown, P. R., Rutledge, D. C., Crux, J. A. & Gallagher, L. T. (1998). Early Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 86-131. gs

    de Kaenel, E. & Bergen, J. A. (1996). Mesozoic calcareous nannofossil biostratigraphy from sites 897, 899, and 901, Iberia Abyssal Plain: New biostratigraphic evidence. Proceedings of the Ocean Drilling Program. Scientific Results. 149: 27-59. gs

    Grün, W. & Allemann, F. (1975). The Lower Cretaceous of Caravaca (Spain): Berriasian Calcareous Nannoplankton of the Miravetes Section (Subbetic Zone, Prov. of Murcia). Eclogae Geologicae Helvetiae. 68: 147-211. gs

    Varol, O. & Girgis, M. (1994). New taxa and taxonomy of some Jurassic to Cretaceous calcareous nannofossils. Neues Jahrbuch für Geologie und Paläontologie Abhandlungen. 192: 221-253. gs


    nannotaxlogo400px

    Tetrapodorhabdus coptensis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 15-12-2019

    Taxon Search:
    Advanced Search

    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=11207 Go to Archive.is to create a permanent copy of this page - citation notes



    Comments (0)

    No comments yet. Be the first!

    Add Comment

    * Required information
    1000
    Captcha Image
    Powered by Commentics