Nannotax3 - Mesozoic - Biscutum profundum

Biscutum profundum

Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Biscutum -> Biscutum profundum
Sister taxa: B. constans, B. ellipticum, B. coronum, B. dekaenelii, B. magnum, B. melaniae, B. arrogans, B. asymmetricum, B. boletum, B. dissimilis, B. zulloii, B. hattneri, B. notaculum, B. virginica, B. gaultensis, B. thurowii, B. davyi, B. depravatum, B. dorsetensis, B. dubium, B. erismatum, B. grande, B. intermedium, B. planum, B. profundum, B. sp.,

deKaenelBergen 93 pl3 10.jpg
deKaenelBergen 93 pl3 06.jpg
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deKaenelBergen 93 pl3 09.jpg

Taxonomy:

Citation: Biscutum profundum de Kaenel & Bergen, 1993

Rank: Species

Farinacci & Howe catalog pages: B. profundum *

Search data:

Tags	placolith, elliptical, CA: closed, V-UNITS: V-prominent, DETAILS: ca_disjunct, rim-unicyclic,
Metrics	Lith size: 4->5µm; Data source notes: original description Sources: original description

The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Bajocian Stage (168.28-170.30Ma, top in Bajocian stage). Data source: Kaenel & Bergen, 1993 (original description)
First occurrence (base): within Toarcian Stage (174.15-182.70Ma, base in Toarcian stage). Data source: Kaenel & Bergen, 1993 (original description)

Plot of occurrence data:

Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
Triangles indicate an event for which a precise placement has been suggested
(NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Biscutum

References:

de Kaenel, E. & Bergen, J. A. (1993). New Early and Middle Jurassic coccolith taxa and biostratigraphy from the eastern proto-Atlantic (Morocco, Portugal and DSDP Site 547B). Eclogae Geologicae Helvetiae. 86(861-907): -. gs V O

Biscutum profundum compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 25-9-2020

Taxon Search:

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10091 Go to Archive.is to create a permanent copy of this page - citation notes

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