Bussonius leufuensis


Classification: Mesozoic -> Watznaueriales -> Watznaueriaceae -> Bussonius -> Bussonius leufuensis
Sister taxa: B. fecheri, B. prinsii, B. leufuensis, B. sp.,

Distinguishing features: Medium-sized (6-7 µm) Bussonius with broad shields and relatively narrow central area.


Taxonomy:

Citation: Bussonius leufuensis Bown & Kielbowicz in Bown, 1987
Rank: Species

Farinacci & Howe catalog pages: B. leufuensis *

Distinguishing features: Medium-sized (6-7 µm) Bussonius with broad shields and relatively narrow central area.


Morphology remarks: The central area is spanned by a solid-spine-bearing axial cross, lateral bars not observed but maybe missing due to preservation (Bown 1987)

Search data:
TagsLITHS: placolith, elliptical, CA: cross-axial, ca_disjunct, grill, process, CROSS-POLARS: rim-bicyclic, V-prominent, R-prominent,
MetricsLith size: 6->7µm;
Data source notes: Bown 1987
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Toarcian Stage (174.15-182.70Ma, top in Toarcian stage). Data source: Bown & Cooper 1998
First occurrence (base): within Toarcian Stage (174.15-182.70Ma, base in Toarcian stage). Data source: Bown & Cooper 1998

Plot of occurrence data:

References:

Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 34-85. gs

Bown, P. R. (1987a). Taxonomy, evolution, and biostratigraphy of Late Triassic-Early Jurassic calcareous nannofossils. Special Papers in Palaeontology. 38: 1-118. gs

Menini, A., Mattioli, E., Spangenberg, J. E., Pittet, B. & Suan, G. (2018). New calcareous nannofossil and carbon isotope data for the Pliensbachian/Toarcian boundary (Early Jurassic) in the western Tethys and their paleoenvironmental implications. Newsletters on Stratigraphy. -. gs


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Bussonius leufuensis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 28-9-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10147 Go to Archive.is to create a permanent copy of this page - citation notes



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