Paulpearsonia


Classification: Mesozoic -> Holococcoliths -> Rarer genera -> Paulpearsonia
Sister taxa: Bifidalithus, Bilapillus, Multipartis, Munarinus, Octolithus, Okkolithus, Ottavianus, Pharus, Ramsaya, Russellia, Saepiovirgata, Acuturris, Anfractus, Duocameratus, Lacunolithus-Bown, Metadoga, Nicholasia, Paulpearsonia, Petrobrasiella, Pseudoconus, Semihololithus, Stereorhabdus, Tanzanella, Thecatus, unidentified holococcoliths,

Distinguishing features: Cavate holococcoliths with thin rims and small spines; whole holococcolith behaves as a single crystal in xpl,


Daughter taxa: (blue => in age window 0-800Ma)
as per genus
Specimens not identified to species level

Taxonomy:

Citation: Paulpearsonia Lees, 2007
Rank: Genus
Type species: Pearsonia ecclesiata Lees, 2007
Notes & discussion: Originally described as Pearsonia Lees 2007 but this was a homonym of Pearsonia Dummer 1912 so the name was substituted by Paulpearsonia by Lees 2010

Farinacci & Howe catalog pages: Paulpearsonia * , Pearsonia *

Distinguishing features: Cavate holococcoliths with thin rims and small spines; whole holococcolith behaves as a single crystal in xpl,


Morphology remarks: "Cavate holococcoliths with thin rims and small spines, which act as a single crystal in XPL." [Lees 2007]

Geological Range:
Last occurrence (top): at top of Turonian Stage (100% up, 89.8Ma, in Turonian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Turonian Stage (0% up, 93.9Ma, in Turonian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Lees, J. A. (2007). New and rarely reported calcareous nannofossils from the Late Cretaceous of coastal Tanzania: outcrop samples and Tanzania Drilling Project Sites 5, 9 and 15. Journal of Nannoplankton Research. 29(1): 39-65. gs

Lees, J. A. (2010). Taxonomic note- Pearsonia ecclesiata Lees, 2007. Journal of Nannoplankton Research. 31(2): 122-. gs


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Paulpearsonia compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-9-2019

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10864 Go to Archive.is to create a permanent copy of this page - citation notes



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