Nannotax3 - ntax_mesozoic - Pseudomicula quadrata

Pseudomicula quadrata


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

Distinguishing features:
Parent taxon (Pseudomicula): Rod-shaped nannolith with massive, cubiform mid section.
This taxon: 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: P. quadrata *

Distinguishing features:
Parent taxon (Pseudomicula): Rod-shaped nannolith with massive, cubiform mid section.
This taxon: Rod-shaped nannolith with massive, cubiform mid section.


Morphology:


Size:


Ecology & Biogeography


Biology & life-cycles

Phylogenetic relations

Search data:
LITHS: nannolith-radiate, quadrate, CA: cross-axial, closed,
Lith size: 5->10µm; Segments: 4->4;
Data source notes: illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): at top of Maastrichtian Stage (100% up, 66Ma, in Danian 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:

References:

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

Lees, J. A. & Bown, P. R. (2005). Upper Cretaceous calcareous nannofossil biostratigraphy, ODP Leg 198 (Shatsky Rise, Northwest Pacific Ocean). Proceedings of the Ocean Drilling Program, Scientific Results. 198: 1-60. gs V O

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

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

Perez-Rodriguez, I., Lees, J. A., Larasoaña, J. C., Arz, J. A. & Arenillas, I. (2012). Planktonic foraminiferal and calcareous nannofossil biostratigraphy and magnetostratigraphy of the uppermost Campanian and Maastrichtian at Zumaia, northern Spain. Cretaceous Research. 37: 100-126. gs


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Pseudomicula quadrata 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=10961 Go to Archive.is to create a permanent copy of this page - citation notes



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