Pseudomicula quadrata


Classification: Mesozoic -> Nannoliths inc sedis -> Microrhabdulaceae -> Pseudomicula -> Pseudomicula quadrata
Sister taxa: P. quadrata, P. sp.,

Distinguishing features: Rod-shaped nannolith with massive, cubiform mid section.


Taxonomy:

Citation: Pseudomicula quadrata Perch-Nielsen in Perch-Nielsen et al., 1978
Rank: Species
Synonyms: Micula quadrata (Perch-Nielsen in Perch-Nielsen et al., 1978) Perch-Nielsen 1984

Farinacci & Howe catalog pages: Pseudomicula quadrata * , ,

Distinguishing features: Rod-shaped nannolith with massive, cubiform mid section.

Geological Range:
Last occurrence (top): at top of Maastrichtian Stage (100% up, 66Ma, in Maastrichtian stage). Data source: Lees & Bown 2005 - consistently present to end Cret
First occurrence (base): in upper part of UC20a subzone (60% up, 69.1Ma, in Maastrichtian stage). Data source: Burnett 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: Pseudomicula quadrata, synonyms included - Pseudomicula quadrata; space-time plot :: Samples map :: Parent: Pseudomicula

    References:

    Burnett, J. A. (1998). Upper Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 132-199. gs

    Perch-Nielsen, K. (1984). Validation of new combinations. INA Newsletter. 6(1): 42-46. gs

    Perch-Nielsen, K., Sadek, A., Barakat, M. G. & Teleb, F. (1978). Late Cretaceous and Early Tertiary Calcareous nannofossil and Planktonic foraminifera zones from Egypt. Actes du VI Colloque Africain de Micropaléontologie - Tunis 1974. Annales des Mines et de la Géologie Tunis. 28: 337-403. gs


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    Pseudomicula quadrata compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-7-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10961 Go to Archive.is to create a permanent copy of this page - citation notes



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